[Java] Update auto-generated Java bindings for 0.0.113
[ldk-java] / src / main / jni / bindings.c.body
index d07c167aa8d786763a6afcfdf5170408632b29a4..28018ee163ae685c1e3505bcb4b229783ff0466f 100644 (file)
 #define CHECK(a)
 
 static jmethodID ordinal_meth = NULL;
-static jmethodID slicedef_meth = NULL;
-static jclass slicedef_cls = NULL;
-JNIEXPORT void Java_org_ldk_impl_bindings_init(JNIEnv * env, jclass _b, jclass enum_class, jclass slicedef_class) {
+JNIEXPORT void Java_org_ldk_impl_bindings_init(JNIEnv * env, jclass _b, jclass enum_class) {
        ordinal_meth = (*env)->GetMethodID(env, enum_class, "ordinal", "()I");
        CHECK(ordinal_meth != NULL);
-       slicedef_meth = (*env)->GetMethodID(env, slicedef_class, "<init>", "(JJJ)V");
-       CHECK(slicedef_meth != NULL);
-       slicedef_cls = (*env)->NewGlobalRef(env, slicedef_class);
-       CHECK(slicedef_cls != NULL);
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_deref_1bool (JNIEnv * env, jclass _a, jlong ptr) {
-       return *((bool*)ptr);
-}
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_deref_1long (JNIEnv * env, jclass _a, jlong ptr) {
-       return *((long*)ptr);
-}
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_free_1heap_1ptr (JNIEnv * env, jclass _a, jlong ptr) {
-       FREE((void*)ptr);
-}
-JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_read_1bytes (JNIEnv * env, jclass _b, jlong ptr, jlong len) {
-       jbyteArray ret_arr = (*env)->NewByteArray(env, len);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, len, (unsigned char*)ptr);
-       return ret_arr;
-}
-JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_get_1u8_1slice_1bytes (JNIEnv * env, jclass _b, jlong slice_ptr) {
-       LDKu8slice *slice = (LDKu8slice*)slice_ptr;
-       jbyteArray ret_arr = (*env)->NewByteArray(env, slice->datalen);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, slice->datalen, slice->data);
-       return ret_arr;
-}
-JNIEXPORT int64_t impl_bindings_bytes_1to_1u8_1vec (JNIEnv * env, jclass _b, jbyteArray bytes) {
-       LDKCVec_u8Z *vec = (LDKCVec_u8Z*)MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8");
-       vec->datalen = (*env)->GetArrayLength(env, bytes);
-       vec->data = (uint8_t*)MALLOC(vec->datalen, "LDKCVec_u8Z Bytes");
-       (*env)->GetByteArrayRegion (env, bytes, 0, vec->datalen, vec->data);
-       return (uint64_t)vec;
-}
-JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_txpointer_1get_1buffer (JNIEnv * env, jclass _b, jlong ptr) {
-       LDKTransaction *txdata = (LDKTransaction*)ptr;
-       LDKu8slice slice;
-       slice.data = txdata->data;
-       slice.datalen = txdata->datalen;
-       return Java_org_ldk_impl_bindings_get_1u8_1slice_1bytes(env, _b, (uint64_t)&slice);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_new_1txpointer_1copy_1data (JNIEnv * env, jclass _b, jbyteArray bytes) {
-       LDKTransaction *txdata = (LDKTransaction*)MALLOC(sizeof(LDKTransaction), "LDKTransaction");
-       txdata->datalen = (*env)->GetArrayLength(env, bytes);
-       txdata->data = (uint8_t*)MALLOC(txdata->datalen, "Tx Data Bytes");
-       txdata->data_is_owned = false;
-       (*env)->GetByteArrayRegion (env, bytes, 0, txdata->datalen, txdata->data);
-       return (uint64_t)txdata;
-}
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_txpointer_1free (JNIEnv * env, jclass _b, jlong ptr) {
-       LDKTransaction *tx = (LDKTransaction*)ptr;
-       tx->data_is_owned = true;
-       Transaction_free(*tx);
-       FREE((void*)ptr);
-}
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_vec_1slice_1len (JNIEnv * env, jclass _a, jlong ptr) {
-       // Check offsets of a few Vec types are all consistent as we're meant to be generic across types
-       _Static_assert(offsetof(LDKCVec_u8Z, datalen) == offsetof(LDKCVec_SignatureZ, datalen), "Vec<*> needs to be mapped identically");
-       _Static_assert(offsetof(LDKCVec_u8Z, datalen) == offsetof(LDKCVec_MessageSendEventZ, datalen), "Vec<*> needs to be mapped identically");
-       _Static_assert(offsetof(LDKCVec_u8Z, datalen) == offsetof(LDKCVec_EventZ, datalen), "Vec<*> needs to be mapped identically");
-       _Static_assert(offsetof(LDKCVec_u8Z, datalen) == offsetof(LDKCVec_C2Tuple_usizeTransactionZZ, datalen), "Vec<*> needs to be mapped identically");
-       LDKCVec_u8Z *vec = (LDKCVec_u8Z*)ptr;
-       return (uint64_t)vec->datalen;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_new_1empty_1slice_1vec (JNIEnv * env, jclass _b) {
-       // Check sizes of a few Vec types are all consistent as we're meant to be generic across types
-       _Static_assert(sizeof(LDKCVec_u8Z) == sizeof(LDKCVec_SignatureZ), "Vec<*> needs to be mapped identically");
-       _Static_assert(sizeof(LDKCVec_u8Z) == sizeof(LDKCVec_MessageSendEventZ), "Vec<*> needs to be mapped identically");
-       _Static_assert(sizeof(LDKCVec_u8Z) == sizeof(LDKCVec_EventZ), "Vec<*> needs to be mapped identically");
-       _Static_assert(sizeof(LDKCVec_u8Z) == sizeof(LDKCVec_C2Tuple_usizeTransactionZZ), "Vec<*> needs to be mapped identically");
-       LDKCVec_u8Z *vec = (LDKCVec_u8Z*)MALLOC(sizeof(LDKCVec_u8Z), "Empty LDKCVec");
-       vec->data = NULL;
-       vec->datalen = 0;
-       return (uint64_t)vec;
 }
 
 // We assume that CVec_u8Z and u8slice are the same size and layout (and thus pointers to the two can be mixed)
@@ -153,6 +78,62 @@ JNIEXPORT void Java_org_ldk_impl_bindings_init_1class_1cache(JNIEnv * env, jclas
        arr_of_J_clz = (*env)->NewGlobalRef(env, arr_of_J_clz);
 }
 static inline struct LDKThirtyTwoBytes ThirtyTwoBytes_clone(const struct LDKThirtyTwoBytes *orig) { struct LDKThirtyTwoBytes ret; memcpy(ret.data, orig->data, 32); return ret; }
+
+static inline void* untag_ptr(uint64_t ptr) {
+       if (ptr < 4096) return (void*)ptr;
+       if (sizeof(void*) == 4) {
+               // For 32-bit systems, store pointers as 64-bit ints and use the 31st bit
+               return (void*)(uintptr_t)ptr;
+       } else {
+               // For 64-bit systems, assume the top byte is used for tagging, then
+               // use bit 9 ^ bit 10.
+               uint64_t tenth_bit = (((uintptr_t)ptr) & (1ULL << 54)) >> 54;
+               uintptr_t p = (ptr & ~(1ULL << 55)) | (tenth_bit << 55);
+#ifdef LDK_DEBUG_BUILD
+               // On debug builds we also use the 11th bit as a debug flag
+               uintptr_t eleventh_bit = (((uintptr_t)ptr) & (1ULL << 53)) >> 53;
+               CHECK(tenth_bit != eleventh_bit);
+               p ^= 1ULL << 53;
+#endif
+               return (void*)p;
+       }
+}
+static inline bool ptr_is_owned(uint64_t ptr) {
+       if(ptr < 4096) return true;
+       if (sizeof(void*) == 4) {
+               return ptr & (1ULL << 32);
+       } else {
+               uintptr_t ninth_bit = (((uintptr_t)ptr) & (1ULL << 55)) >> 55;
+               uintptr_t tenth_bit = (((uintptr_t)ptr) & (1ULL << 54)) >> 54;
+#ifdef LDK_DEBUG_BUILD
+               // On debug builds we also use the 11th bit as a debug flag
+               uintptr_t eleventh_bit = (((uintptr_t)ptr) & (1ULL << 53)) >> 53;
+               CHECK(tenth_bit != eleventh_bit);
+#endif
+               return (ninth_bit ^ tenth_bit) ? true : false;
+       }
+}
+static inline uint64_t tag_ptr(const void* ptr, bool is_owned) {
+       if ((uintptr_t)ptr < 4096) return (uint64_t)ptr;
+       if (sizeof(void*) == 4) {
+               return (((uint64_t)ptr) | ((is_owned ? 1ULL : 0) << 32));
+       } else {
+               CHECK(sizeof(uintptr_t) == 8);
+               uintptr_t tenth_bit = (((uintptr_t)ptr) & (1ULL << 54)) >> 54;
+               uintptr_t t = (((uintptr_t)ptr) | (((is_owned ? 1ULL : 0ULL) ^ tenth_bit) << 55));
+#ifdef LDK_DEBUG_BUILD
+               uintptr_t ninth_bit = (((uintptr_t)ptr) & (1ULL << 55)) >> 55;
+               uintptr_t eleventh_bit = (((uintptr_t)ptr) & (1ULL << 53)) >> 53;
+               CHECK(ninth_bit == tenth_bit);
+               CHECK(ninth_bit == eleventh_bit);
+               t ^= 1ULL << 53;
+#endif
+               CHECK(ptr_is_owned(t) == is_owned);
+               CHECK(untag_ptr(t) == ptr);
+               return t;
+       }
+}
+
 static inline LDKAccessError LDKAccessError_from_java(JNIEnv *env, jclass clz) {
        jint ord = (*env)->CallIntMethod(env, clz, ordinal_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
@@ -221,36 +202,42 @@ static inline jclass LDKCOption_NoneZ_to_java(JNIEnv *env, LDKCOption_NoneZ val)
        }
 }
 
-static inline LDKChannelMonitorUpdateErr LDKChannelMonitorUpdateErr_from_java(JNIEnv *env, jclass clz) {
+static inline LDKChannelMonitorUpdateStatus LDKChannelMonitorUpdateStatus_from_java(JNIEnv *env, jclass clz) {
        jint ord = (*env)->CallIntMethod(env, clz, ordinal_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to ChannelMonitorUpdateErr.ordinal() from rust threw an exception.");
+               (*env)->FatalError(env, "A call to ChannelMonitorUpdateStatus.ordinal() from rust threw an exception.");
        }
        switch (ord) {
-               case 0: return LDKChannelMonitorUpdateErr_TemporaryFailure;
-               case 1: return LDKChannelMonitorUpdateErr_PermanentFailure;
+               case 0: return LDKChannelMonitorUpdateStatus_Completed;
+               case 1: return LDKChannelMonitorUpdateStatus_InProgress;
+               case 2: return LDKChannelMonitorUpdateStatus_PermanentFailure;
        }
-       (*env)->FatalError(env, "A call to ChannelMonitorUpdateErr.ordinal() from rust returned an invalid value.");
+       (*env)->FatalError(env, "A call to ChannelMonitorUpdateStatus.ordinal() from rust returned an invalid value.");
        abort(); // Unreachable, but will let the compiler know we don't return here
 }
-static jclass ChannelMonitorUpdateErr_class = NULL;
-static jfieldID ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_TemporaryFailure = NULL;
-static jfieldID ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_PermanentFailure = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_enums_ChannelMonitorUpdateErr_init (JNIEnv *env, jclass clz) {
-       ChannelMonitorUpdateErr_class = (*env)->NewGlobalRef(env, clz);
-       CHECK(ChannelMonitorUpdateErr_class != NULL);
-       ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_TemporaryFailure = (*env)->GetStaticFieldID(env, ChannelMonitorUpdateErr_class, "LDKChannelMonitorUpdateErr_TemporaryFailure", "Lorg/ldk/enums/ChannelMonitorUpdateErr;");
-       CHECK(ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_TemporaryFailure != NULL);
-       ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_PermanentFailure = (*env)->GetStaticFieldID(env, ChannelMonitorUpdateErr_class, "LDKChannelMonitorUpdateErr_PermanentFailure", "Lorg/ldk/enums/ChannelMonitorUpdateErr;");
-       CHECK(ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_PermanentFailure != NULL);
-}
-static inline jclass LDKChannelMonitorUpdateErr_to_java(JNIEnv *env, LDKChannelMonitorUpdateErr val) {
+static jclass ChannelMonitorUpdateStatus_class = NULL;
+static jfieldID ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_Completed = NULL;
+static jfieldID ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_InProgress = NULL;
+static jfieldID ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_PermanentFailure = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_enums_ChannelMonitorUpdateStatus_init (JNIEnv *env, jclass clz) {
+       ChannelMonitorUpdateStatus_class = (*env)->NewGlobalRef(env, clz);
+       CHECK(ChannelMonitorUpdateStatus_class != NULL);
+       ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_Completed = (*env)->GetStaticFieldID(env, ChannelMonitorUpdateStatus_class, "LDKChannelMonitorUpdateStatus_Completed", "Lorg/ldk/enums/ChannelMonitorUpdateStatus;");
+       CHECK(ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_Completed != NULL);
+       ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_InProgress = (*env)->GetStaticFieldID(env, ChannelMonitorUpdateStatus_class, "LDKChannelMonitorUpdateStatus_InProgress", "Lorg/ldk/enums/ChannelMonitorUpdateStatus;");
+       CHECK(ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_InProgress != NULL);
+       ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_PermanentFailure = (*env)->GetStaticFieldID(env, ChannelMonitorUpdateStatus_class, "LDKChannelMonitorUpdateStatus_PermanentFailure", "Lorg/ldk/enums/ChannelMonitorUpdateStatus;");
+       CHECK(ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_PermanentFailure != NULL);
+}
+static inline jclass LDKChannelMonitorUpdateStatus_to_java(JNIEnv *env, LDKChannelMonitorUpdateStatus val) {
        switch (val) {
-               case LDKChannelMonitorUpdateErr_TemporaryFailure:
-                       return (*env)->GetStaticObjectField(env, ChannelMonitorUpdateErr_class, ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_TemporaryFailure);
-               case LDKChannelMonitorUpdateErr_PermanentFailure:
-                       return (*env)->GetStaticObjectField(env, ChannelMonitorUpdateErr_class, ChannelMonitorUpdateErr_LDKChannelMonitorUpdateErr_PermanentFailure);
+               case LDKChannelMonitorUpdateStatus_Completed:
+                       return (*env)->GetStaticObjectField(env, ChannelMonitorUpdateStatus_class, ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_Completed);
+               case LDKChannelMonitorUpdateStatus_InProgress:
+                       return (*env)->GetStaticObjectField(env, ChannelMonitorUpdateStatus_class, ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_InProgress);
+               case LDKChannelMonitorUpdateStatus_PermanentFailure:
+                       return (*env)->GetStaticObjectField(env, ChannelMonitorUpdateStatus_class, ChannelMonitorUpdateStatus_LDKChannelMonitorUpdateStatus_PermanentFailure);
                default: abort();
        }
 }
@@ -399,6 +386,58 @@ static inline jclass LDKCurrency_to_java(JNIEnv *env, LDKCurrency val) {
        }
 }
 
+static inline LDKHTLCClaim LDKHTLCClaim_from_java(JNIEnv *env, jclass clz) {
+       jint ord = (*env)->CallIntMethod(env, clz, ordinal_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to HTLCClaim.ordinal() from rust threw an exception.");
+       }
+       switch (ord) {
+               case 0: return LDKHTLCClaim_OfferedTimeout;
+               case 1: return LDKHTLCClaim_OfferedPreimage;
+               case 2: return LDKHTLCClaim_AcceptedTimeout;
+               case 3: return LDKHTLCClaim_AcceptedPreimage;
+               case 4: return LDKHTLCClaim_Revocation;
+       }
+       (*env)->FatalError(env, "A call to HTLCClaim.ordinal() from rust returned an invalid value.");
+       abort(); // Unreachable, but will let the compiler know we don't return here
+}
+static jclass HTLCClaim_class = NULL;
+static jfieldID HTLCClaim_LDKHTLCClaim_OfferedTimeout = NULL;
+static jfieldID HTLCClaim_LDKHTLCClaim_OfferedPreimage = NULL;
+static jfieldID HTLCClaim_LDKHTLCClaim_AcceptedTimeout = NULL;
+static jfieldID HTLCClaim_LDKHTLCClaim_AcceptedPreimage = NULL;
+static jfieldID HTLCClaim_LDKHTLCClaim_Revocation = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_enums_HTLCClaim_init (JNIEnv *env, jclass clz) {
+       HTLCClaim_class = (*env)->NewGlobalRef(env, clz);
+       CHECK(HTLCClaim_class != NULL);
+       HTLCClaim_LDKHTLCClaim_OfferedTimeout = (*env)->GetStaticFieldID(env, HTLCClaim_class, "LDKHTLCClaim_OfferedTimeout", "Lorg/ldk/enums/HTLCClaim;");
+       CHECK(HTLCClaim_LDKHTLCClaim_OfferedTimeout != NULL);
+       HTLCClaim_LDKHTLCClaim_OfferedPreimage = (*env)->GetStaticFieldID(env, HTLCClaim_class, "LDKHTLCClaim_OfferedPreimage", "Lorg/ldk/enums/HTLCClaim;");
+       CHECK(HTLCClaim_LDKHTLCClaim_OfferedPreimage != NULL);
+       HTLCClaim_LDKHTLCClaim_AcceptedTimeout = (*env)->GetStaticFieldID(env, HTLCClaim_class, "LDKHTLCClaim_AcceptedTimeout", "Lorg/ldk/enums/HTLCClaim;");
+       CHECK(HTLCClaim_LDKHTLCClaim_AcceptedTimeout != NULL);
+       HTLCClaim_LDKHTLCClaim_AcceptedPreimage = (*env)->GetStaticFieldID(env, HTLCClaim_class, "LDKHTLCClaim_AcceptedPreimage", "Lorg/ldk/enums/HTLCClaim;");
+       CHECK(HTLCClaim_LDKHTLCClaim_AcceptedPreimage != NULL);
+       HTLCClaim_LDKHTLCClaim_Revocation = (*env)->GetStaticFieldID(env, HTLCClaim_class, "LDKHTLCClaim_Revocation", "Lorg/ldk/enums/HTLCClaim;");
+       CHECK(HTLCClaim_LDKHTLCClaim_Revocation != NULL);
+}
+static inline jclass LDKHTLCClaim_to_java(JNIEnv *env, LDKHTLCClaim val) {
+       switch (val) {
+               case LDKHTLCClaim_OfferedTimeout:
+                       return (*env)->GetStaticObjectField(env, HTLCClaim_class, HTLCClaim_LDKHTLCClaim_OfferedTimeout);
+               case LDKHTLCClaim_OfferedPreimage:
+                       return (*env)->GetStaticObjectField(env, HTLCClaim_class, HTLCClaim_LDKHTLCClaim_OfferedPreimage);
+               case LDKHTLCClaim_AcceptedTimeout:
+                       return (*env)->GetStaticObjectField(env, HTLCClaim_class, HTLCClaim_LDKHTLCClaim_AcceptedTimeout);
+               case LDKHTLCClaim_AcceptedPreimage:
+                       return (*env)->GetStaticObjectField(env, HTLCClaim_class, HTLCClaim_LDKHTLCClaim_AcceptedPreimage);
+               case LDKHTLCClaim_Revocation:
+                       return (*env)->GetStaticObjectField(env, HTLCClaim_class, HTLCClaim_LDKHTLCClaim_Revocation);
+               default: abort();
+       }
+}
+
 static inline LDKIOError LDKIOError_from_java(JNIEnv *env, jclass clz) {
        jint ord = (*env)->CallIntMethod(env, clz, ordinal_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
@@ -883,6 +922,27 @@ static inline jclass LDKSiPrefix_to_java(JNIEnv *env, LDKSiPrefix val) {
        }
 }
 
+struct LDKThirtyTwoBytes BigEndianScalar_get_bytes (struct LDKBigEndianScalar* thing) {
+       LDKThirtyTwoBytes ret = { .data = *thing->big_endian_bytes };
+       return ret;
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BigEndianScalar_1get_1bytes(JNIEnv *env, jclass clz, int64_t thing) {
+       LDKBigEndianScalar* thing_conv = (LDKBigEndianScalar*)untag_ptr(thing);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, BigEndianScalar_get_bytes(thing_conv).data);
+       return ret_arr;
+}
+
+static void BigEndianScalar_free (struct LDKBigEndianScalar thing) {}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BigEndianScalar_1free(JNIEnv *env, jclass clz, int64_t thing) {
+       if (!ptr_is_owned(thing)) return;
+       void* thing_ptr = untag_ptr(thing);
+       CHECK_ACCESS(thing_ptr);
+       LDKBigEndianScalar thing_conv = *(LDKBigEndianScalar*)(thing_ptr);
+       FREE(untag_ptr(thing));
+       BigEndianScalar_free(thing_conv);
+}
+
 static jclass LDKBech32Error_MissingSeparator_class = NULL;
 static jmethodID LDKBech32Error_MissingSeparator_meth = NULL;
 static jclass LDKBech32Error_InvalidChecksum_class = NULL;
@@ -935,7 +995,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKBech32Error_init (JNIE
        CHECK(LDKBech32Error_MixedCase_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKBech32Error_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKBech32Error *obj = (LDKBech32Error*)(ptr & ~1);
+       LDKBech32Error *obj = (LDKBech32Error*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKBech32Error_MissingSeparator: {
                        return (*env)->NewObject(env, LDKBech32Error_MissingSeparator_class, LDKBech32Error_MissingSeparator_meth);
@@ -969,7 +1029,7 @@ static inline LDKCVec_u8Z CVec_u8Z_clone(const LDKCVec_u8Z *orig) {
        return ret;
 }
 struct LDKCVec_u8Z TxOut_get_script_pubkey (struct LDKTxOut* thing) {  return CVec_u8Z_clone(&thing->script_pubkey);}JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxOut_1get_1script_1pubkey(JNIEnv *env, jclass clz, int64_t thing) {
-       LDKTxOut* thing_conv = (LDKTxOut*)(thing & ~1);
+       LDKTxOut* thing_conv = (LDKTxOut*)untag_ptr(thing);
        LDKCVec_u8Z ret_var = TxOut_get_script_pubkey(thing_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -978,17 +1038,46 @@ struct LDKCVec_u8Z TxOut_get_script_pubkey (struct LDKTxOut* thing) {    return CVe
 }
 
 uint64_t TxOut_get_value (struct LDKTxOut* thing) {    return thing->value;}JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxOut_1get_1value(JNIEnv *env, jclass clz, int64_t thing) {
-       LDKTxOut* thing_conv = (LDKTxOut*)(thing & ~1);
+       LDKTxOut* thing_conv = (LDKTxOut*)untag_ptr(thing);
        int64_t ret_conv = TxOut_get_value(thing_conv);
        return ret_conv;
 }
 
+static jclass LDKCOption_HTLCClaimZ_Some_class = NULL;
+static jmethodID LDKCOption_HTLCClaimZ_Some_meth = NULL;
+static jclass LDKCOption_HTLCClaimZ_None_class = NULL;
+static jmethodID LDKCOption_HTLCClaimZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1HTLCClaimZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_HTLCClaimZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_HTLCClaimZ$Some"));
+       CHECK(LDKCOption_HTLCClaimZ_Some_class != NULL);
+       LDKCOption_HTLCClaimZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_HTLCClaimZ_Some_class, "<init>", "(Lorg/ldk/enums/HTLCClaim;)V");
+       CHECK(LDKCOption_HTLCClaimZ_Some_meth != NULL);
+       LDKCOption_HTLCClaimZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_HTLCClaimZ$None"));
+       CHECK(LDKCOption_HTLCClaimZ_None_class != NULL);
+       LDKCOption_HTLCClaimZ_None_meth = (*env)->GetMethodID(env, LDKCOption_HTLCClaimZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_HTLCClaimZ_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1HTLCClaimZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_HTLCClaimZ *obj = (LDKCOption_HTLCClaimZ*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_HTLCClaimZ_Some: {
+                       jclass some_conv = LDKHTLCClaim_to_java(env, obj->some);
+                       return (*env)->NewObject(env, LDKCOption_HTLCClaimZ_Some_class, LDKCOption_HTLCClaimZ_Some_meth, some_conv);
+               }
+               case LDKCOption_HTLCClaimZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_HTLCClaimZ_None_class, LDKCOption_HTLCClaimZ_None_meth);
+               }
+               default: abort();
+       }
+}
 static inline void CResult_NoneNoneZ_get_ok(LDKCResult_NoneNoneZ *NONNULL_PTR owner){
 CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneNoneZ* owner_conv = (LDKCResult_NoneNoneZ*)(owner & ~1);
+       LDKCResult_NoneNoneZ* owner_conv = (LDKCResult_NoneNoneZ*)untag_ptr(owner);
        CResult_NoneNoneZ_get_ok(owner_conv);
 }
 
@@ -997,25 +1086,100 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneNoneZ* owner_conv = (LDKCResult_NoneNoneZ*)(owner & ~1);
+       LDKCResult_NoneNoneZ* owner_conv = (LDKCResult_NoneNoneZ*)untag_ptr(owner);
        CResult_NoneNoneZ_get_err(owner_conv);
 }
 
+static jclass LDKDecodeError_UnknownVersion_class = NULL;
+static jmethodID LDKDecodeError_UnknownVersion_meth = NULL;
+static jclass LDKDecodeError_UnknownRequiredFeature_class = NULL;
+static jmethodID LDKDecodeError_UnknownRequiredFeature_meth = NULL;
+static jclass LDKDecodeError_InvalidValue_class = NULL;
+static jmethodID LDKDecodeError_InvalidValue_meth = NULL;
+static jclass LDKDecodeError_ShortRead_class = NULL;
+static jmethodID LDKDecodeError_ShortRead_meth = NULL;
+static jclass LDKDecodeError_BadLengthDescriptor_class = NULL;
+static jmethodID LDKDecodeError_BadLengthDescriptor_meth = NULL;
+static jclass LDKDecodeError_Io_class = NULL;
+static jmethodID LDKDecodeError_Io_meth = NULL;
+static jclass LDKDecodeError_UnsupportedCompression_class = NULL;
+static jmethodID LDKDecodeError_UnsupportedCompression_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKDecodeError_init (JNIEnv *env, jclass clz) {
+       LDKDecodeError_UnknownVersion_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDecodeError$UnknownVersion"));
+       CHECK(LDKDecodeError_UnknownVersion_class != NULL);
+       LDKDecodeError_UnknownVersion_meth = (*env)->GetMethodID(env, LDKDecodeError_UnknownVersion_class, "<init>", "()V");
+       CHECK(LDKDecodeError_UnknownVersion_meth != NULL);
+       LDKDecodeError_UnknownRequiredFeature_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDecodeError$UnknownRequiredFeature"));
+       CHECK(LDKDecodeError_UnknownRequiredFeature_class != NULL);
+       LDKDecodeError_UnknownRequiredFeature_meth = (*env)->GetMethodID(env, LDKDecodeError_UnknownRequiredFeature_class, "<init>", "()V");
+       CHECK(LDKDecodeError_UnknownRequiredFeature_meth != NULL);
+       LDKDecodeError_InvalidValue_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDecodeError$InvalidValue"));
+       CHECK(LDKDecodeError_InvalidValue_class != NULL);
+       LDKDecodeError_InvalidValue_meth = (*env)->GetMethodID(env, LDKDecodeError_InvalidValue_class, "<init>", "()V");
+       CHECK(LDKDecodeError_InvalidValue_meth != NULL);
+       LDKDecodeError_ShortRead_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDecodeError$ShortRead"));
+       CHECK(LDKDecodeError_ShortRead_class != NULL);
+       LDKDecodeError_ShortRead_meth = (*env)->GetMethodID(env, LDKDecodeError_ShortRead_class, "<init>", "()V");
+       CHECK(LDKDecodeError_ShortRead_meth != NULL);
+       LDKDecodeError_BadLengthDescriptor_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDecodeError$BadLengthDescriptor"));
+       CHECK(LDKDecodeError_BadLengthDescriptor_class != NULL);
+       LDKDecodeError_BadLengthDescriptor_meth = (*env)->GetMethodID(env, LDKDecodeError_BadLengthDescriptor_class, "<init>", "()V");
+       CHECK(LDKDecodeError_BadLengthDescriptor_meth != NULL);
+       LDKDecodeError_Io_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDecodeError$Io"));
+       CHECK(LDKDecodeError_Io_class != NULL);
+       LDKDecodeError_Io_meth = (*env)->GetMethodID(env, LDKDecodeError_Io_class, "<init>", "(Lorg/ldk/enums/IOError;)V");
+       CHECK(LDKDecodeError_Io_meth != NULL);
+       LDKDecodeError_UnsupportedCompression_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDecodeError$UnsupportedCompression"));
+       CHECK(LDKDecodeError_UnsupportedCompression_class != NULL);
+       LDKDecodeError_UnsupportedCompression_meth = (*env)->GetMethodID(env, LDKDecodeError_UnsupportedCompression_class, "<init>", "()V");
+       CHECK(LDKDecodeError_UnsupportedCompression_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKDecodeError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKDecodeError *obj = (LDKDecodeError*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKDecodeError_UnknownVersion: {
+                       return (*env)->NewObject(env, LDKDecodeError_UnknownVersion_class, LDKDecodeError_UnknownVersion_meth);
+               }
+               case LDKDecodeError_UnknownRequiredFeature: {
+                       return (*env)->NewObject(env, LDKDecodeError_UnknownRequiredFeature_class, LDKDecodeError_UnknownRequiredFeature_meth);
+               }
+               case LDKDecodeError_InvalidValue: {
+                       return (*env)->NewObject(env, LDKDecodeError_InvalidValue_class, LDKDecodeError_InvalidValue_meth);
+               }
+               case LDKDecodeError_ShortRead: {
+                       return (*env)->NewObject(env, LDKDecodeError_ShortRead_class, LDKDecodeError_ShortRead_meth);
+               }
+               case LDKDecodeError_BadLengthDescriptor: {
+                       return (*env)->NewObject(env, LDKDecodeError_BadLengthDescriptor_class, LDKDecodeError_BadLengthDescriptor_meth);
+               }
+               case LDKDecodeError_Io: {
+                       jclass io_conv = LDKIOError_to_java(env, obj->io);
+                       return (*env)->NewObject(env, LDKDecodeError_Io_class, LDKDecodeError_Io_meth, io_conv);
+               }
+               case LDKDecodeError_UnsupportedCompression: {
+                       return (*env)->NewObject(env, LDKDecodeError_UnsupportedCompression_class, LDKDecodeError_UnsupportedCompression_meth);
+               }
+               default: abort();
+       }
+}
 static inline struct LDKCounterpartyCommitmentSecrets CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_ok(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return CounterpartyCommitmentSecrets_clone(&*owner->contents.result);
+       LDKCounterpartyCommitmentSecrets ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(owner & ~1);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)untag_ptr(owner);
        LDKCounterpartyCommitmentSecrets ret_var = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1024,76 +1188,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline struct LDKSecretKey CResult_SecretKeyErrorZ_get_ok(LDKCResult_SecretKeyErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return *owner->contents.result;
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SecretKeyErrorZ* owner_conv = (LDKCResult_SecretKeyErrorZ*)(owner & ~1);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_SecretKeyErrorZ_get_ok(owner_conv).bytes);
-       return ret_arr;
-}
-
-static inline enum LDKSecp256k1Error CResult_SecretKeyErrorZ_get_err(LDKCResult_SecretKeyErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return *owner->contents.err;
-}
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SecretKeyErrorZ* owner_conv = (LDKCResult_SecretKeyErrorZ*)(owner & ~1);
-       jclass ret_conv = LDKSecp256k1Error_to_java(env, CResult_SecretKeyErrorZ_get_err(owner_conv));
-       return ret_conv;
-}
-
-static inline struct LDKPublicKey CResult_PublicKeyErrorZ_get_ok(LDKCResult_PublicKeyErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return *owner->contents.result;
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PublicKeyErrorZ* owner_conv = (LDKCResult_PublicKeyErrorZ*)(owner & ~1);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, CResult_PublicKeyErrorZ_get_ok(owner_conv).compressed_form);
-       return ret_arr;
-}
-
-static inline enum LDKSecp256k1Error CResult_PublicKeyErrorZ_get_err(LDKCResult_PublicKeyErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return *owner->contents.err;
-}
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PublicKeyErrorZ* owner_conv = (LDKCResult_PublicKeyErrorZ*)(owner & ~1);
-       jclass ret_conv = LDKSecp256k1Error_to_java(env, CResult_PublicKeyErrorZ_get_err(owner_conv));
-       return ret_conv;
-}
-
 static inline struct LDKTxCreationKeys CResult_TxCreationKeysDecodeErrorZ_get_ok(LDKCResult_TxCreationKeysDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return TxCreationKeys_clone(&*owner->contents.result);
+       LDKTxCreationKeys ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TxCreationKeysDecodeErrorZ* owner_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(owner & ~1);
+       LDKCResult_TxCreationKeysDecodeErrorZ* owner_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)untag_ptr(owner);
        LDKTxCreationKeys ret_var = CResult_TxCreationKeysDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1102,34 +1214,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TxCreationKeysDecodeErrorZ* owner_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_TxCreationKeysDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_TxCreationKeysDecodeErrorZ* owner_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_TxCreationKeysDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelPublicKeys CResult_ChannelPublicKeysDecodeErrorZ_get_ok(LDKCResult_ChannelPublicKeysDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelPublicKeys_clone(&*owner->contents.result);
+       LDKChannelPublicKeys ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelPublicKeysDecodeErrorZ* owner_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelPublicKeysDecodeErrorZ* owner_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)untag_ptr(owner);
        LDKChannelPublicKeys ret_var = CResult_ChannelPublicKeysDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1138,47 +1240,13 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelPublicKeysDecodeErrorZ* owner_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelPublicKeysDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKTxCreationKeys CResult_TxCreationKeysErrorZ_get_ok(LDKCResult_TxCreationKeysErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return TxCreationKeys_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TxCreationKeysErrorZ* owner_conv = (LDKCResult_TxCreationKeysErrorZ*)(owner & ~1);
-       LDKTxCreationKeys ret_var = CResult_TxCreationKeysErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelPublicKeysDecodeErrorZ* owner_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelPublicKeysDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline enum LDKSecp256k1Error CResult_TxCreationKeysErrorZ_get_err(LDKCResult_TxCreationKeysErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return *owner->contents.err;
-}
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TxCreationKeysErrorZ* owner_conv = (LDKCResult_TxCreationKeysErrorZ*)(owner & ~1);
-       jclass ret_conv = LDKSecp256k1Error_to_java(env, CResult_TxCreationKeysErrorZ_get_err(owner_conv));
-       return ret_conv;
-}
-
 static jclass LDKCOption_u32Z_Some_class = NULL;
 static jmethodID LDKCOption_u32Z_Some_meth = NULL;
 static jclass LDKCOption_u32Z_None_class = NULL;
@@ -1196,7 +1264,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1u32Z_init (JN
        CHECK(LDKCOption_u32Z_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1u32Z_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_u32Z *obj = (LDKCOption_u32Z*)(ptr & ~1);
+       LDKCOption_u32Z *obj = (LDKCOption_u32Z*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_u32Z_Some: {
                        int32_t some_conv = obj->some;
@@ -1209,20 +1277,16 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1u32Z_1ref_1from
        }
 }
 static inline struct LDKHTLCOutputInCommitment CResult_HTLCOutputInCommitmentDecodeErrorZ_get_ok(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return HTLCOutputInCommitment_clone(&*owner->contents.result);
+       LDKHTLCOutputInCommitment ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* owner_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(owner & ~1);
+       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* owner_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)untag_ptr(owner);
        LDKHTLCOutputInCommitment ret_var = CResult_HTLCOutputInCommitmentDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1231,34 +1295,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* owner_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_HTLCOutputInCommitmentDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* owner_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_HTLCOutputInCommitmentDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKCounterpartyChannelTransactionParameters CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_ok(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return CounterpartyChannelTransactionParameters_clone(&*owner->contents.result);
+       LDKCounterpartyChannelTransactionParameters ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
+       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)untag_ptr(owner);
        LDKCounterpartyChannelTransactionParameters ret_var = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1267,34 +1321,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelTransactionParameters CResult_ChannelTransactionParametersDecodeErrorZ_get_ok(LDKCResult_ChannelTransactionParametersDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelTransactionParameters_clone(&*owner->contents.result);
+       LDKChannelTransactionParameters ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)untag_ptr(owner);
        LDKChannelTransactionParameters ret_var = CResult_ChannelTransactionParametersDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1303,34 +1347,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelTransactionParametersDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelTransactionParametersDecodeErrorZ* owner_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelTransactionParametersDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKHolderCommitmentTransaction CResult_HolderCommitmentTransactionDecodeErrorZ_get_ok(LDKCResult_HolderCommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return HolderCommitmentTransaction_clone(&*owner->contents.result);
+       LDKHolderCommitmentTransaction ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)untag_ptr(owner);
        LDKHolderCommitmentTransaction ret_var = CResult_HolderCommitmentTransactionDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1339,34 +1373,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_HolderCommitmentTransactionDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_HolderCommitmentTransactionDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKBuiltCommitmentTransaction CResult_BuiltCommitmentTransactionDecodeErrorZ_get_ok(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return BuiltCommitmentTransaction_clone(&*owner->contents.result);
+       LDKBuiltCommitmentTransaction ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)untag_ptr(owner);
        LDKBuiltCommitmentTransaction ret_var = CResult_BuiltCommitmentTransactionDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1375,31 +1399,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_BuiltCommitmentTransactionDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_BuiltCommitmentTransactionDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline struct LDKTrustedClosingTransaction *CResult_TrustedClosingTransactionNoneZ_get_ok(LDKCResult_TrustedClosingTransactionNoneZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return &*owner->contents.result;
+static inline struct LDKTrustedClosingTransaction CResult_TrustedClosingTransactionNoneZ_get_ok(LDKCResult_TrustedClosingTransactionNoneZ *NONNULL_PTR owner){
+       LDKTrustedClosingTransaction ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedClosingTransactionNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TrustedClosingTransactionNoneZ* owner_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)(owner & ~1);
-       LDKTrustedClosingTransaction ret_var = *CResult_TrustedClosingTransactionNoneZ_get_ok(owner_conv);
+       LDKCResult_TrustedClosingTransactionNoneZ* owner_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)untag_ptr(owner);
+       LDKTrustedClosingTransaction ret_var = CResult_TrustedClosingTransactionNoneZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1408,25 +1425,21 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedClosingTransactionNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TrustedClosingTransactionNoneZ* owner_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)(owner & ~1);
+       LDKCResult_TrustedClosingTransactionNoneZ* owner_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)untag_ptr(owner);
        CResult_TrustedClosingTransactionNoneZ_get_err(owner_conv);
 }
 
 static inline struct LDKCommitmentTransaction CResult_CommitmentTransactionDecodeErrorZ_get_ok(LDKCResult_CommitmentTransactionDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return CommitmentTransaction_clone(&*owner->contents.result);
+       LDKCommitmentTransaction ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(owner & ~1);
+       LDKCResult_CommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)untag_ptr(owner);
        LDKCommitmentTransaction ret_var = CResult_CommitmentTransactionDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1435,31 +1448,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_CommitmentTransactionDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_CommitmentTransactionDecodeErrorZ* owner_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_CommitmentTransactionDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline struct LDKTrustedCommitmentTransaction *CResult_TrustedCommitmentTransactionNoneZ_get_ok(LDKCResult_TrustedCommitmentTransactionNoneZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return &*owner->contents.result;
+static inline struct LDKTrustedCommitmentTransaction CResult_TrustedCommitmentTransactionNoneZ_get_ok(LDKCResult_TrustedCommitmentTransactionNoneZ *NONNULL_PTR owner){
+       LDKTrustedCommitmentTransaction ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedCommitmentTransactionNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TrustedCommitmentTransactionNoneZ* owner_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(owner & ~1);
-       LDKTrustedCommitmentTransaction ret_var = *CResult_TrustedCommitmentTransactionNoneZ_get_ok(owner_conv);
+       LDKCResult_TrustedCommitmentTransactionNoneZ* owner_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)untag_ptr(owner);
+       LDKTrustedCommitmentTransaction ret_var = CResult_TrustedCommitmentTransactionNoneZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1468,7 +1474,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedCommitmentTransactionNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TrustedCommitmentTransactionNoneZ* owner_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(owner & ~1);
+       LDKCResult_TrustedCommitmentTransactionNoneZ* owner_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)untag_ptr(owner);
        CResult_TrustedCommitmentTransactionNoneZ_get_err(owner_conv);
 }
 
@@ -1477,7 +1483,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_SignatureZNoneZ* owner_conv = (LDKCResult_CVec_SignatureZNoneZ*)(owner & ~1);
+       LDKCResult_CVec_SignatureZNoneZ* owner_conv = (LDKCResult_CVec_SignatureZNoneZ*)untag_ptr(owner);
        LDKCVec_SignatureZ ret_var = CResult_CVec_SignatureZNoneZ_get_ok(owner_conv);
        jobjectArray ret_arr = NULL;
        ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
@@ -1496,25 +1502,21 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_SignatureZNoneZ* owner_conv = (LDKCResult_CVec_SignatureZNoneZ*)(owner & ~1);
+       LDKCResult_CVec_SignatureZNoneZ* owner_conv = (LDKCResult_CVec_SignatureZNoneZ*)untag_ptr(owner);
        CResult_CVec_SignatureZNoneZ_get_err(owner_conv);
 }
 
 static inline struct LDKShutdownScript CResult_ShutdownScriptDecodeErrorZ_get_ok(LDKCResult_ShutdownScriptDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ShutdownScript_clone(&*owner->contents.result);
+       LDKShutdownScript ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ShutdownScriptDecodeErrorZ* owner_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ShutdownScriptDecodeErrorZ* owner_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)untag_ptr(owner);
        LDKShutdownScript ret_var = CResult_ShutdownScriptDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -1523,460 +1525,1082 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ShutdownScriptDecodeErrorZ* owner_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ShutdownScriptDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ShutdownScriptDecodeErrorZ* owner_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ShutdownScriptDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKShutdownScript CResult_ShutdownScriptInvalidShutdownScriptZ_get_ok(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ShutdownScript_clone(&*owner->contents.result);
+       LDKShutdownScript ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* owner_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(owner & ~1);
+       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* owner_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)untag_ptr(owner);
        LDKShutdownScript ret_var = CResult_ShutdownScriptInvalidShutdownScriptZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 static inline struct LDKInvalidShutdownScript CResult_ShutdownScriptInvalidShutdownScriptZ_get_err(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return InvalidShutdownScript_clone(&*owner->contents.err);
+       LDKInvalidShutdownScript ret = *owner->contents.err;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* owner_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(owner & ~1);
+       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* owner_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)untag_ptr(owner);
        LDKInvalidShutdownScript ret_var = CResult_ShutdownScriptInvalidShutdownScriptZ_get_err(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline void CResult_NoneErrorZ_get_ok(LDKCResult_NoneErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return *owner->contents.result;
-}
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneErrorZ* owner_conv = (LDKCResult_NoneErrorZ*)(owner & ~1);
-       CResult_NoneErrorZ_get_ok(owner_conv);
-}
-
-static inline enum LDKIOError CResult_NoneErrorZ_get_err(LDKCResult_NoneErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return *owner->contents.err;
-}
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneErrorZ* owner_conv = (LDKCResult_NoneErrorZ*)(owner & ~1);
-       jclass ret_conv = LDKIOError_to_java(env, CResult_NoneErrorZ_get_err(owner_conv));
-       return ret_conv;
-}
-
-static inline struct LDKRouteHop CResult_RouteHopDecodeErrorZ_get_ok(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return RouteHop_clone(&*owner->contents.result);
+static inline struct LDKBlindedPath CResult_BlindedPathNoneZ_get_ok(LDKCResult_BlindedPathNoneZ *NONNULL_PTR owner){
+       LDKBlindedPath ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHopDecodeErrorZ*)(owner & ~1);
-       LDKRouteHop ret_var = CResult_RouteHopDecodeErrorZ_get_ok(owner_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_BlindedPathNoneZ* owner_conv = (LDKCResult_BlindedPathNoneZ*)untag_ptr(owner);
+       LDKBlindedPath ret_var = CResult_BlindedPathNoneZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline struct LDKDecodeError CResult_RouteHopDecodeErrorZ_get_err(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR owner){
+static inline void CResult_BlindedPathNoneZ_get_err(LDKCResult_BlindedPathNoneZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
+       return *owner->contents.err;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHopDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_RouteHopDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_BlindedPathNoneZ* owner_conv = (LDKCResult_BlindedPathNoneZ*)untag_ptr(owner);
+       CResult_BlindedPathNoneZ_get_err(owner_conv);
 }
 
-static inline LDKCVec_RouteHopZ CVec_RouteHopZ_clone(const LDKCVec_RouteHopZ *orig) {
-       LDKCVec_RouteHopZ ret = { .data = MALLOC(sizeof(LDKRouteHop) * orig->datalen, "LDKCVec_RouteHopZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = RouteHop_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static inline LDKCVec_CVec_RouteHopZZ CVec_CVec_RouteHopZZ_clone(const LDKCVec_CVec_RouteHopZZ *orig) {
-       LDKCVec_CVec_RouteHopZZ ret = { .data = MALLOC(sizeof(LDKCVec_RouteHopZ) * orig->datalen, "LDKCVec_CVec_RouteHopZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = CVec_RouteHopZ_clone(&orig->data[i]);
-       }
+static inline struct LDKBlindedPath CResult_BlindedPathDecodeErrorZ_get_ok(LDKCResult_BlindedPathDecodeErrorZ *NONNULL_PTR owner){
+       LDKBlindedPath ret = *owner->contents.result;
+       ret.is_owned = false;
        return ret;
 }
-static inline struct LDKRoute CResult_RouteDecodeErrorZ_get_ok(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Route_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteDecodeErrorZ* owner_conv = (LDKCResult_RouteDecodeErrorZ*)(owner & ~1);
-       LDKRoute ret_var = CResult_RouteDecodeErrorZ_get_ok(owner_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_BlindedPathDecodeErrorZ* owner_conv = (LDKCResult_BlindedPathDecodeErrorZ*)untag_ptr(owner);
+       LDKBlindedPath ret_var = CResult_BlindedPathDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline struct LDKDecodeError CResult_RouteDecodeErrorZ_get_err(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR owner){
+static inline struct LDKDecodeError CResult_BlindedPathDecodeErrorZ_get_err(LDKCResult_BlindedPathDecodeErrorZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteDecodeErrorZ* owner_conv = (LDKCResult_RouteDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_RouteDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_BlindedPathDecodeErrorZ* owner_conv = (LDKCResult_BlindedPathDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_BlindedPathDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline struct LDKRouteParameters CResult_RouteParametersDecodeErrorZ_get_ok(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return RouteParameters_clone(&*owner->contents.result);
+static inline struct LDKBlindedHop CResult_BlindedHopDecodeErrorZ_get_ok(LDKCResult_BlindedHopDecodeErrorZ *NONNULL_PTR owner){
+       LDKBlindedHop ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteParametersDecodeErrorZ* owner_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(owner & ~1);
-       LDKRouteParameters ret_var = CResult_RouteParametersDecodeErrorZ_get_ok(owner_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_BlindedHopDecodeErrorZ* owner_conv = (LDKCResult_BlindedHopDecodeErrorZ*)untag_ptr(owner);
+       LDKBlindedHop ret_var = CResult_BlindedHopDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline struct LDKDecodeError CResult_RouteParametersDecodeErrorZ_get_err(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR owner){
+static inline struct LDKDecodeError CResult_BlindedHopDecodeErrorZ_get_err(LDKCResult_BlindedHopDecodeErrorZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteParametersDecodeErrorZ* owner_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_RouteParametersDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_BlindedHopDecodeErrorZ* owner_conv = (LDKCResult_BlindedHopDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_BlindedHopDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline LDKCVec_RouteHintZ CVec_RouteHintZ_clone(const LDKCVec_RouteHintZ *orig) {
-       LDKCVec_RouteHintZ ret = { .data = MALLOC(sizeof(LDKRouteHint) * orig->datalen, "LDKCVec_RouteHintZ clone bytes"), .datalen = orig->datalen };
+static inline LDKCVec_RouteHopZ CVec_RouteHopZ_clone(const LDKCVec_RouteHopZ *orig) {
+       LDKCVec_RouteHopZ ret = { .data = MALLOC(sizeof(LDKRouteHop) * orig->datalen, "LDKCVec_RouteHopZ clone bytes"), .datalen = orig->datalen };
        for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = RouteHint_clone(&orig->data[i]);
+               ret.data[i] = RouteHop_clone(&orig->data[i]);
        }
        return ret;
 }
-static jclass LDKCOption_u64Z_Some_class = NULL;
-static jmethodID LDKCOption_u64Z_Some_meth = NULL;
-static jclass LDKCOption_u64Z_None_class = NULL;
-static jmethodID LDKCOption_u64Z_None_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1u64Z_init (JNIEnv *env, jclass clz) {
-       LDKCOption_u64Z_Some_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_u64Z$Some"));
-       CHECK(LDKCOption_u64Z_Some_class != NULL);
-       LDKCOption_u64Z_Some_meth = (*env)->GetMethodID(env, LDKCOption_u64Z_Some_class, "<init>", "(J)V");
-       CHECK(LDKCOption_u64Z_Some_meth != NULL);
-       LDKCOption_u64Z_None_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_u64Z$None"));
-       CHECK(LDKCOption_u64Z_None_class != NULL);
-       LDKCOption_u64Z_None_meth = (*env)->GetMethodID(env, LDKCOption_u64Z_None_class, "<init>", "()V");
-       CHECK(LDKCOption_u64Z_None_meth != NULL);
-}
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1u64Z_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_u64Z *obj = (LDKCOption_u64Z*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_u64Z_Some: {
-                       int64_t some_conv = obj->some;
-                       return (*env)->NewObject(env, LDKCOption_u64Z_Some_class, LDKCOption_u64Z_Some_meth, some_conv);
+typedef struct LDKScore_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID channel_penalty_msat_meth;
+       jmethodID payment_path_failed_meth;
+       jmethodID payment_path_successful_meth;
+       jmethodID probe_failed_meth;
+       jmethodID probe_successful_meth;
+       jmethodID write_meth;
+} LDKScore_JCalls;
+static void LDKScore_JCalls_free(void* this_arg) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
                }
-               case LDKCOption_u64Z_None: {
-                       return (*env)->NewObject(env, LDKCOption_u64Z_None_class, LDKCOption_u64Z_None_meth);
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
                }
-               default: abort();
+               FREE(j_calls);
        }
 }
-static inline LDKCVec_u64Z CVec_u64Z_clone(const LDKCVec_u64Z *orig) {
-       LDKCVec_u64Z ret = { .data = MALLOC(sizeof(int64_t) * orig->datalen, "LDKCVec_u64Z clone bytes"), .datalen = orig->datalen };
-       memcpy(ret.data, orig->data, sizeof(int64_t) * ret.datalen);
-       return ret;
-}
-static inline struct LDKPaymentParameters CResult_PaymentParametersDecodeErrorZ_get_ok(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return PaymentParameters_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentParametersDecodeErrorZ* owner_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(owner & ~1);
-       LDKPaymentParameters ret_var = CResult_PaymentParametersDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+uint64_t channel_penalty_msat_LDKScore_jcall(const void* this_arg, uint64_t short_channel_id, const LDKNodeId * source, const LDKNodeId * target, LDKChannelUsage usage) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_PaymentParametersDecodeErrorZ_get_err(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentParametersDecodeErrorZ* owner_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_PaymentParametersDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       int64_t short_channel_id_conv = short_channel_id;
+       LDKNodeId source_var = *source;
+       int64_t source_ref = 0;
+       source_var = NodeId_clone(&source_var);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(source_var);
+       source_ref = tag_ptr(source_var.inner, source_var.is_owned);
+       LDKNodeId target_var = *target;
+       int64_t target_ref = 0;
+       target_var = NodeId_clone(&target_var);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(target_var);
+       target_ref = tag_ptr(target_var.inner, target_var.is_owned);
+       LDKChannelUsage usage_var = usage;
+       int64_t usage_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(usage_var);
+       usage_ref = tag_ptr(usage_var.inner, usage_var.is_owned);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       int64_t ret = (*env)->CallLongMethod(env, obj, j_calls->channel_penalty_msat_meth, short_channel_id_conv, source_ref, target_ref, usage_ref);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to channel_penalty_msat in LDKScore from rust threw an exception.");
        }
-       return ret_ref;
-}
-
-static inline LDKCVec_RouteHintHopZ CVec_RouteHintHopZ_clone(const LDKCVec_RouteHintHopZ *orig) {
-       LDKCVec_RouteHintHopZ ret = { .data = MALLOC(sizeof(LDKRouteHintHop) * orig->datalen, "LDKCVec_RouteHintHopZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = RouteHintHop_clone(&orig->data[i]);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret;
 }
-static inline struct LDKRouteHint CResult_RouteHintDecodeErrorZ_get_ok(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return RouteHint_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteHintDecodeErrorZ* owner_conv = (LDKCResult_RouteHintDecodeErrorZ*)(owner & ~1);
-       LDKRouteHint ret_var = CResult_RouteHintDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_RouteHintDecodeErrorZ_get_err(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteHintDecodeErrorZ* owner_conv = (LDKCResult_RouteHintDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_RouteHintDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+void payment_path_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path, uint64_t short_channel_id) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       return ret_ref;
-}
-
-static inline struct LDKRouteHintHop CResult_RouteHintHopDecodeErrorZ_get_ok(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return RouteHintHop_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteHintHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(owner & ~1);
-       LDKRouteHintHop ret_var = CResult_RouteHintHopDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
        }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_RouteHintHopDecodeErrorZ_get_err(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteHintHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_RouteHintHopDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       int64_t short_channel_id_conv = short_channel_id;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->payment_path_failed_meth, path_arr, short_channel_id_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to payment_path_failed in LDKScore from rust threw an exception.");
        }
-       return ret_ref;
-}
-
-static inline LDKCVec_ChannelDetailsZ CVec_ChannelDetailsZ_clone(const LDKCVec_ChannelDetailsZ *orig) {
-       LDKCVec_ChannelDetailsZ ret = { .data = MALLOC(sizeof(LDKChannelDetails) * orig->datalen, "LDKCVec_ChannelDetailsZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = ChannelDetails_clone(&orig->data[i]);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret;
-}
-static inline struct LDKRoute CResult_RouteLightningErrorZ_get_ok(LDKCResult_RouteLightningErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Route_clone(&*owner->contents.result);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteLightningErrorZ* owner_conv = (LDKCResult_RouteLightningErrorZ*)(owner & ~1);
-       LDKRoute ret_var = CResult_RouteLightningErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+void payment_path_successful_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       return ret_ref;
-}
-
-static inline struct LDKLightningError CResult_RouteLightningErrorZ_get_err(LDKCResult_RouteLightningErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return LightningError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RouteLightningErrorZ* owner_conv = (LDKCResult_RouteLightningErrorZ*)(owner & ~1);
-       LDKLightningError ret_var = CResult_RouteLightningErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
        }
-       return ret_ref;
-}
-
-static jclass LDKPaymentPurpose_InvoicePayment_class = NULL;
-static jmethodID LDKPaymentPurpose_InvoicePayment_meth = NULL;
-static jclass LDKPaymentPurpose_SpontaneousPayment_class = NULL;
-static jmethodID LDKPaymentPurpose_SpontaneousPayment_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKPaymentPurpose_init (JNIEnv *env, jclass clz) {
-       LDKPaymentPurpose_InvoicePayment_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentPurpose$InvoicePayment"));
-       CHECK(LDKPaymentPurpose_InvoicePayment_class != NULL);
-       LDKPaymentPurpose_InvoicePayment_meth = (*env)->GetMethodID(env, LDKPaymentPurpose_InvoicePayment_class, "<init>", "([B[B)V");
-       CHECK(LDKPaymentPurpose_InvoicePayment_meth != NULL);
-       LDKPaymentPurpose_SpontaneousPayment_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentPurpose$SpontaneousPayment"));
-       CHECK(LDKPaymentPurpose_SpontaneousPayment_class != NULL);
-       LDKPaymentPurpose_SpontaneousPayment_meth = (*env)->GetMethodID(env, LDKPaymentPurpose_SpontaneousPayment_class, "<init>", "([B)V");
-       CHECK(LDKPaymentPurpose_SpontaneousPayment_meth != NULL);
-}
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentPurpose_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKPaymentPurpose *obj = (LDKPaymentPurpose*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKPaymentPurpose_InvoicePayment: {
-                       int8_tArray payment_preimage_arr = (*env)->NewByteArray(env, 32);
-                       (*env)->SetByteArrayRegion(env, payment_preimage_arr, 0, 32, obj->invoice_payment.payment_preimage.data);
-                       int8_tArray payment_secret_arr = (*env)->NewByteArray(env, 32);
-                       (*env)->SetByteArrayRegion(env, payment_secret_arr, 0, 32, obj->invoice_payment.payment_secret.data);
-                       return (*env)->NewObject(env, LDKPaymentPurpose_InvoicePayment_class, LDKPaymentPurpose_InvoicePayment_meth, payment_preimage_arr, payment_secret_arr);
-               }
-               case LDKPaymentPurpose_SpontaneousPayment: {
-                       int8_tArray spontaneous_payment_arr = (*env)->NewByteArray(env, 32);
-                       (*env)->SetByteArrayRegion(env, spontaneous_payment_arr, 0, 32, obj->spontaneous_payment.data);
-                       return (*env)->NewObject(env, LDKPaymentPurpose_SpontaneousPayment_class, LDKPaymentPurpose_SpontaneousPayment_meth, spontaneous_payment_arr);
-               }
-               default: abort();
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->payment_path_successful_meth, path_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to payment_path_successful in LDKScore from rust threw an exception.");
        }
-}
-static inline struct LDKPaymentPurpose CResult_PaymentPurposeDecodeErrorZ_get_ok(LDKCResult_PaymentPurposeDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return PaymentPurpose_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentPurposeDecodeErrorZ* owner_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)(owner & ~1);
-       LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
-       *ret_copy = CResult_PaymentPurposeDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_PaymentPurposeDecodeErrorZ_get_err(LDKCResult_PaymentPurposeDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentPurposeDecodeErrorZ* owner_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_PaymentPurposeDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_ref;
 }
-
-static jclass LDKClosureReason_CounterpartyForceClosed_class = NULL;
+void probe_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path, uint64_t short_channel_id) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       int64_t short_channel_id_conv = short_channel_id;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->probe_failed_meth, path_arr, short_channel_id_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to probe_failed in LDKScore from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+void probe_successful_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->probe_successful_meth, path_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to probe_successful in LDKScore from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+LDKCVec_u8Z write_LDKScore_jcall(const void* this_arg) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->write_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to write in LDKScore from rust threw an exception.");
+       }
+       LDKCVec_u8Z ret_ref;
+       ret_ref.datalen = (*env)->GetArrayLength(env, ret);
+       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
+       (*env)->GetByteArrayRegion(env, ret, 0, ret_ref.datalen, ret_ref.data);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_ref;
+}
+static void LDKScore_JCalls_cloned(LDKScore* new_obj) {
+       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKScore LDKScore_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKScore_JCalls *calls = MALLOC(sizeof(LDKScore_JCalls), "LDKScore_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->channel_penalty_msat_meth = (*env)->GetMethodID(env, c, "channel_penalty_msat", "(JJJJ)J");
+       CHECK(calls->channel_penalty_msat_meth != NULL);
+       calls->payment_path_failed_meth = (*env)->GetMethodID(env, c, "payment_path_failed", "([JJ)V");
+       CHECK(calls->payment_path_failed_meth != NULL);
+       calls->payment_path_successful_meth = (*env)->GetMethodID(env, c, "payment_path_successful", "([J)V");
+       CHECK(calls->payment_path_successful_meth != NULL);
+       calls->probe_failed_meth = (*env)->GetMethodID(env, c, "probe_failed", "([JJ)V");
+       CHECK(calls->probe_failed_meth != NULL);
+       calls->probe_successful_meth = (*env)->GetMethodID(env, c, "probe_successful", "([J)V");
+       CHECK(calls->probe_successful_meth != NULL);
+       calls->write_meth = (*env)->GetMethodID(env, c, "write", "()[B");
+       CHECK(calls->write_meth != NULL);
+
+       LDKScore ret = {
+               .this_arg = (void*) calls,
+               .channel_penalty_msat = channel_penalty_msat_LDKScore_jcall,
+               .payment_path_failed = payment_path_failed_LDKScore_jcall,
+               .payment_path_successful = payment_path_successful_LDKScore_jcall,
+               .probe_failed = probe_failed_LDKScore_jcall,
+               .probe_successful = probe_successful_LDKScore_jcall,
+               .write = write_LDKScore_jcall,
+               .free = LDKScore_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKScore_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKScore *res_ptr = MALLOC(sizeof(LDKScore), "LDKScore");
+       *res_ptr = LDKScore_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Score_1channel_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_arg, int64_t short_channel_id, int64_t source, int64_t target, int64_t usage) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
+       LDKNodeId source_conv;
+       source_conv.inner = untag_ptr(source);
+       source_conv.is_owned = ptr_is_owned(source);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(source_conv);
+       source_conv.is_owned = false;
+       LDKNodeId target_conv;
+       target_conv.inner = untag_ptr(target);
+       target_conv.is_owned = ptr_is_owned(target);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(target_conv);
+       target_conv.is_owned = false;
+       LDKChannelUsage usage_conv;
+       usage_conv.inner = untag_ptr(usage);
+       usage_conv.is_owned = ptr_is_owned(usage);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(usage_conv);
+       usage_conv = ChannelUsage_clone(&usage_conv);
+       int64_t ret_conv = (this_arg_conv->channel_penalty_msat)(this_arg_conv->this_arg, short_channel_id, &source_conv, &target_conv, usage_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1payment_1path_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path, int64_t short_channel_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->payment_path_failed)(this_arg_conv->this_arg, path_constr, short_channel_id);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1payment_1path_1successful(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->payment_path_successful)(this_arg_conv->this_arg, path_constr);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1probe_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path, int64_t short_channel_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->probe_failed)(this_arg_conv->this_arg, path_constr, short_channel_id);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1probe_1successful(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->probe_successful)(this_arg_conv->this_arg, path_constr);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Score_1write(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
+       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+typedef struct LDKLockableScore_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID lock_meth;
+} LDKLockableScore_JCalls;
+static void LDKLockableScore_JCalls_free(void* this_arg) {
+       LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+LDKScore lock_LDKLockableScore_jcall(const void* this_arg) {
+       LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->lock_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to lock in LDKLockableScore from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKScore ret_conv = *(LDKScore*)(ret_ptr);
+       if (ret_conv.free == LDKScore_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKScore_JCalls_cloned(&ret_conv);
+       }// WARNING: we may need a move here but no clone is available for LDKScore
+       
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+static void LDKLockableScore_JCalls_cloned(LDKLockableScore* new_obj) {
+       LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKLockableScore LDKLockableScore_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKLockableScore_JCalls *calls = MALLOC(sizeof(LDKLockableScore_JCalls), "LDKLockableScore_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->lock_meth = (*env)->GetMethodID(env, c, "lock", "()J");
+       CHECK(calls->lock_meth != NULL);
+
+       LDKLockableScore ret = {
+               .this_arg = (void*) calls,
+               .lock = lock_LDKLockableScore_jcall,
+               .free = LDKLockableScore_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKLockableScore_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKLockableScore *res_ptr = MALLOC(sizeof(LDKLockableScore), "LDKLockableScore");
+       *res_ptr = LDKLockableScore_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LockableScore_1lock(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKLockableScore* this_arg_conv = (LDKLockableScore*)this_arg_ptr;
+       LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
+       *ret_ret = (this_arg_conv->lock)(this_arg_conv->this_arg);
+       return tag_ptr(ret_ret, true);
+}
+
+typedef struct LDKWriteableScore_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       LDKLockableScore_JCalls* LockableScore;
+       jmethodID write_meth;
+} LDKWriteableScore_JCalls;
+static void LDKWriteableScore_JCalls_free(void* this_arg) {
+       LDKWriteableScore_JCalls *j_calls = (LDKWriteableScore_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+LDKCVec_u8Z write_LDKWriteableScore_jcall(const void* this_arg) {
+       LDKWriteableScore_JCalls *j_calls = (LDKWriteableScore_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->write_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to write in LDKWriteableScore from rust threw an exception.");
+       }
+       LDKCVec_u8Z ret_ref;
+       ret_ref.datalen = (*env)->GetArrayLength(env, ret);
+       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
+       (*env)->GetByteArrayRegion(env, ret, 0, ret_ref.datalen, ret_ref.data);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_ref;
+}
+static void LDKWriteableScore_JCalls_cloned(LDKWriteableScore* new_obj) {
+       LDKWriteableScore_JCalls *j_calls = (LDKWriteableScore_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+       atomic_fetch_add_explicit(&j_calls->LockableScore->refcnt, 1, memory_order_release);
+}
+static inline LDKWriteableScore LDKWriteableScore_init (JNIEnv *env, jclass clz, jobject o, jobject LockableScore) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKWriteableScore_JCalls *calls = MALLOC(sizeof(LDKWriteableScore_JCalls), "LDKWriteableScore_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->write_meth = (*env)->GetMethodID(env, c, "write", "()[B");
+       CHECK(calls->write_meth != NULL);
+
+       LDKWriteableScore ret = {
+               .this_arg = (void*) calls,
+               .write = write_LDKWriteableScore_jcall,
+               .free = LDKWriteableScore_JCalls_free,
+               .LockableScore = LDKLockableScore_init(env, clz, LockableScore),
+       };
+       calls->LockableScore = ret.LockableScore.this_arg;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKWriteableScore_1new(JNIEnv *env, jclass clz, jobject o, jobject LockableScore) {
+       LDKWriteableScore *res_ptr = MALLOC(sizeof(LDKWriteableScore), "LDKWriteableScore");
+       *res_ptr = LDKWriteableScore_init(env, clz, o, LockableScore);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKWriteableScore_1get_1LockableScore(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKWriteableScore *inp = (LDKWriteableScore *)untag_ptr(arg);
+       return tag_ptr(&inp->LockableScore, false);
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WriteableScore_1write(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKWriteableScore* this_arg_conv = (LDKWriteableScore*)this_arg_ptr;
+       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+static jclass LDKCOption_WriteableScoreZ_Some_class = NULL;
+static jmethodID LDKCOption_WriteableScoreZ_Some_meth = NULL;
+static jclass LDKCOption_WriteableScoreZ_None_class = NULL;
+static jmethodID LDKCOption_WriteableScoreZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1WriteableScoreZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_WriteableScoreZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_WriteableScoreZ$Some"));
+       CHECK(LDKCOption_WriteableScoreZ_Some_class != NULL);
+       LDKCOption_WriteableScoreZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_WriteableScoreZ_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_WriteableScoreZ_Some_meth != NULL);
+       LDKCOption_WriteableScoreZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_WriteableScoreZ$None"));
+       CHECK(LDKCOption_WriteableScoreZ_None_class != NULL);
+       LDKCOption_WriteableScoreZ_None_meth = (*env)->GetMethodID(env, LDKCOption_WriteableScoreZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_WriteableScoreZ_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1WriteableScoreZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_WriteableScoreZ *obj = (LDKCOption_WriteableScoreZ*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_WriteableScoreZ_Some: {
+                       LDKWriteableScore* some_ret = MALLOC(sizeof(LDKWriteableScore), "LDKWriteableScore");
+                       *some_ret = obj->some;
+                       // WARNING: We likely need to clone here, but no clone is available, so we just do it for Java instances
+                       if ((*some_ret).free == LDKWriteableScore_JCalls_free) {
+                               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+                               LDKWriteableScore_JCalls_cloned(&(*some_ret));
+                       }
+                       return (*env)->NewObject(env, LDKCOption_WriteableScoreZ_Some_class, LDKCOption_WriteableScoreZ_Some_meth, tag_ptr(some_ret, true));
+               }
+               case LDKCOption_WriteableScoreZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_WriteableScoreZ_None_class, LDKCOption_WriteableScoreZ_None_meth);
+               }
+               default: abort();
+       }
+}
+static inline void CResult_NoneErrorZ_get_ok(LDKCResult_NoneErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NoneErrorZ* owner_conv = (LDKCResult_NoneErrorZ*)untag_ptr(owner);
+       CResult_NoneErrorZ_get_ok(owner_conv);
+}
+
+static inline enum LDKIOError CResult_NoneErrorZ_get_err(LDKCResult_NoneErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NoneErrorZ* owner_conv = (LDKCResult_NoneErrorZ*)untag_ptr(owner);
+       jclass ret_conv = LDKIOError_to_java(env, CResult_NoneErrorZ_get_err(owner_conv));
+       return ret_conv;
+}
+
+static inline LDKCVec_ChannelDetailsZ CVec_ChannelDetailsZ_clone(const LDKCVec_ChannelDetailsZ *orig) {
+       LDKCVec_ChannelDetailsZ ret = { .data = MALLOC(sizeof(LDKChannelDetails) * orig->datalen, "LDKCVec_ChannelDetailsZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = ChannelDetails_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKRoute CResult_RouteLightningErrorZ_get_ok(LDKCResult_RouteLightningErrorZ *NONNULL_PTR owner){
+       LDKRoute ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteLightningErrorZ* owner_conv = (LDKCResult_RouteLightningErrorZ*)untag_ptr(owner);
+       LDKRoute ret_var = CResult_RouteLightningErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKLightningError CResult_RouteLightningErrorZ_get_err(LDKCResult_RouteLightningErrorZ *NONNULL_PTR owner){
+       LDKLightningError ret = *owner->contents.err;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteLightningErrorZ* owner_conv = (LDKCResult_RouteLightningErrorZ*)untag_ptr(owner);
+       LDKLightningError ret_var = CResult_RouteLightningErrorZ_get_err(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static jclass LDKCOption_u64Z_Some_class = NULL;
+static jmethodID LDKCOption_u64Z_Some_meth = NULL;
+static jclass LDKCOption_u64Z_None_class = NULL;
+static jmethodID LDKCOption_u64Z_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1u64Z_init (JNIEnv *env, jclass clz) {
+       LDKCOption_u64Z_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_u64Z$Some"));
+       CHECK(LDKCOption_u64Z_Some_class != NULL);
+       LDKCOption_u64Z_Some_meth = (*env)->GetMethodID(env, LDKCOption_u64Z_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_u64Z_Some_meth != NULL);
+       LDKCOption_u64Z_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_u64Z$None"));
+       CHECK(LDKCOption_u64Z_None_class != NULL);
+       LDKCOption_u64Z_None_meth = (*env)->GetMethodID(env, LDKCOption_u64Z_None_class, "<init>", "()V");
+       CHECK(LDKCOption_u64Z_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1u64Z_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_u64Z *obj = (LDKCOption_u64Z*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_u64Z_Some: {
+                       int64_t some_conv = obj->some;
+                       return (*env)->NewObject(env, LDKCOption_u64Z_Some_class, LDKCOption_u64Z_Some_meth, some_conv);
+               }
+               case LDKCOption_u64Z_None: {
+                       return (*env)->NewObject(env, LDKCOption_u64Z_None_class, LDKCOption_u64Z_None_meth);
+               }
+               default: abort();
+       }
+}
+static inline struct LDKInFlightHtlcs CResult_InFlightHtlcsDecodeErrorZ_get_ok(LDKCResult_InFlightHtlcsDecodeErrorZ *NONNULL_PTR owner){
+       LDKInFlightHtlcs ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_InFlightHtlcsDecodeErrorZ* owner_conv = (LDKCResult_InFlightHtlcsDecodeErrorZ*)untag_ptr(owner);
+       LDKInFlightHtlcs ret_var = CResult_InFlightHtlcsDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_InFlightHtlcsDecodeErrorZ_get_err(LDKCResult_InFlightHtlcsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_InFlightHtlcsDecodeErrorZ* owner_conv = (LDKCResult_InFlightHtlcsDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_InFlightHtlcsDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKRouteHop CResult_RouteHopDecodeErrorZ_get_ok(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR owner){
+       LDKRouteHop ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHopDecodeErrorZ*)untag_ptr(owner);
+       LDKRouteHop ret_var = CResult_RouteHopDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteHopDecodeErrorZ_get_err(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHopDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_RouteHopDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline LDKCVec_CVec_RouteHopZZ CVec_CVec_RouteHopZZ_clone(const LDKCVec_CVec_RouteHopZZ *orig) {
+       LDKCVec_CVec_RouteHopZZ ret = { .data = MALLOC(sizeof(LDKCVec_RouteHopZ) * orig->datalen, "LDKCVec_CVec_RouteHopZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = CVec_RouteHopZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKRoute CResult_RouteDecodeErrorZ_get_ok(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR owner){
+       LDKRoute ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteDecodeErrorZ* owner_conv = (LDKCResult_RouteDecodeErrorZ*)untag_ptr(owner);
+       LDKRoute ret_var = CResult_RouteDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteDecodeErrorZ_get_err(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteDecodeErrorZ* owner_conv = (LDKCResult_RouteDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_RouteDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKRouteParameters CResult_RouteParametersDecodeErrorZ_get_ok(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR owner){
+       LDKRouteParameters ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteParametersDecodeErrorZ* owner_conv = (LDKCResult_RouteParametersDecodeErrorZ*)untag_ptr(owner);
+       LDKRouteParameters ret_var = CResult_RouteParametersDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteParametersDecodeErrorZ_get_err(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteParametersDecodeErrorZ* owner_conv = (LDKCResult_RouteParametersDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_RouteParametersDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline LDKCVec_RouteHintZ CVec_RouteHintZ_clone(const LDKCVec_RouteHintZ *orig) {
+       LDKCVec_RouteHintZ ret = { .data = MALLOC(sizeof(LDKRouteHint) * orig->datalen, "LDKCVec_RouteHintZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = RouteHint_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline LDKCVec_u64Z CVec_u64Z_clone(const LDKCVec_u64Z *orig) {
+       LDKCVec_u64Z ret = { .data = MALLOC(sizeof(int64_t) * orig->datalen, "LDKCVec_u64Z clone bytes"), .datalen = orig->datalen };
+       memcpy(ret.data, orig->data, sizeof(int64_t) * ret.datalen);
+       return ret;
+}
+static inline struct LDKPaymentParameters CResult_PaymentParametersDecodeErrorZ_get_ok(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR owner){
+       LDKPaymentParameters ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentParametersDecodeErrorZ* owner_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)untag_ptr(owner);
+       LDKPaymentParameters ret_var = CResult_PaymentParametersDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_PaymentParametersDecodeErrorZ_get_err(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentParametersDecodeErrorZ* owner_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_PaymentParametersDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline LDKCVec_RouteHintHopZ CVec_RouteHintHopZ_clone(const LDKCVec_RouteHintHopZ *orig) {
+       LDKCVec_RouteHintHopZ ret = { .data = MALLOC(sizeof(LDKRouteHintHop) * orig->datalen, "LDKCVec_RouteHintHopZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = RouteHintHop_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKRouteHint CResult_RouteHintDecodeErrorZ_get_ok(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR owner){
+       LDKRouteHint ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteHintDecodeErrorZ* owner_conv = (LDKCResult_RouteHintDecodeErrorZ*)untag_ptr(owner);
+       LDKRouteHint ret_var = CResult_RouteHintDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteHintDecodeErrorZ_get_err(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteHintDecodeErrorZ* owner_conv = (LDKCResult_RouteHintDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_RouteHintDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKRouteHintHop CResult_RouteHintHopDecodeErrorZ_get_ok(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR owner){
+       LDKRouteHintHop ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteHintHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)untag_ptr(owner);
+       LDKRouteHintHop ret_var = CResult_RouteHintHopDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_RouteHintHopDecodeErrorZ_get_err(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_RouteHintHopDecodeErrorZ* owner_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_RouteHintHopDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static jclass LDKPaymentPurpose_InvoicePayment_class = NULL;
+static jmethodID LDKPaymentPurpose_InvoicePayment_meth = NULL;
+static jclass LDKPaymentPurpose_SpontaneousPayment_class = NULL;
+static jmethodID LDKPaymentPurpose_SpontaneousPayment_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKPaymentPurpose_init (JNIEnv *env, jclass clz) {
+       LDKPaymentPurpose_InvoicePayment_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentPurpose$InvoicePayment"));
+       CHECK(LDKPaymentPurpose_InvoicePayment_class != NULL);
+       LDKPaymentPurpose_InvoicePayment_meth = (*env)->GetMethodID(env, LDKPaymentPurpose_InvoicePayment_class, "<init>", "([B[B)V");
+       CHECK(LDKPaymentPurpose_InvoicePayment_meth != NULL);
+       LDKPaymentPurpose_SpontaneousPayment_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentPurpose$SpontaneousPayment"));
+       CHECK(LDKPaymentPurpose_SpontaneousPayment_class != NULL);
+       LDKPaymentPurpose_SpontaneousPayment_meth = (*env)->GetMethodID(env, LDKPaymentPurpose_SpontaneousPayment_class, "<init>", "([B)V");
+       CHECK(LDKPaymentPurpose_SpontaneousPayment_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentPurpose_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKPaymentPurpose *obj = (LDKPaymentPurpose*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKPaymentPurpose_InvoicePayment: {
+                       int8_tArray payment_preimage_arr = (*env)->NewByteArray(env, 32);
+                       (*env)->SetByteArrayRegion(env, payment_preimage_arr, 0, 32, obj->invoice_payment.payment_preimage.data);
+                       int8_tArray payment_secret_arr = (*env)->NewByteArray(env, 32);
+                       (*env)->SetByteArrayRegion(env, payment_secret_arr, 0, 32, obj->invoice_payment.payment_secret.data);
+                       return (*env)->NewObject(env, LDKPaymentPurpose_InvoicePayment_class, LDKPaymentPurpose_InvoicePayment_meth, payment_preimage_arr, payment_secret_arr);
+               }
+               case LDKPaymentPurpose_SpontaneousPayment: {
+                       int8_tArray spontaneous_payment_arr = (*env)->NewByteArray(env, 32);
+                       (*env)->SetByteArrayRegion(env, spontaneous_payment_arr, 0, 32, obj->spontaneous_payment.data);
+                       return (*env)->NewObject(env, LDKPaymentPurpose_SpontaneousPayment_class, LDKPaymentPurpose_SpontaneousPayment_meth, spontaneous_payment_arr);
+               }
+               default: abort();
+       }
+}
+static inline struct LDKPaymentPurpose CResult_PaymentPurposeDecodeErrorZ_get_ok(LDKCResult_PaymentPurposeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return PaymentPurpose_clone(&*owner->contents.result);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentPurposeDecodeErrorZ* owner_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)untag_ptr(owner);
+       LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
+       *ret_copy = CResult_PaymentPurposeDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_PaymentPurposeDecodeErrorZ_get_err(LDKCResult_PaymentPurposeDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentPurposeDecodeErrorZ* owner_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_PaymentPurposeDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static jclass LDKClosureReason_CounterpartyForceClosed_class = NULL;
 static jmethodID LDKClosureReason_CounterpartyForceClosed_meth = NULL;
 static jclass LDKClosureReason_HolderForceClosed_class = NULL;
 static jmethodID LDKClosureReason_HolderForceClosed_meth = NULL;
@@ -2035,7 +2659,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKClosureReason_init (JN
        CHECK(LDKClosureReason_OutdatedChannelManager_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKClosureReason_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKClosureReason *obj = (LDKClosureReason*)(ptr & ~1);
+       LDKClosureReason *obj = (LDKClosureReason*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKClosureReason_CounterpartyForceClosed: {
                        LDKStr peer_msg_str = obj->counterparty_force_closed.peer_msg;
@@ -2085,10 +2709,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1ClosureReason
        CHECK(LDKCOption_ClosureReasonZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1ClosureReasonZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_ClosureReasonZ *obj = (LDKCOption_ClosureReasonZ*)(ptr & ~1);
+       LDKCOption_ClosureReasonZ *obj = (LDKCOption_ClosureReasonZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_ClosureReasonZ_Some: {
-                       int64_t some_ref = ((uintptr_t)&obj->some) | 1;
+                       int64_t some_ref = tag_ptr(&obj->some, false);
                        return (*env)->NewObject(env, LDKCOption_ClosureReasonZ_Some_class, LDKCOption_ClosureReasonZ_Some_meth, some_ref);
                }
                case LDKCOption_ClosureReasonZ_None: {
@@ -2102,10 +2726,10 @@ CHECK(owner->result_ok);
        return COption_ClosureReasonZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_ClosureReasonZDecodeErrorZ* owner_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(owner & ~1);
+       LDKCResult_COption_ClosureReasonZDecodeErrorZ* owner_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)untag_ptr(owner);
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = CResult_COption_ClosureReasonZDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -2114,16 +2738,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_ClosureReasonZDecodeErrorZ* owner_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_COption_ClosureReasonZDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_COption_ClosureReasonZDecodeErrorZ* owner_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_COption_ClosureReasonZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -2131,6 +2749,8 @@ static jclass LDKHTLCDestination_NextHopChannel_class = NULL;
 static jmethodID LDKHTLCDestination_NextHopChannel_meth = NULL;
 static jclass LDKHTLCDestination_UnknownNextHop_class = NULL;
 static jmethodID LDKHTLCDestination_UnknownNextHop_meth = NULL;
+static jclass LDKHTLCDestination_InvalidForward_class = NULL;
+static jmethodID LDKHTLCDestination_InvalidForward_meth = NULL;
 static jclass LDKHTLCDestination_FailedPayment_class = NULL;
 static jmethodID LDKHTLCDestination_FailedPayment_meth = NULL;
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKHTLCDestination_init (JNIEnv *env, jclass clz) {
@@ -2144,6 +2764,11 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKHTLCDestination_init (
        CHECK(LDKHTLCDestination_UnknownNextHop_class != NULL);
        LDKHTLCDestination_UnknownNextHop_meth = (*env)->GetMethodID(env, LDKHTLCDestination_UnknownNextHop_class, "<init>", "(J)V");
        CHECK(LDKHTLCDestination_UnknownNextHop_meth != NULL);
+       LDKHTLCDestination_InvalidForward_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKHTLCDestination$InvalidForward"));
+       CHECK(LDKHTLCDestination_InvalidForward_class != NULL);
+       LDKHTLCDestination_InvalidForward_meth = (*env)->GetMethodID(env, LDKHTLCDestination_InvalidForward_class, "<init>", "(J)V");
+       CHECK(LDKHTLCDestination_InvalidForward_meth != NULL);
        LDKHTLCDestination_FailedPayment_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKHTLCDestination$FailedPayment"));
        CHECK(LDKHTLCDestination_FailedPayment_class != NULL);
@@ -2151,7 +2776,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKHTLCDestination_init (
        CHECK(LDKHTLCDestination_FailedPayment_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKHTLCDestination_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKHTLCDestination *obj = (LDKHTLCDestination*)(ptr & ~1);
+       LDKHTLCDestination *obj = (LDKHTLCDestination*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKHTLCDestination_NextHopChannel: {
                        int8_tArray node_id_arr = (*env)->NewByteArray(env, 33);
@@ -2164,6 +2789,10 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKHTLCDestination_1ref_1fr
                        int64_t requested_forward_scid_conv = obj->unknown_next_hop.requested_forward_scid;
                        return (*env)->NewObject(env, LDKHTLCDestination_UnknownNextHop_class, LDKHTLCDestination_UnknownNextHop_meth, requested_forward_scid_conv);
                }
+               case LDKHTLCDestination_InvalidForward: {
+                       int64_t requested_forward_scid_conv = obj->invalid_forward.requested_forward_scid;
+                       return (*env)->NewObject(env, LDKHTLCDestination_InvalidForward_class, LDKHTLCDestination_InvalidForward_meth, requested_forward_scid_conv);
+               }
                case LDKHTLCDestination_FailedPayment: {
                        int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, obj->failed_payment.payment_hash.data);
@@ -2189,10 +2818,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1HTLCDestinati
        CHECK(LDKCOption_HTLCDestinationZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1HTLCDestinationZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_HTLCDestinationZ *obj = (LDKCOption_HTLCDestinationZ*)(ptr & ~1);
+       LDKCOption_HTLCDestinationZ *obj = (LDKCOption_HTLCDestinationZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_HTLCDestinationZ_Some: {
-                       int64_t some_ref = ((uintptr_t)&obj->some) | 1;
+                       int64_t some_ref = tag_ptr(&obj->some, false);
                        return (*env)->NewObject(env, LDKCOption_HTLCDestinationZ_Some_class, LDKCOption_HTLCDestinationZ_Some_meth, some_ref);
                }
                case LDKCOption_HTLCDestinationZ_None: {
@@ -2206,10 +2835,10 @@ CHECK(owner->result_ok);
        return COption_HTLCDestinationZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* owner_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)(owner & ~1);
+       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* owner_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)untag_ptr(owner);
        LDKCOption_HTLCDestinationZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCDestinationZ), "LDKCOption_HTLCDestinationZ");
        *ret_copy = CResult_COption_HTLCDestinationZDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -2218,19 +2847,43 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* owner_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_COption_HTLCDestinationZDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* owner_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_COption_HTLCDestinationZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static jclass LDKCOption_u128Z_Some_class = NULL;
+static jmethodID LDKCOption_u128Z_Some_meth = NULL;
+static jclass LDKCOption_u128Z_None_class = NULL;
+static jmethodID LDKCOption_u128Z_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1u128Z_init (JNIEnv *env, jclass clz) {
+       LDKCOption_u128Z_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_u128Z$Some"));
+       CHECK(LDKCOption_u128Z_Some_class != NULL);
+       LDKCOption_u128Z_Some_meth = (*env)->GetMethodID(env, LDKCOption_u128Z_Some_class, "<init>", "([B)V");
+       CHECK(LDKCOption_u128Z_Some_meth != NULL);
+       LDKCOption_u128Z_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_u128Z$None"));
+       CHECK(LDKCOption_u128Z_None_class != NULL);
+       LDKCOption_u128Z_None_meth = (*env)->GetMethodID(env, LDKCOption_u128Z_None_class, "<init>", "()V");
+       CHECK(LDKCOption_u128Z_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1u128Z_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_u128Z *obj = (LDKCOption_u128Z*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_u128Z_Some: {
+                       int8_tArray some_arr = (*env)->NewByteArray(env, 16);
+                       (*env)->SetByteArrayRegion(env, some_arr, 0, 16, obj->some.le_bytes);
+                       return (*env)->NewObject(env, LDKCOption_u128Z_Some_class, LDKCOption_u128Z_Some_meth, some_arr);
+               }
+               case LDKCOption_u128Z_None: {
+                       return (*env)->NewObject(env, LDKCOption_u128Z_None_class, LDKCOption_u128Z_None_meth);
+               }
+               default: abort();
        }
-       return ret_ref;
 }
-
 static jclass LDKNetworkUpdate_ChannelUpdateMessage_class = NULL;
 static jmethodID LDKNetworkUpdate_ChannelUpdateMessage_meth = NULL;
 static jclass LDKNetworkUpdate_ChannelFailure_class = NULL;
@@ -2255,15 +2908,13 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKNetworkUpdate_init (JN
        CHECK(LDKNetworkUpdate_NodeFailure_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKNetworkUpdate_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)(ptr & ~1);
+       LDKNetworkUpdate *obj = (LDKNetworkUpdate*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKNetworkUpdate_ChannelUpdateMessage: {
                        LDKChannelUpdate msg_var = obj->channel_update_message.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKNetworkUpdate_ChannelUpdateMessage_class, LDKNetworkUpdate_ChannelUpdateMessage_meth, msg_ref);
                }
                case LDKNetworkUpdate_ChannelFailure: {
@@ -2297,10 +2948,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1NetworkUpdate
        CHECK(LDKCOption_NetworkUpdateZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1NetworkUpdateZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_NetworkUpdateZ *obj = (LDKCOption_NetworkUpdateZ*)(ptr & ~1);
+       LDKCOption_NetworkUpdateZ *obj = (LDKCOption_NetworkUpdateZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_NetworkUpdateZ_Some: {
-                       int64_t some_ref = ((uintptr_t)&obj->some) | 1;
+                       int64_t some_ref = tag_ptr(&obj->some, false);
                        return (*env)->NewObject(env, LDKCOption_NetworkUpdateZ_Some_class, LDKCOption_NetworkUpdateZ_Some_meth, some_ref);
                }
                case LDKCOption_NetworkUpdateZ_None: {
@@ -2333,34 +2984,28 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKSpendableOutputDescrip
        CHECK(LDKSpendableOutputDescriptor_StaticPaymentOutput_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKSpendableOutputDescriptor_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)(ptr & ~1);
+       LDKSpendableOutputDescriptor *obj = (LDKSpendableOutputDescriptor*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKSpendableOutputDescriptor_StaticOutput: {
                        LDKOutPoint outpoint_var = obj->static_output.outpoint;
                        int64_t outpoint_ref = 0;
-                       CHECK((((uintptr_t)outpoint_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&outpoint_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_var);
-                       outpoint_ref = (uintptr_t)outpoint_var.inner & ~1;
-                       int64_t output_ref = ((uintptr_t)&obj->static_output.output) | 1;
-                       return (*env)->NewObject(env, LDKSpendableOutputDescriptor_StaticOutput_class, LDKSpendableOutputDescriptor_StaticOutput_meth, outpoint_ref, (int64_t)output_ref);
+                       outpoint_ref = tag_ptr(outpoint_var.inner, false);
+                       LDKTxOut* output_ref = &obj->static_output.output;
+                       return (*env)->NewObject(env, LDKSpendableOutputDescriptor_StaticOutput_class, LDKSpendableOutputDescriptor_StaticOutput_meth, outpoint_ref, tag_ptr(output_ref, false));
                }
                case LDKSpendableOutputDescriptor_DelayedPaymentOutput: {
                        LDKDelayedPaymentOutputDescriptor delayed_payment_output_var = obj->delayed_payment_output;
                        int64_t delayed_payment_output_ref = 0;
-                       CHECK((((uintptr_t)delayed_payment_output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&delayed_payment_output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(delayed_payment_output_var);
-                       delayed_payment_output_ref = (uintptr_t)delayed_payment_output_var.inner & ~1;
+                       delayed_payment_output_ref = tag_ptr(delayed_payment_output_var.inner, false);
                        return (*env)->NewObject(env, LDKSpendableOutputDescriptor_DelayedPaymentOutput_class, LDKSpendableOutputDescriptor_DelayedPaymentOutput_meth, delayed_payment_output_ref);
                }
                case LDKSpendableOutputDescriptor_StaticPaymentOutput: {
                        LDKStaticPaymentOutputDescriptor static_payment_output_var = obj->static_payment_output;
                        int64_t static_payment_output_ref = 0;
-                       CHECK((((uintptr_t)static_payment_output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&static_payment_output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(static_payment_output_var);
-                       static_payment_output_ref = (uintptr_t)static_payment_output_var.inner & ~1;
+                       static_payment_output_ref = tag_ptr(static_payment_output_var.inner, false);
                        return (*env)->NewObject(env, LDKSpendableOutputDescriptor_StaticPaymentOutput_class, LDKSpendableOutputDescriptor_StaticPaymentOutput_meth, static_payment_output_ref);
                }
                default: abort();
@@ -2375,8 +3020,8 @@ static inline LDKCVec_SpendableOutputDescriptorZ CVec_SpendableOutputDescriptorZ
 }
 static jclass LDKEvent_FundingGenerationReady_class = NULL;
 static jmethodID LDKEvent_FundingGenerationReady_meth = NULL;
-static jclass LDKEvent_PaymentReceived_class = NULL;
-static jmethodID LDKEvent_PaymentReceived_meth = NULL;
+static jclass LDKEvent_PaymentClaimable_class = NULL;
+static jmethodID LDKEvent_PaymentClaimable_meth = NULL;
 static jclass LDKEvent_PaymentClaimed_class = NULL;
 static jmethodID LDKEvent_PaymentClaimed_meth = NULL;
 static jclass LDKEvent_PaymentSent_class = NULL;
@@ -2393,10 +3038,14 @@ static jclass LDKEvent_ProbeFailed_class = NULL;
 static jmethodID LDKEvent_ProbeFailed_meth = NULL;
 static jclass LDKEvent_PendingHTLCsForwardable_class = NULL;
 static jmethodID LDKEvent_PendingHTLCsForwardable_meth = NULL;
+static jclass LDKEvent_HTLCIntercepted_class = NULL;
+static jmethodID LDKEvent_HTLCIntercepted_meth = NULL;
 static jclass LDKEvent_SpendableOutputs_class = NULL;
 static jmethodID LDKEvent_SpendableOutputs_meth = NULL;
 static jclass LDKEvent_PaymentForwarded_class = NULL;
 static jmethodID LDKEvent_PaymentForwarded_meth = NULL;
+static jclass LDKEvent_ChannelReady_class = NULL;
+static jmethodID LDKEvent_ChannelReady_meth = NULL;
 static jclass LDKEvent_ChannelClosed_class = NULL;
 static jmethodID LDKEvent_ChannelClosed_meth = NULL;
 static jclass LDKEvent_DiscardFunding_class = NULL;
@@ -2409,17 +3058,17 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKEvent_init (JNIEnv *en
        LDKEvent_FundingGenerationReady_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$FundingGenerationReady"));
        CHECK(LDKEvent_FundingGenerationReady_class != NULL);
-       LDKEvent_FundingGenerationReady_meth = (*env)->GetMethodID(env, LDKEvent_FundingGenerationReady_class, "<init>", "([B[BJ[BJ)V");
+       LDKEvent_FundingGenerationReady_meth = (*env)->GetMethodID(env, LDKEvent_FundingGenerationReady_class, "<init>", "([B[BJ[B[B)V");
        CHECK(LDKEvent_FundingGenerationReady_meth != NULL);
-       LDKEvent_PaymentReceived_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$PaymentReceived"));
-       CHECK(LDKEvent_PaymentReceived_class != NULL);
-       LDKEvent_PaymentReceived_meth = (*env)->GetMethodID(env, LDKEvent_PaymentReceived_class, "<init>", "([BJJ)V");
-       CHECK(LDKEvent_PaymentReceived_meth != NULL);
+       LDKEvent_PaymentClaimable_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$PaymentClaimable"));
+       CHECK(LDKEvent_PaymentClaimable_class != NULL);
+       LDKEvent_PaymentClaimable_meth = (*env)->GetMethodID(env, LDKEvent_PaymentClaimable_class, "<init>", "([B[BJJ[BJ)V");
+       CHECK(LDKEvent_PaymentClaimable_meth != NULL);
        LDKEvent_PaymentClaimed_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$PaymentClaimed"));
        CHECK(LDKEvent_PaymentClaimed_class != NULL);
-       LDKEvent_PaymentClaimed_meth = (*env)->GetMethodID(env, LDKEvent_PaymentClaimed_class, "<init>", "([BJJ)V");
+       LDKEvent_PaymentClaimed_meth = (*env)->GetMethodID(env, LDKEvent_PaymentClaimed_class, "<init>", "([B[BJJ)V");
        CHECK(LDKEvent_PaymentClaimed_meth != NULL);
        LDKEvent_PaymentSent_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$PaymentSent"));
@@ -2456,6 +3105,11 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKEvent_init (JNIEnv *en
        CHECK(LDKEvent_PendingHTLCsForwardable_class != NULL);
        LDKEvent_PendingHTLCsForwardable_meth = (*env)->GetMethodID(env, LDKEvent_PendingHTLCsForwardable_class, "<init>", "(J)V");
        CHECK(LDKEvent_PendingHTLCsForwardable_meth != NULL);
+       LDKEvent_HTLCIntercepted_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$HTLCIntercepted"));
+       CHECK(LDKEvent_HTLCIntercepted_class != NULL);
+       LDKEvent_HTLCIntercepted_meth = (*env)->GetMethodID(env, LDKEvent_HTLCIntercepted_class, "<init>", "([BJ[BJJ)V");
+       CHECK(LDKEvent_HTLCIntercepted_meth != NULL);
        LDKEvent_SpendableOutputs_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$SpendableOutputs"));
        CHECK(LDKEvent_SpendableOutputs_class != NULL);
@@ -2466,10 +3120,15 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKEvent_init (JNIEnv *en
        CHECK(LDKEvent_PaymentForwarded_class != NULL);
        LDKEvent_PaymentForwarded_meth = (*env)->GetMethodID(env, LDKEvent_PaymentForwarded_class, "<init>", "([B[BJZ)V");
        CHECK(LDKEvent_PaymentForwarded_meth != NULL);
+       LDKEvent_ChannelReady_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$ChannelReady"));
+       CHECK(LDKEvent_ChannelReady_class != NULL);
+       LDKEvent_ChannelReady_meth = (*env)->GetMethodID(env, LDKEvent_ChannelReady_class, "<init>", "([B[B[BJ)V");
+       CHECK(LDKEvent_ChannelReady_meth != NULL);
        LDKEvent_ChannelClosed_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$ChannelClosed"));
        CHECK(LDKEvent_ChannelClosed_class != NULL);
-       LDKEvent_ChannelClosed_meth = (*env)->GetMethodID(env, LDKEvent_ChannelClosed_class, "<init>", "([BJJ)V");
+       LDKEvent_ChannelClosed_meth = (*env)->GetMethodID(env, LDKEvent_ChannelClosed_class, "<init>", "([B[BJ)V");
        CHECK(LDKEvent_ChannelClosed_meth != NULL);
        LDKEvent_DiscardFunding_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKEvent$DiscardFunding"));
@@ -2488,7 +3147,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKEvent_init (JNIEnv *en
        CHECK(LDKEvent_HTLCHandlingFailed_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKEvent *obj = (LDKEvent*)(ptr & ~1);
+       LDKEvent *obj = (LDKEvent*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKEvent_FundingGenerationReady: {
                        int8_tArray temporary_channel_id_arr = (*env)->NewByteArray(env, 32);
@@ -2499,22 +3158,30 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        LDKCVec_u8Z output_script_var = obj->funding_generation_ready.output_script;
                        int8_tArray output_script_arr = (*env)->NewByteArray(env, output_script_var.datalen);
                        (*env)->SetByteArrayRegion(env, output_script_arr, 0, output_script_var.datalen, output_script_var.data);
-                       int64_t user_channel_id_conv = obj->funding_generation_ready.user_channel_id;
-                       return (*env)->NewObject(env, LDKEvent_FundingGenerationReady_class, LDKEvent_FundingGenerationReady_meth, temporary_channel_id_arr, counterparty_node_id_arr, channel_value_satoshis_conv, output_script_arr, user_channel_id_conv);
+                       int8_tArray user_channel_id_arr = (*env)->NewByteArray(env, 16);
+                       (*env)->SetByteArrayRegion(env, user_channel_id_arr, 0, 16, obj->funding_generation_ready.user_channel_id.le_bytes);
+                       return (*env)->NewObject(env, LDKEvent_FundingGenerationReady_class, LDKEvent_FundingGenerationReady_meth, temporary_channel_id_arr, counterparty_node_id_arr, channel_value_satoshis_conv, output_script_arr, user_channel_id_arr);
                }
-               case LDKEvent_PaymentReceived: {
+               case LDKEvent_PaymentClaimable: {
+                       int8_tArray receiver_node_id_arr = (*env)->NewByteArray(env, 33);
+                       (*env)->SetByteArrayRegion(env, receiver_node_id_arr, 0, 33, obj->payment_claimable.receiver_node_id.compressed_form);
                        int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
-                       (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, obj->payment_received.payment_hash.data);
-                       int64_t amount_msat_conv = obj->payment_received.amount_msat;
-                       int64_t purpose_ref = ((uintptr_t)&obj->payment_received.purpose) | 1;
-                       return (*env)->NewObject(env, LDKEvent_PaymentReceived_class, LDKEvent_PaymentReceived_meth, payment_hash_arr, amount_msat_conv, purpose_ref);
+                       (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, obj->payment_claimable.payment_hash.data);
+                       int64_t amount_msat_conv = obj->payment_claimable.amount_msat;
+                       int64_t purpose_ref = tag_ptr(&obj->payment_claimable.purpose, false);
+                       int8_tArray via_channel_id_arr = (*env)->NewByteArray(env, 32);
+                       (*env)->SetByteArrayRegion(env, via_channel_id_arr, 0, 32, obj->payment_claimable.via_channel_id.data);
+                       int64_t via_user_channel_id_ref = tag_ptr(&obj->payment_claimable.via_user_channel_id, false);
+                       return (*env)->NewObject(env, LDKEvent_PaymentClaimable_class, LDKEvent_PaymentClaimable_meth, receiver_node_id_arr, payment_hash_arr, amount_msat_conv, purpose_ref, via_channel_id_arr, via_user_channel_id_ref);
                }
                case LDKEvent_PaymentClaimed: {
+                       int8_tArray receiver_node_id_arr = (*env)->NewByteArray(env, 33);
+                       (*env)->SetByteArrayRegion(env, receiver_node_id_arr, 0, 33, obj->payment_claimed.receiver_node_id.compressed_form);
                        int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, obj->payment_claimed.payment_hash.data);
                        int64_t amount_msat_conv = obj->payment_claimed.amount_msat;
-                       int64_t purpose_ref = ((uintptr_t)&obj->payment_claimed.purpose) | 1;
-                       return (*env)->NewObject(env, LDKEvent_PaymentClaimed_class, LDKEvent_PaymentClaimed_meth, payment_hash_arr, amount_msat_conv, purpose_ref);
+                       int64_t purpose_ref = tag_ptr(&obj->payment_claimed.purpose, false);
+                       return (*env)->NewObject(env, LDKEvent_PaymentClaimed_class, LDKEvent_PaymentClaimed_meth, receiver_node_id_arr, payment_hash_arr, amount_msat_conv, purpose_ref);
                }
                case LDKEvent_PaymentSent: {
                        int8_tArray payment_id_arr = (*env)->NewByteArray(env, 32);
@@ -2523,7 +3190,7 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        (*env)->SetByteArrayRegion(env, payment_preimage_arr, 0, 32, obj->payment_sent.payment_preimage.data);
                        int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, obj->payment_sent.payment_hash.data);
-                       int64_t fee_paid_msat_ref = ((uintptr_t)&obj->payment_sent.fee_paid_msat) | 1;
+                       int64_t fee_paid_msat_ref = tag_ptr(&obj->payment_sent.fee_paid_msat, false);
                        return (*env)->NewObject(env, LDKEvent_PaymentSent_class, LDKEvent_PaymentSent_meth, payment_id_arr, payment_preimage_arr, payment_hash_arr, fee_paid_msat_ref);
                }
                case LDKEvent_PaymentFailed: {
@@ -2545,10 +3212,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        for (size_t k = 0; k < path_var.datalen; k++) {
                                LDKRouteHop path_conv_10_var = path_var.data[k];
                                int64_t path_conv_10_ref = 0;
-                               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-                               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner & ~1;
+                               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, false);
                                path_arr_ptr[k] = path_conv_10_ref;
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
@@ -2559,8 +3224,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        (*env)->SetByteArrayRegion(env, payment_id_arr, 0, 32, obj->payment_path_failed.payment_id.data);
                        int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, obj->payment_path_failed.payment_hash.data);
-                       jboolean rejected_by_dest_conv = obj->payment_path_failed.rejected_by_dest;
-                       int64_t network_update_ref = ((uintptr_t)&obj->payment_path_failed.network_update) | 1;
+                       jboolean payment_failed_permanently_conv = obj->payment_path_failed.payment_failed_permanently;
+                       int64_t network_update_ref = tag_ptr(&obj->payment_path_failed.network_update, false);
                        jboolean all_paths_failed_conv = obj->payment_path_failed.all_paths_failed;
                        LDKCVec_RouteHopZ path_var = obj->payment_path_failed.path;
                        int64_tArray path_arr = NULL;
@@ -2569,23 +3234,17 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        for (size_t k = 0; k < path_var.datalen; k++) {
                                LDKRouteHop path_conv_10_var = path_var.data[k];
                                int64_t path_conv_10_ref = 0;
-                               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-                               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner & ~1;
+                               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, false);
                                path_arr_ptr[k] = path_conv_10_ref;
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
-                       int64_t short_channel_id_ref = ((uintptr_t)&obj->payment_path_failed.short_channel_id) | 1;
+                       int64_t short_channel_id_ref = tag_ptr(&obj->payment_path_failed.short_channel_id, false);
                        LDKRouteParameters retry_var = obj->payment_path_failed.retry;
                        int64_t retry_ref = 0;
-                       if ((uintptr_t)retry_var.inner > 4096) {
-                               CHECK((((uintptr_t)retry_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uintptr_t)&retry_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(retry_var);
-                               retry_ref = (uintptr_t)retry_var.inner & ~1;
-                       }
-                       return (*env)->NewObject(env, LDKEvent_PaymentPathFailed_class, LDKEvent_PaymentPathFailed_meth, payment_id_arr, payment_hash_arr, rejected_by_dest_conv, network_update_ref, all_paths_failed_conv, path_arr, short_channel_id_ref, retry_ref);
+                       retry_ref = tag_ptr(retry_var.inner, false);
+                       return (*env)->NewObject(env, LDKEvent_PaymentPathFailed_class, LDKEvent_PaymentPathFailed_meth, payment_id_arr, payment_hash_arr, payment_failed_permanently_conv, network_update_ref, all_paths_failed_conv, path_arr, short_channel_id_ref, retry_ref);
                }
                case LDKEvent_ProbeSuccessful: {
                        int8_tArray payment_id_arr = (*env)->NewByteArray(env, 32);
@@ -2599,10 +3258,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        for (size_t k = 0; k < path_var.datalen; k++) {
                                LDKRouteHop path_conv_10_var = path_var.data[k];
                                int64_t path_conv_10_ref = 0;
-                               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-                               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner & ~1;
+                               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, false);
                                path_arr_ptr[k] = path_conv_10_ref;
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
@@ -2620,27 +3277,35 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        for (size_t k = 0; k < path_var.datalen; k++) {
                                LDKRouteHop path_conv_10_var = path_var.data[k];
                                int64_t path_conv_10_ref = 0;
-                               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-                               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner & ~1;
+                               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, false);
                                path_arr_ptr[k] = path_conv_10_ref;
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
-                       int64_t short_channel_id_ref = ((uintptr_t)&obj->probe_failed.short_channel_id) | 1;
+                       int64_t short_channel_id_ref = tag_ptr(&obj->probe_failed.short_channel_id, false);
                        return (*env)->NewObject(env, LDKEvent_ProbeFailed_class, LDKEvent_ProbeFailed_meth, payment_id_arr, payment_hash_arr, path_arr, short_channel_id_ref);
                }
                case LDKEvent_PendingHTLCsForwardable: {
                        int64_t time_forwardable_conv = obj->pending_htl_cs_forwardable.time_forwardable;
                        return (*env)->NewObject(env, LDKEvent_PendingHTLCsForwardable_class, LDKEvent_PendingHTLCsForwardable_meth, time_forwardable_conv);
                }
+               case LDKEvent_HTLCIntercepted: {
+                       int8_tArray intercept_id_arr = (*env)->NewByteArray(env, 32);
+                       (*env)->SetByteArrayRegion(env, intercept_id_arr, 0, 32, obj->htlc_intercepted.intercept_id.data);
+                       int64_t requested_next_hop_scid_conv = obj->htlc_intercepted.requested_next_hop_scid;
+                       int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
+                       (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, obj->htlc_intercepted.payment_hash.data);
+                       int64_t inbound_amount_msat_conv = obj->htlc_intercepted.inbound_amount_msat;
+                       int64_t expected_outbound_amount_msat_conv = obj->htlc_intercepted.expected_outbound_amount_msat;
+                       return (*env)->NewObject(env, LDKEvent_HTLCIntercepted_class, LDKEvent_HTLCIntercepted_meth, intercept_id_arr, requested_next_hop_scid_conv, payment_hash_arr, inbound_amount_msat_conv, expected_outbound_amount_msat_conv);
+               }
                case LDKEvent_SpendableOutputs: {
                        LDKCVec_SpendableOutputDescriptorZ outputs_var = obj->spendable_outputs.outputs;
                        int64_tArray outputs_arr = NULL;
                        outputs_arr = (*env)->NewLongArray(env, outputs_var.datalen);
                        int64_t *outputs_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, outputs_arr, NULL);
                        for (size_t b = 0; b < outputs_var.datalen; b++) {
-                               int64_t outputs_conv_27_ref = ((uintptr_t)&outputs_var.data[b]) | 1;
+                               int64_t outputs_conv_27_ref = tag_ptr(&outputs_var.data[b], false);
                                outputs_arr_ptr[b] = outputs_conv_27_ref;
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, outputs_arr, outputs_arr_ptr, 0);
@@ -2651,16 +3316,30 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        (*env)->SetByteArrayRegion(env, prev_channel_id_arr, 0, 32, obj->payment_forwarded.prev_channel_id.data);
                        int8_tArray next_channel_id_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, next_channel_id_arr, 0, 32, obj->payment_forwarded.next_channel_id.data);
-                       int64_t fee_earned_msat_ref = ((uintptr_t)&obj->payment_forwarded.fee_earned_msat) | 1;
+                       int64_t fee_earned_msat_ref = tag_ptr(&obj->payment_forwarded.fee_earned_msat, false);
                        jboolean claim_from_onchain_tx_conv = obj->payment_forwarded.claim_from_onchain_tx;
                        return (*env)->NewObject(env, LDKEvent_PaymentForwarded_class, LDKEvent_PaymentForwarded_meth, prev_channel_id_arr, next_channel_id_arr, fee_earned_msat_ref, claim_from_onchain_tx_conv);
                }
+               case LDKEvent_ChannelReady: {
+                       int8_tArray channel_id_arr = (*env)->NewByteArray(env, 32);
+                       (*env)->SetByteArrayRegion(env, channel_id_arr, 0, 32, obj->channel_ready.channel_id.data);
+                       int8_tArray user_channel_id_arr = (*env)->NewByteArray(env, 16);
+                       (*env)->SetByteArrayRegion(env, user_channel_id_arr, 0, 16, obj->channel_ready.user_channel_id.le_bytes);
+                       int8_tArray counterparty_node_id_arr = (*env)->NewByteArray(env, 33);
+                       (*env)->SetByteArrayRegion(env, counterparty_node_id_arr, 0, 33, obj->channel_ready.counterparty_node_id.compressed_form);
+                       LDKChannelTypeFeatures channel_type_var = obj->channel_ready.channel_type;
+                       int64_t channel_type_ref = 0;
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_type_var);
+                       channel_type_ref = tag_ptr(channel_type_var.inner, false);
+                       return (*env)->NewObject(env, LDKEvent_ChannelReady_class, LDKEvent_ChannelReady_meth, channel_id_arr, user_channel_id_arr, counterparty_node_id_arr, channel_type_ref);
+               }
                case LDKEvent_ChannelClosed: {
                        int8_tArray channel_id_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, channel_id_arr, 0, 32, obj->channel_closed.channel_id.data);
-                       int64_t user_channel_id_conv = obj->channel_closed.user_channel_id;
-                       int64_t reason_ref = ((uintptr_t)&obj->channel_closed.reason) | 1;
-                       return (*env)->NewObject(env, LDKEvent_ChannelClosed_class, LDKEvent_ChannelClosed_meth, channel_id_arr, user_channel_id_conv, reason_ref);
+                       int8_tArray user_channel_id_arr = (*env)->NewByteArray(env, 16);
+                       (*env)->SetByteArrayRegion(env, user_channel_id_arr, 0, 16, obj->channel_closed.user_channel_id.le_bytes);
+                       int64_t reason_ref = tag_ptr(&obj->channel_closed.reason, false);
+                       return (*env)->NewObject(env, LDKEvent_ChannelClosed_class, LDKEvent_ChannelClosed_meth, channel_id_arr, user_channel_id_arr, reason_ref);
                }
                case LDKEvent_DiscardFunding: {
                        int8_tArray channel_id_arr = (*env)->NewByteArray(env, 32);
@@ -2679,16 +3358,14 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEvent_1ref_1from_1ptr(JN
                        int64_t push_msat_conv = obj->open_channel_request.push_msat;
                        LDKChannelTypeFeatures channel_type_var = obj->open_channel_request.channel_type;
                        int64_t channel_type_ref = 0;
-                       CHECK((((uintptr_t)channel_type_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&channel_type_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_type_var);
-                       channel_type_ref = (uintptr_t)channel_type_var.inner & ~1;
+                       channel_type_ref = tag_ptr(channel_type_var.inner, false);
                        return (*env)->NewObject(env, LDKEvent_OpenChannelRequest_class, LDKEvent_OpenChannelRequest_meth, temporary_channel_id_arr, counterparty_node_id_arr, funding_satoshis_conv, push_msat_conv, channel_type_ref);
                }
                case LDKEvent_HTLCHandlingFailed: {
                        int8_tArray prev_channel_id_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, prev_channel_id_arr, 0, 32, obj->htlc_handling_failed.prev_channel_id.data);
-                       int64_t failed_next_destination_ref = ((uintptr_t)&obj->htlc_handling_failed.failed_next_destination) | 1;
+                       int64_t failed_next_destination_ref = tag_ptr(&obj->htlc_handling_failed.failed_next_destination, false);
                        return (*env)->NewObject(env, LDKEvent_HTLCHandlingFailed_class, LDKEvent_HTLCHandlingFailed_meth, prev_channel_id_arr, failed_next_destination_ref);
                }
                default: abort();
@@ -2711,10 +3388,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1EventZ_init (
        CHECK(LDKCOption_EventZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1EventZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_EventZ *obj = (LDKCOption_EventZ*)(ptr & ~1);
+       LDKCOption_EventZ *obj = (LDKCOption_EventZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_EventZ_Some: {
-                       int64_t some_ref = ((uintptr_t)&obj->some) | 1;
+                       int64_t some_ref = tag_ptr(&obj->some, false);
                        return (*env)->NewObject(env, LDKCOption_EventZ_Some_class, LDKCOption_EventZ_Some_meth, some_ref);
                }
                case LDKCOption_EventZ_None: {
@@ -2728,10 +3405,10 @@ CHECK(owner->result_ok);
        return COption_EventZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_EventZDecodeErrorZ* owner_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(owner & ~1);
+       LDKCResult_COption_EventZDecodeErrorZ* owner_conv = (LDKCResult_COption_EventZDecodeErrorZ*)untag_ptr(owner);
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = CResult_COption_EventZDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -2740,16 +3417,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_EventZDecodeErrorZ* owner_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_COption_EventZDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_COption_EventZDecodeErrorZ* owner_conv = (LDKCResult_COption_EventZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_COption_EventZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -2798,17 +3469,13 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKErrorAction_init (JNIE
        CHECK(LDKErrorAction_SendWarningMessage_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKErrorAction_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKErrorAction *obj = (LDKErrorAction*)(ptr & ~1);
+       LDKErrorAction *obj = (LDKErrorAction*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKErrorAction_DisconnectPeer: {
                        LDKErrorMessage msg_var = obj->disconnect_peer.msg;
                        int64_t msg_ref = 0;
-                       if ((uintptr_t)msg_var.inner > 4096) {
-                               CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                               msg_ref = (uintptr_t)msg_var.inner & ~1;
-                       }
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKErrorAction_DisconnectPeer_class, LDKErrorAction_DisconnectPeer_meth, msg_ref);
                }
                case LDKErrorAction_IgnoreError: {
@@ -2824,19 +3491,15 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKErrorAction_1ref_1from_1
                case LDKErrorAction_SendErrorMessage: {
                        LDKErrorMessage msg_var = obj->send_error_message.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKErrorAction_SendErrorMessage_class, LDKErrorAction_SendErrorMessage_meth, msg_ref);
                }
                case LDKErrorAction_SendWarningMessage: {
                        LDKWarningMessage msg_var = obj->send_warning_message.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        jclass log_level_conv = LDKLevel_to_java(env, obj->send_warning_message.log_level);
                        return (*env)->NewObject(env, LDKErrorAction_SendWarningMessage_class, LDKErrorAction_SendWarningMessage_meth, msg_ref, log_level_conv);
                }
@@ -2865,10 +3528,10 @@ static jclass LDKMessageSendEvent_SendShutdown_class = NULL;
 static jmethodID LDKMessageSendEvent_SendShutdown_meth = NULL;
 static jclass LDKMessageSendEvent_SendChannelReestablish_class = NULL;
 static jmethodID LDKMessageSendEvent_SendChannelReestablish_meth = NULL;
+static jclass LDKMessageSendEvent_SendChannelAnnouncement_class = NULL;
+static jmethodID LDKMessageSendEvent_SendChannelAnnouncement_meth = NULL;
 static jclass LDKMessageSendEvent_BroadcastChannelAnnouncement_class = NULL;
 static jmethodID LDKMessageSendEvent_BroadcastChannelAnnouncement_meth = NULL;
-static jclass LDKMessageSendEvent_BroadcastNodeAnnouncement_class = NULL;
-static jmethodID LDKMessageSendEvent_BroadcastNodeAnnouncement_meth = NULL;
 static jclass LDKMessageSendEvent_BroadcastChannelUpdate_class = NULL;
 static jmethodID LDKMessageSendEvent_BroadcastChannelUpdate_meth = NULL;
 static jclass LDKMessageSendEvent_SendChannelUpdate_class = NULL;
@@ -2939,16 +3602,16 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKMessageSendEvent_init
        CHECK(LDKMessageSendEvent_SendChannelReestablish_class != NULL);
        LDKMessageSendEvent_SendChannelReestablish_meth = (*env)->GetMethodID(env, LDKMessageSendEvent_SendChannelReestablish_class, "<init>", "([BJ)V");
        CHECK(LDKMessageSendEvent_SendChannelReestablish_meth != NULL);
+       LDKMessageSendEvent_SendChannelAnnouncement_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKMessageSendEvent$SendChannelAnnouncement"));
+       CHECK(LDKMessageSendEvent_SendChannelAnnouncement_class != NULL);
+       LDKMessageSendEvent_SendChannelAnnouncement_meth = (*env)->GetMethodID(env, LDKMessageSendEvent_SendChannelAnnouncement_class, "<init>", "([BJJ)V");
+       CHECK(LDKMessageSendEvent_SendChannelAnnouncement_meth != NULL);
        LDKMessageSendEvent_BroadcastChannelAnnouncement_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKMessageSendEvent$BroadcastChannelAnnouncement"));
        CHECK(LDKMessageSendEvent_BroadcastChannelAnnouncement_class != NULL);
        LDKMessageSendEvent_BroadcastChannelAnnouncement_meth = (*env)->GetMethodID(env, LDKMessageSendEvent_BroadcastChannelAnnouncement_class, "<init>", "(JJ)V");
        CHECK(LDKMessageSendEvent_BroadcastChannelAnnouncement_meth != NULL);
-       LDKMessageSendEvent_BroadcastNodeAnnouncement_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKMessageSendEvent$BroadcastNodeAnnouncement"));
-       CHECK(LDKMessageSendEvent_BroadcastNodeAnnouncement_class != NULL);
-       LDKMessageSendEvent_BroadcastNodeAnnouncement_meth = (*env)->GetMethodID(env, LDKMessageSendEvent_BroadcastNodeAnnouncement_class, "<init>", "(J)V");
-       CHECK(LDKMessageSendEvent_BroadcastNodeAnnouncement_meth != NULL);
        LDKMessageSendEvent_BroadcastChannelUpdate_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKMessageSendEvent$BroadcastChannelUpdate"));
        CHECK(LDKMessageSendEvent_BroadcastChannelUpdate_class != NULL);
@@ -2986,17 +3649,15 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKMessageSendEvent_init
        CHECK(LDKMessageSendEvent_SendGossipTimestampFilter_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)(ptr & ~1);
+       LDKMessageSendEvent *obj = (LDKMessageSendEvent*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKMessageSendEvent_SendAcceptChannel: {
                        int8_tArray node_id_arr = (*env)->NewByteArray(env, 33);
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_accept_channel.node_id.compressed_form);
                        LDKAcceptChannel msg_var = obj->send_accept_channel.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendAcceptChannel_class, LDKMessageSendEvent_SendAcceptChannel_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendOpenChannel: {
@@ -3004,10 +3665,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_open_channel.node_id.compressed_form);
                        LDKOpenChannel msg_var = obj->send_open_channel.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendOpenChannel_class, LDKMessageSendEvent_SendOpenChannel_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendFundingCreated: {
@@ -3015,10 +3674,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_funding_created.node_id.compressed_form);
                        LDKFundingCreated msg_var = obj->send_funding_created.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendFundingCreated_class, LDKMessageSendEvent_SendFundingCreated_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendFundingSigned: {
@@ -3026,10 +3683,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_funding_signed.node_id.compressed_form);
                        LDKFundingSigned msg_var = obj->send_funding_signed.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendFundingSigned_class, LDKMessageSendEvent_SendFundingSigned_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendChannelReady: {
@@ -3037,10 +3692,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_channel_ready.node_id.compressed_form);
                        LDKChannelReady msg_var = obj->send_channel_ready.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendChannelReady_class, LDKMessageSendEvent_SendChannelReady_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendAnnouncementSignatures: {
@@ -3048,10 +3701,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_announcement_signatures.node_id.compressed_form);
                        LDKAnnouncementSignatures msg_var = obj->send_announcement_signatures.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendAnnouncementSignatures_class, LDKMessageSendEvent_SendAnnouncementSignatures_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_UpdateHTLCs: {
@@ -3059,10 +3710,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->update_htl_cs.node_id.compressed_form);
                        LDKCommitmentUpdate updates_var = obj->update_htl_cs.updates;
                        int64_t updates_ref = 0;
-                       CHECK((((uintptr_t)updates_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&updates_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(updates_var);
-                       updates_ref = (uintptr_t)updates_var.inner & ~1;
+                       updates_ref = tag_ptr(updates_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_UpdateHTLCs_class, LDKMessageSendEvent_UpdateHTLCs_meth, node_id_arr, updates_ref);
                }
                case LDKMessageSendEvent_SendRevokeAndACK: {
@@ -3070,10 +3719,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_revoke_and_ack.node_id.compressed_form);
                        LDKRevokeAndACK msg_var = obj->send_revoke_and_ack.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendRevokeAndACK_class, LDKMessageSendEvent_SendRevokeAndACK_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendClosingSigned: {
@@ -3081,10 +3728,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_closing_signed.node_id.compressed_form);
                        LDKClosingSigned msg_var = obj->send_closing_signed.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendClosingSigned_class, LDKMessageSendEvent_SendClosingSigned_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendShutdown: {
@@ -3092,10 +3737,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_shutdown.node_id.compressed_form);
                        LDKShutdown msg_var = obj->send_shutdown.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendShutdown_class, LDKMessageSendEvent_SendShutdown_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendChannelReestablish: {
@@ -3103,43 +3746,39 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_channel_reestablish.node_id.compressed_form);
                        LDKChannelReestablish msg_var = obj->send_channel_reestablish.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendChannelReestablish_class, LDKMessageSendEvent_SendChannelReestablish_meth, node_id_arr, msg_ref);
                }
+               case LDKMessageSendEvent_SendChannelAnnouncement: {
+                       int8_tArray node_id_arr = (*env)->NewByteArray(env, 33);
+                       (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_channel_announcement.node_id.compressed_form);
+                       LDKChannelAnnouncement msg_var = obj->send_channel_announcement.msg;
+                       int64_t msg_ref = 0;
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+                       msg_ref = tag_ptr(msg_var.inner, false);
+                       LDKChannelUpdate update_msg_var = obj->send_channel_announcement.update_msg;
+                       int64_t update_msg_ref = 0;
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_msg_var);
+                       update_msg_ref = tag_ptr(update_msg_var.inner, false);
+                       return (*env)->NewObject(env, LDKMessageSendEvent_SendChannelAnnouncement_class, LDKMessageSendEvent_SendChannelAnnouncement_meth, node_id_arr, msg_ref, update_msg_ref);
+               }
                case LDKMessageSendEvent_BroadcastChannelAnnouncement: {
                        LDKChannelAnnouncement msg_var = obj->broadcast_channel_announcement.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        LDKChannelUpdate update_msg_var = obj->broadcast_channel_announcement.update_msg;
                        int64_t update_msg_ref = 0;
-                       CHECK((((uintptr_t)update_msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&update_msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_msg_var);
-                       update_msg_ref = (uintptr_t)update_msg_var.inner & ~1;
+                       update_msg_ref = tag_ptr(update_msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_BroadcastChannelAnnouncement_class, LDKMessageSendEvent_BroadcastChannelAnnouncement_meth, msg_ref, update_msg_ref);
                }
-               case LDKMessageSendEvent_BroadcastNodeAnnouncement: {
-                       LDKNodeAnnouncement msg_var = obj->broadcast_node_announcement.msg;
-                       int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
-                       return (*env)->NewObject(env, LDKMessageSendEvent_BroadcastNodeAnnouncement_class, LDKMessageSendEvent_BroadcastNodeAnnouncement_meth, msg_ref);
-               }
                case LDKMessageSendEvent_BroadcastChannelUpdate: {
                        LDKChannelUpdate msg_var = obj->broadcast_channel_update.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_BroadcastChannelUpdate_class, LDKMessageSendEvent_BroadcastChannelUpdate_meth, msg_ref);
                }
                case LDKMessageSendEvent_SendChannelUpdate: {
@@ -3147,16 +3786,14 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_channel_update.node_id.compressed_form);
                        LDKChannelUpdate msg_var = obj->send_channel_update.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendChannelUpdate_class, LDKMessageSendEvent_SendChannelUpdate_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_HandleError: {
                        int8_tArray node_id_arr = (*env)->NewByteArray(env, 33);
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->handle_error.node_id.compressed_form);
-                       int64_t action_ref = ((uintptr_t)&obj->handle_error.action) | 1;
+                       int64_t action_ref = tag_ptr(&obj->handle_error.action, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_HandleError_class, LDKMessageSendEvent_HandleError_meth, node_id_arr, action_ref);
                }
                case LDKMessageSendEvent_SendChannelRangeQuery: {
@@ -3164,10 +3801,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_channel_range_query.node_id.compressed_form);
                        LDKQueryChannelRange msg_var = obj->send_channel_range_query.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendChannelRangeQuery_class, LDKMessageSendEvent_SendChannelRangeQuery_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendShortIdsQuery: {
@@ -3175,10 +3810,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_short_ids_query.node_id.compressed_form);
                        LDKQueryShortChannelIds msg_var = obj->send_short_ids_query.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendShortIdsQuery_class, LDKMessageSendEvent_SendShortIdsQuery_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendReplyChannelRange: {
@@ -3186,10 +3819,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_reply_channel_range.node_id.compressed_form);
                        LDKReplyChannelRange msg_var = obj->send_reply_channel_range.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendReplyChannelRange_class, LDKMessageSendEvent_SendReplyChannelRange_meth, node_id_arr, msg_ref);
                }
                case LDKMessageSendEvent_SendGossipTimestampFilter: {
@@ -3197,10 +3828,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEvent_1ref_1f
                        (*env)->SetByteArrayRegion(env, node_id_arr, 0, 33, obj->send_gossip_timestamp_filter.node_id.compressed_form);
                        LDKGossipTimestampFilter msg_var = obj->send_gossip_timestamp_filter.msg;
                        int64_t msg_ref = 0;
-                       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-                       msg_ref = (uintptr_t)msg_var.inner & ~1;
+                       msg_ref = tag_ptr(msg_var.inner, false);
                        return (*env)->NewObject(env, LDKMessageSendEvent_SendGossipTimestampFilter_class, LDKMessageSendEvent_SendGossipTimestampFilter_meth, node_id_arr, msg_ref);
                }
                default: abort();
@@ -3218,10 +3847,10 @@ CHECK(owner->result_ok);
        return TxOut_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TxOutAccessErrorZ* owner_conv = (LDKCResult_TxOutAccessErrorZ*)(owner & ~1);
+       LDKCResult_TxOutAccessErrorZ* owner_conv = (LDKCResult_TxOutAccessErrorZ*)untag_ptr(owner);
        LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
        *ret_ref = CResult_TxOutAccessErrorZ_get_ok(owner_conv);
-       return (int64_t)ret_ref;
+       return tag_ptr(ret_ref, true);
 }
 
 static inline enum LDKAccessError CResult_TxOutAccessErrorZ_get_err(LDKCResult_TxOutAccessErrorZ *NONNULL_PTR owner){
@@ -3229,7 +3858,7 @@ CHECK(!owner->result_ok);
        return AccessError_clone(&*owner->contents.err);
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TxOutAccessErrorZ* owner_conv = (LDKCResult_TxOutAccessErrorZ*)(owner & ~1);
+       LDKCResult_TxOutAccessErrorZ* owner_conv = (LDKCResult_TxOutAccessErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKAccessError_to_java(env, CResult_TxOutAccessErrorZ_get_err(owner_conv));
        return ret_conv;
 }
@@ -3238,7 +3867,7 @@ static inline uintptr_t C2Tuple_usizeTransactionZ_get_a(LDKC2Tuple_usizeTransact
        return owner->a;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_usizeTransactionZ* owner_conv = (LDKC2Tuple_usizeTransactionZ*)(owner & ~1);
+       LDKC2Tuple_usizeTransactionZ* owner_conv = (LDKC2Tuple_usizeTransactionZ*)untag_ptr(owner);
        int64_t ret_conv = C2Tuple_usizeTransactionZ_get_a(owner_conv);
        return ret_conv;
 }
@@ -3247,7 +3876,7 @@ static inline struct LDKTransaction C2Tuple_usizeTransactionZ_get_b(LDKC2Tuple_u
        return owner->b;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_usizeTransactionZ* owner_conv = (LDKC2Tuple_usizeTransactionZ*)(owner & ~1);
+       LDKC2Tuple_usizeTransactionZ* owner_conv = (LDKC2Tuple_usizeTransactionZ*)untag_ptr(owner);
        LDKTransaction ret_var = C2Tuple_usizeTransactionZ_get_b(owner_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -3261,38 +3890,39 @@ static inline LDKCVec_C2Tuple_usizeTransactionZZ CVec_C2Tuple_usizeTransactionZZ
        }
        return ret;
 }
-static inline LDKCVec_TxidZ CVec_TxidZ_clone(const LDKCVec_TxidZ *orig) {
-       LDKCVec_TxidZ ret = { .data = MALLOC(sizeof(LDKThirtyTwoBytes) * orig->datalen, "LDKCVec_TxidZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = ThirtyTwoBytes_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static inline void CResult_NoneChannelMonitorUpdateErrZ_get_ok(LDKCResult_NoneChannelMonitorUpdateErrZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return *owner->contents.result;
+static inline struct LDKThirtyTwoBytes C2Tuple_TxidBlockHashZ_get_a(LDKC2Tuple_TxidBlockHashZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
 }
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* owner_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(owner & ~1);
-       CResult_NoneChannelMonitorUpdateErrZ_get_ok(owner_conv);
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidBlockHashZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_TxidBlockHashZ* owner_conv = (LDKC2Tuple_TxidBlockHashZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_TxidBlockHashZ_get_a(owner_conv).data);
+       return ret_arr;
 }
 
-static inline enum LDKChannelMonitorUpdateErr CResult_NoneChannelMonitorUpdateErrZ_get_err(LDKCResult_NoneChannelMonitorUpdateErrZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return ChannelMonitorUpdateErr_clone(&*owner->contents.err);
+static inline struct LDKThirtyTwoBytes C2Tuple_TxidBlockHashZ_get_b(LDKC2Tuple_TxidBlockHashZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->b);
 }
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* owner_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(owner & ~1);
-       jclass ret_conv = LDKChannelMonitorUpdateErr_to_java(env, CResult_NoneChannelMonitorUpdateErrZ_get_err(owner_conv));
-       return ret_conv;
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidBlockHashZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_TxidBlockHashZ* owner_conv = (LDKC2Tuple_TxidBlockHashZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_TxidBlockHashZ_get_b(owner_conv).data);
+       return ret_arr;
 }
 
+static inline LDKCVec_C2Tuple_TxidBlockHashZZ CVec_C2Tuple_TxidBlockHashZZ_clone(const LDKCVec_C2Tuple_TxidBlockHashZZ *orig) {
+       LDKCVec_C2Tuple_TxidBlockHashZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidBlockHashZ) * orig->datalen, "LDKCVec_C2Tuple_TxidBlockHashZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_TxidBlockHashZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
 static jclass LDKMonitorEvent_HTLCEvent_class = NULL;
 static jmethodID LDKMonitorEvent_HTLCEvent_meth = NULL;
 static jclass LDKMonitorEvent_CommitmentTxConfirmed_class = NULL;
 static jmethodID LDKMonitorEvent_CommitmentTxConfirmed_meth = NULL;
-static jclass LDKMonitorEvent_UpdateCompleted_class = NULL;
-static jmethodID LDKMonitorEvent_UpdateCompleted_meth = NULL;
+static jclass LDKMonitorEvent_Completed_class = NULL;
+static jmethodID LDKMonitorEvent_Completed_meth = NULL;
 static jclass LDKMonitorEvent_UpdateFailed_class = NULL;
 static jmethodID LDKMonitorEvent_UpdateFailed_meth = NULL;
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKMonitorEvent_init (JNIEnv *env, jclass clz) {
@@ -3306,11 +3936,11 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKMonitorEvent_init (JNI
        CHECK(LDKMonitorEvent_CommitmentTxConfirmed_class != NULL);
        LDKMonitorEvent_CommitmentTxConfirmed_meth = (*env)->GetMethodID(env, LDKMonitorEvent_CommitmentTxConfirmed_class, "<init>", "(J)V");
        CHECK(LDKMonitorEvent_CommitmentTxConfirmed_meth != NULL);
-       LDKMonitorEvent_UpdateCompleted_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKMonitorEvent$UpdateCompleted"));
-       CHECK(LDKMonitorEvent_UpdateCompleted_class != NULL);
-       LDKMonitorEvent_UpdateCompleted_meth = (*env)->GetMethodID(env, LDKMonitorEvent_UpdateCompleted_class, "<init>", "(JJ)V");
-       CHECK(LDKMonitorEvent_UpdateCompleted_meth != NULL);
+       LDKMonitorEvent_Completed_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKMonitorEvent$Completed"));
+       CHECK(LDKMonitorEvent_Completed_class != NULL);
+       LDKMonitorEvent_Completed_meth = (*env)->GetMethodID(env, LDKMonitorEvent_Completed_class, "<init>", "(JJ)V");
+       CHECK(LDKMonitorEvent_Completed_meth != NULL);
        LDKMonitorEvent_UpdateFailed_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKMonitorEvent$UpdateFailed"));
        CHECK(LDKMonitorEvent_UpdateFailed_class != NULL);
@@ -3318,43 +3948,35 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKMonitorEvent_init (JNI
        CHECK(LDKMonitorEvent_UpdateFailed_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMonitorEvent_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKMonitorEvent *obj = (LDKMonitorEvent*)(ptr & ~1);
+       LDKMonitorEvent *obj = (LDKMonitorEvent*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKMonitorEvent_HTLCEvent: {
                        LDKHTLCUpdate htlc_event_var = obj->htlc_event;
                        int64_t htlc_event_ref = 0;
-                       CHECK((((uintptr_t)htlc_event_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&htlc_event_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_event_var);
-                       htlc_event_ref = (uintptr_t)htlc_event_var.inner & ~1;
+                       htlc_event_ref = tag_ptr(htlc_event_var.inner, false);
                        return (*env)->NewObject(env, LDKMonitorEvent_HTLCEvent_class, LDKMonitorEvent_HTLCEvent_meth, htlc_event_ref);
                }
                case LDKMonitorEvent_CommitmentTxConfirmed: {
                        LDKOutPoint commitment_tx_confirmed_var = obj->commitment_tx_confirmed;
                        int64_t commitment_tx_confirmed_ref = 0;
-                       CHECK((((uintptr_t)commitment_tx_confirmed_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&commitment_tx_confirmed_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_confirmed_var);
-                       commitment_tx_confirmed_ref = (uintptr_t)commitment_tx_confirmed_var.inner & ~1;
+                       commitment_tx_confirmed_ref = tag_ptr(commitment_tx_confirmed_var.inner, false);
                        return (*env)->NewObject(env, LDKMonitorEvent_CommitmentTxConfirmed_class, LDKMonitorEvent_CommitmentTxConfirmed_meth, commitment_tx_confirmed_ref);
                }
-               case LDKMonitorEvent_UpdateCompleted: {
-                       LDKOutPoint funding_txo_var = obj->update_completed.funding_txo;
+               case LDKMonitorEvent_Completed: {
+                       LDKOutPoint funding_txo_var = obj->completed.funding_txo;
                        int64_t funding_txo_ref = 0;
-                       CHECK((((uintptr_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
-                       funding_txo_ref = (uintptr_t)funding_txo_var.inner & ~1;
-                       int64_t monitor_update_id_conv = obj->update_completed.monitor_update_id;
-                       return (*env)->NewObject(env, LDKMonitorEvent_UpdateCompleted_class, LDKMonitorEvent_UpdateCompleted_meth, funding_txo_ref, monitor_update_id_conv);
+                       funding_txo_ref = tag_ptr(funding_txo_var.inner, false);
+                       int64_t monitor_update_id_conv = obj->completed.monitor_update_id;
+                       return (*env)->NewObject(env, LDKMonitorEvent_Completed_class, LDKMonitorEvent_Completed_meth, funding_txo_ref, monitor_update_id_conv);
                }
                case LDKMonitorEvent_UpdateFailed: {
                        LDKOutPoint update_failed_var = obj->update_failed;
                        int64_t update_failed_ref = 0;
-                       CHECK((((uintptr_t)update_failed_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&update_failed_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_failed_var);
-                       update_failed_ref = (uintptr_t)update_failed_var.inner & ~1;
+                       update_failed_ref = tag_ptr(update_failed_var.inner, false);
                        return (*env)->NewObject(env, LDKMonitorEvent_UpdateFailed_class, LDKMonitorEvent_UpdateFailed_meth, update_failed_ref);
                }
                default: abort();
@@ -3368,19 +3990,16 @@ static inline LDKCVec_MonitorEventZ CVec_MonitorEventZ_clone(const LDKCVec_Monit
        return ret;
 }
 static inline struct LDKOutPoint C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_get_a(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ *NONNULL_PTR owner){
-       return OutPoint_clone(&owner->a);
+       LDKOutPoint ret = owner->a;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1MonitorEventZPublicKeyZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* owner_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(owner & ~1);
+       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* owner_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)untag_ptr(owner);
        LDKOutPoint ret_var = C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_get_a(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3388,7 +4007,7 @@ static inline struct LDKCVec_MonitorEventZ C3Tuple_OutPointCVec_MonitorEventZPub
        return CVec_MonitorEventZ_clone(&owner->b);
 }
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1MonitorEventZPublicKeyZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* owner_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(owner & ~1);
+       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* owner_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)untag_ptr(owner);
        LDKCVec_MonitorEventZ ret_var = C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_get_b(owner_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -3396,7 +4015,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKMonitorEvent *ret_conv_14_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
                *ret_conv_14_copy = ret_var.data[o];
-               int64_t ret_conv_14_ref = (uintptr_t)ret_conv_14_copy;
+               int64_t ret_conv_14_ref = tag_ptr(ret_conv_14_copy, true);
                ret_arr_ptr[o] = ret_conv_14_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -3408,7 +4027,7 @@ static inline struct LDKPublicKey C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_g
        return owner->c;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1MonitorEventZPublicKeyZ_1get_1c(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* owner_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(owner & ~1);
+       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* owner_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_get_c(owner_conv).compressed_form);
        return ret_arr;
@@ -3421,52 +4040,17 @@ static inline LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ CVec_C3Tuple
        }
        return ret;
 }
-static jclass LDKCOption_C2Tuple_usizeTransactionZZ_Some_class = NULL;
-static jmethodID LDKCOption_C2Tuple_usizeTransactionZZ_Some_meth = NULL;
-static jclass LDKCOption_C2Tuple_usizeTransactionZZ_None_class = NULL;
-static jmethodID LDKCOption_C2Tuple_usizeTransactionZZ_None_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1C2Tuple_1usizeTransactionZZ_init (JNIEnv *env, jclass clz) {
-       LDKCOption_C2Tuple_usizeTransactionZZ_Some_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_C2Tuple_usizeTransactionZZ$Some"));
-       CHECK(LDKCOption_C2Tuple_usizeTransactionZZ_Some_class != NULL);
-       LDKCOption_C2Tuple_usizeTransactionZZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_C2Tuple_usizeTransactionZZ_Some_class, "<init>", "(J)V");
-       CHECK(LDKCOption_C2Tuple_usizeTransactionZZ_Some_meth != NULL);
-       LDKCOption_C2Tuple_usizeTransactionZZ_None_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_C2Tuple_usizeTransactionZZ$None"));
-       CHECK(LDKCOption_C2Tuple_usizeTransactionZZ_None_class != NULL);
-       LDKCOption_C2Tuple_usizeTransactionZZ_None_meth = (*env)->GetMethodID(env, LDKCOption_C2Tuple_usizeTransactionZZ_None_class, "<init>", "()V");
-       CHECK(LDKCOption_C2Tuple_usizeTransactionZZ_None_meth != NULL);
-}
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1C2Tuple_1usizeTransactionZZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_C2Tuple_usizeTransactionZZ *obj = (LDKCOption_C2Tuple_usizeTransactionZZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_C2Tuple_usizeTransactionZZ_Some: {
-                       LDKC2Tuple_usizeTransactionZ* some_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
-                       *some_conv = obj->some;
-                       *some_conv = C2Tuple_usizeTransactionZ_clone(some_conv);
-                       return (*env)->NewObject(env, LDKCOption_C2Tuple_usizeTransactionZZ_Some_class, LDKCOption_C2Tuple_usizeTransactionZZ_Some_meth, ((int64_t)some_conv));
-               }
-               case LDKCOption_C2Tuple_usizeTransactionZZ_None: {
-                       return (*env)->NewObject(env, LDKCOption_C2Tuple_usizeTransactionZZ_None_class, LDKCOption_C2Tuple_usizeTransactionZZ_None_meth);
-               }
-               default: abort();
-       }
-}
 static inline struct LDKFixedPenaltyScorer CResult_FixedPenaltyScorerDecodeErrorZ_get_ok(LDKCResult_FixedPenaltyScorerDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return FixedPenaltyScorer_clone(&*owner->contents.result);
+       LDKFixedPenaltyScorer ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_FixedPenaltyScorerDecodeErrorZ* owner_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(owner & ~1);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* owner_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)untag_ptr(owner);
        LDKFixedPenaltyScorer ret_var = CResult_FixedPenaltyScorerDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3475,16 +4059,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_FixedPenaltyScorerDecodeErrorZ* owner_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_FixedPenaltyScorerDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* owner_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_FixedPenaltyScorerDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -3492,7 +4070,7 @@ static inline uint64_t C2Tuple_u64u64Z_get_a(LDKC2Tuple_u64u64Z *NONNULL_PTR own
        return owner->a;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_u64u64Z* owner_conv = (LDKC2Tuple_u64u64Z*)(owner & ~1);
+       LDKC2Tuple_u64u64Z* owner_conv = (LDKC2Tuple_u64u64Z*)untag_ptr(owner);
        int64_t ret_conv = C2Tuple_u64u64Z_get_a(owner_conv);
        return ret_conv;
 }
@@ -3501,7 +4079,7 @@ static inline uint64_t C2Tuple_u64u64Z_get_b(LDKC2Tuple_u64u64Z *NONNULL_PTR own
        return owner->b;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_u64u64Z* owner_conv = (LDKC2Tuple_u64u64Z*)(owner & ~1);
+       LDKC2Tuple_u64u64Z* owner_conv = (LDKC2Tuple_u64u64Z*)untag_ptr(owner);
        int64_t ret_conv = C2Tuple_u64u64Z_get_b(owner_conv);
        return ret_conv;
 }
@@ -3523,13 +4101,13 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1C2Tuple_1u64u
        CHECK(LDKCOption_C2Tuple_u64u64ZZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1C2Tuple_1u64u64ZZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_C2Tuple_u64u64ZZ *obj = (LDKCOption_C2Tuple_u64u64ZZ*)(ptr & ~1);
+       LDKCOption_C2Tuple_u64u64ZZ *obj = (LDKCOption_C2Tuple_u64u64ZZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_C2Tuple_u64u64ZZ_Some: {
                        LDKC2Tuple_u64u64Z* some_conv = MALLOC(sizeof(LDKC2Tuple_u64u64Z), "LDKC2Tuple_u64u64Z");
                        *some_conv = obj->some;
                        *some_conv = C2Tuple_u64u64Z_clone(some_conv);
-                       return (*env)->NewObject(env, LDKCOption_C2Tuple_u64u64ZZ_Some_class, LDKCOption_C2Tuple_u64u64ZZ_Some_meth, ((int64_t)some_conv));
+                       return (*env)->NewObject(env, LDKCOption_C2Tuple_u64u64ZZ_Some_class, LDKCOption_C2Tuple_u64u64ZZ_Some_meth, tag_ptr(some_conv, true));
                }
                case LDKCOption_C2Tuple_u64u64ZZ_None: {
                        return (*env)->NewObject(env, LDKCOption_C2Tuple_u64u64ZZ_None_class, LDKCOption_C2Tuple_u64u64ZZ_None_meth);
@@ -3579,13 +4157,8 @@ void log_LDKLogger_jcall(const void* this_arg, const LDKRecord * record) {
        LDKRecord record_var = *record;
        int64_t record_ref = 0;
        record_var = Record_clone(&record_var);
-       CHECK((((uintptr_t)record_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&record_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(record_var);
-       record_ref = (uintptr_t)record_var.inner;
-       if (record_var.is_owned) {
-               record_ref |= 1;
-       }
+       record_ref = tag_ptr(record_var.inner, record_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->log_meth, record_ref);
@@ -3621,20 +4194,19 @@ static inline LDKLogger LDKLogger_init (JNIEnv *env, jclass clz, jobject o) {
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKLogger_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKLogger *res_ptr = MALLOC(sizeof(LDKLogger), "LDKLogger");
        *res_ptr = LDKLogger_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
-static inline struct LDKProbabilisticScorer *CResult_ProbabilisticScorerDecodeErrorZ_get_ok(LDKCResult_ProbabilisticScorerDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return &*owner->contents.result;
+static inline struct LDKProbabilisticScorer CResult_ProbabilisticScorerDecodeErrorZ_get_ok(LDKCResult_ProbabilisticScorerDecodeErrorZ *NONNULL_PTR owner){
+       LDKProbabilisticScorer ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ProbabilisticScorerDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ProbabilisticScorerDecodeErrorZ* owner_conv = (LDKCResult_ProbabilisticScorerDecodeErrorZ*)(owner & ~1);
-       LDKProbabilisticScorer ret_var = *CResult_ProbabilisticScorerDecodeErrorZ_get_ok(owner_conv);
+       LDKCResult_ProbabilisticScorerDecodeErrorZ* owner_conv = (LDKCResult_ProbabilisticScorerDecodeErrorZ*)untag_ptr(owner);
+       LDKProbabilisticScorer ret_var = CResult_ProbabilisticScorerDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3643,34 +4215,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ProbabilisticScorerDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ProbabilisticScorerDecodeErrorZ* owner_conv = (LDKCResult_ProbabilisticScorerDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ProbabilisticScorerDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ProbabilisticScorerDecodeErrorZ* owner_conv = (LDKCResult_ProbabilisticScorerDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ProbabilisticScorerDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKInitFeatures CResult_InitFeaturesDecodeErrorZ_get_ok(LDKCResult_InitFeaturesDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return InitFeatures_clone(&*owner->contents.result);
+       LDKInitFeatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InitFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKCResult_InitFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)untag_ptr(owner);
        LDKInitFeatures ret_var = CResult_InitFeaturesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3679,34 +4241,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InitFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_InitFeaturesDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_InitFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_InitFeaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelFeatures CResult_ChannelFeaturesDecodeErrorZ_get_ok(LDKCResult_ChannelFeaturesDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelFeatures_clone(&*owner->contents.result);
+       LDKChannelFeatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)untag_ptr(owner);
        LDKChannelFeatures ret_var = CResult_ChannelFeaturesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3715,34 +4267,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelFeaturesDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelFeaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKNodeFeatures CResult_NodeFeaturesDecodeErrorZ_get_ok(LDKCResult_NodeFeaturesDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return NodeFeatures_clone(&*owner->contents.result);
+       LDKNodeFeatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKCResult_NodeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)untag_ptr(owner);
        LDKNodeFeatures ret_var = CResult_NodeFeaturesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3751,34 +4293,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NodeFeaturesDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NodeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NodeFeaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKInvoiceFeatures CResult_InvoiceFeaturesDecodeErrorZ_get_ok(LDKCResult_InvoiceFeaturesDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return InvoiceFeatures_clone(&*owner->contents.result);
+       LDKInvoiceFeatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKCResult_InvoiceFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)untag_ptr(owner);
        LDKInvoiceFeatures ret_var = CResult_InvoiceFeaturesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3787,34 +4319,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_InvoiceFeaturesDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_InvoiceFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_InvoiceFeaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelTypeFeatures CResult_ChannelTypeFeaturesDecodeErrorZ_get_ok(LDKCResult_ChannelTypeFeaturesDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelTypeFeatures_clone(&*owner->contents.result);
+       LDKChannelTypeFeatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)untag_ptr(owner);
        LDKChannelTypeFeatures ret_var = CResult_ChannelTypeFeaturesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3823,34 +4345,76 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelTypeFeaturesDecodeErrorZ_get_err(owner_conv);
+       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* owner_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelTypeFeaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKOfferFeatures CResult_OfferFeaturesDecodeErrorZ_get_ok(LDKCResult_OfferFeaturesDecodeErrorZ *NONNULL_PTR owner){
+       LDKOfferFeatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_OfferFeaturesDecodeErrorZ* owner_conv = (LDKCResult_OfferFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKOfferFeatures ret_var = CResult_OfferFeaturesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_OfferFeaturesDecodeErrorZ_get_err(LDKCResult_OfferFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_OfferFeaturesDecodeErrorZ* owner_conv = (LDKCResult_OfferFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_OfferFeaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKInvoiceRequestFeatures CResult_InvoiceRequestFeaturesDecodeErrorZ_get_ok(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ *NONNULL_PTR owner){
+       LDKInvoiceRequestFeatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceRequestFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKInvoiceRequestFeatures ret_var = CResult_InvoiceRequestFeaturesDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_InvoiceRequestFeaturesDecodeErrorZ_get_err(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* owner_conv = (LDKCResult_InvoiceRequestFeaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_InvoiceRequestFeaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKNodeId CResult_NodeIdDecodeErrorZ_get_ok(LDKCResult_NodeIdDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return NodeId_clone(&*owner->contents.result);
+       LDKNodeId ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeIdDecodeErrorZ* owner_conv = (LDKCResult_NodeIdDecodeErrorZ*)(owner & ~1);
+       LDKCResult_NodeIdDecodeErrorZ* owner_conv = (LDKCResult_NodeIdDecodeErrorZ*)untag_ptr(owner);
        LDKNodeId ret_var = CResult_NodeIdDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -3859,16 +4423,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeIdDecodeErrorZ* owner_conv = (LDKCResult_NodeIdDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NodeIdDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NodeIdDecodeErrorZ* owner_conv = (LDKCResult_NodeIdDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NodeIdDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -3877,10 +4435,10 @@ CHECK(owner->result_ok);
        return COption_NetworkUpdateZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* owner_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(owner & ~1);
+       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* owner_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)untag_ptr(owner);
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = CResult_COption_NetworkUpdateZDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -3889,16 +4447,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* owner_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_COption_NetworkUpdateZDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* owner_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_COption_NetworkUpdateZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -3944,10 +4496,10 @@ LDKCResult_TxOutAccessErrorZ get_utxo_LDKAccess_jcall(const void* this_arg, cons
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to get_utxo in LDKAccess from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_TxOutAccessErrorZ ret_conv = *(LDKCResult_TxOutAccessErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -3977,11 +4529,11 @@ static inline LDKAccess LDKAccess_init (JNIEnv *env, jclass clz, jobject o) {
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKAccess_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKAccess *res_ptr = MALLOC(sizeof(LDKAccess), "LDKAccess");
        *res_ptr = LDKAccess_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Access_1get_1utxo(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray genesis_hash, int64_t short_channel_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKAccess* this_arg_conv = (LDKAccess*)this_arg_ptr;
        unsigned char genesis_hash_arr[32];
        CHECK((*env)->GetArrayLength(env, genesis_hash) == 32);
@@ -3989,7 +4541,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Access_1get_1utxo(JNIEnv *e
        unsigned char (*genesis_hash_ref)[32] = &genesis_hash_arr;
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = (this_arg_conv->get_utxo)(this_arg_conv->this_arg, genesis_hash_ref, short_channel_id);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 static jclass LDKCOption_AccessZ_Some_class = NULL;
@@ -4009,7 +4561,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1AccessZ_init
        CHECK(LDKCOption_AccessZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1AccessZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_AccessZ *obj = (LDKCOption_AccessZ*)(ptr & ~1);
+       LDKCOption_AccessZ *obj = (LDKCOption_AccessZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_AccessZ_Some: {
                        LDKAccess* some_ret = MALLOC(sizeof(LDKAccess), "LDKAccess");
@@ -4019,7 +4571,7 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1AccessZ_1ref_1f
                                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                                LDKAccess_JCalls_cloned(&(*some_ret));
                        }
-                       return (*env)->NewObject(env, LDKCOption_AccessZ_Some_class, LDKCOption_AccessZ_Some_meth, (int64_t)some_ret);
+                       return (*env)->NewObject(env, LDKCOption_AccessZ_Some_class, LDKCOption_AccessZ_Some_meth, tag_ptr(some_ret, true));
                }
                case LDKCOption_AccessZ_None: {
                        return (*env)->NewObject(env, LDKCOption_AccessZ_None_class, LDKCOption_AccessZ_None_meth);
@@ -4032,136 +4584,132 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_boolLightningErrorZ* owner_conv = (LDKCResult_boolLightningErrorZ*)(owner & ~1);
+       LDKCResult_boolLightningErrorZ* owner_conv = (LDKCResult_boolLightningErrorZ*)untag_ptr(owner);
        jboolean ret_conv = CResult_boolLightningErrorZ_get_ok(owner_conv);
        return ret_conv;
 }
 
 static inline struct LDKLightningError CResult_boolLightningErrorZ_get_err(LDKCResult_boolLightningErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return LightningError_clone(&*owner->contents.err);
+       LDKLightningError ret = *owner->contents.err;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_boolLightningErrorZ* owner_conv = (LDKCResult_boolLightningErrorZ*)(owner & ~1);
+       LDKCResult_boolLightningErrorZ* owner_conv = (LDKCResult_boolLightningErrorZ*)untag_ptr(owner);
        LDKLightningError ret_var = CResult_boolLightningErrorZ_get_err(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 static inline struct LDKChannelAnnouncement C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR owner){
-       return ChannelAnnouncement_clone(&owner->a);
+       LDKChannelAnnouncement ret = owner->a;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(owner & ~1);
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)untag_ptr(owner);
        LDKChannelAnnouncement ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_a(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 static inline struct LDKChannelUpdate C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR owner){
-       return ChannelUpdate_clone(&owner->b);
+       LDKChannelUpdate ret = owner->b;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(owner & ~1);
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)untag_ptr(owner);
        LDKChannelUpdate ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_b(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 static inline struct LDKChannelUpdate C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR owner){
-       return ChannelUpdate_clone(&owner->c);
+       LDKChannelUpdate ret = owner->c;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1get_1c(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(owner & ~1);
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* owner_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)untag_ptr(owner);
        LDKChannelUpdate ret_var = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_get_c(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_clone(const LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *orig) {
-       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret = { .data = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ) * orig->datalen, "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(&orig->data[i]);
-       }
-       return ret;
+static jclass LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_class = NULL;
+static jmethodID LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_meth = NULL;
+static jclass LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_class = NULL;
+static jmethodID LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ$Some"));
+       CHECK(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_class != NULL);
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_meth != NULL);
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ$None"));
+       CHECK(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_class != NULL);
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_meth = (*env)->GetMethodID(env, LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_meth != NULL);
 }
-static inline LDKCVec_NodeAnnouncementZ CVec_NodeAnnouncementZ_clone(const LDKCVec_NodeAnnouncementZ *orig) {
-       LDKCVec_NodeAnnouncementZ ret = { .data = MALLOC(sizeof(LDKNodeAnnouncement) * orig->datalen, "LDKCVec_NodeAnnouncementZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = NodeAnnouncement_clone(&orig->data[i]);
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *obj = (LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some: {
+                       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* some_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
+                       *some_conv = obj->some;
+                       *some_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(some_conv);
+                       return (*env)->NewObject(env, LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_class, LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_Some_meth, tag_ptr(some_conv, true));
+               }
+               case LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_class, LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_None_meth);
+               }
+               default: abort();
        }
-       return ret;
 }
 static inline void CResult_NoneLightningErrorZ_get_ok(LDKCResult_NoneLightningErrorZ *NONNULL_PTR owner){
 CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneLightningErrorZ* owner_conv = (LDKCResult_NoneLightningErrorZ*)(owner & ~1);
+       LDKCResult_NoneLightningErrorZ* owner_conv = (LDKCResult_NoneLightningErrorZ*)untag_ptr(owner);
        CResult_NoneLightningErrorZ_get_ok(owner_conv);
 }
 
 static inline struct LDKLightningError CResult_NoneLightningErrorZ_get_err(LDKCResult_NoneLightningErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return LightningError_clone(&*owner->contents.err);
+       LDKLightningError ret = *owner->contents.err;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneLightningErrorZ* owner_conv = (LDKCResult_NoneLightningErrorZ*)(owner & ~1);
+       LDKCResult_NoneLightningErrorZ* owner_conv = (LDKCResult_NoneLightningErrorZ*)untag_ptr(owner);
        LDKLightningError ret_var = CResult_NoneLightningErrorZ_get_err(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 static inline struct LDKChannelUpdateInfo CResult_ChannelUpdateInfoDecodeErrorZ_get_ok(LDKCResult_ChannelUpdateInfoDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelUpdateInfo_clone(&*owner->contents.result);
+       LDKChannelUpdateInfo ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelUpdateInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)untag_ptr(owner);
        LDKChannelUpdateInfo ret_var = CResult_ChannelUpdateInfoDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4170,34 +4718,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelUpdateInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelUpdateInfoDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelUpdateInfoDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelInfo CResult_ChannelInfoDecodeErrorZ_get_ok(LDKCResult_ChannelInfoDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelInfo_clone(&*owner->contents.result);
+       LDKChannelInfo ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)untag_ptr(owner);
        LDKChannelInfo ret_var = CResult_ChannelInfoDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4206,34 +4744,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelInfoDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelInfoDecodeErrorZ* owner_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelInfoDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKRoutingFees CResult_RoutingFeesDecodeErrorZ_get_ok(LDKCResult_RoutingFeesDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return RoutingFees_clone(&*owner->contents.result);
+       LDKRoutingFees ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RoutingFeesDecodeErrorZ* owner_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(owner & ~1);
+       LDKCResult_RoutingFeesDecodeErrorZ* owner_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)untag_ptr(owner);
        LDKRoutingFees ret_var = CResult_RoutingFeesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4242,16 +4770,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RoutingFeesDecodeErrorZ* owner_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_RoutingFeesDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_RoutingFeesDecodeErrorZ* owner_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_RoutingFeesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -4293,7 +4815,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKNetAddress_init (JNIEn
        CHECK(LDKNetAddress_Hostname_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKNetAddress_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKNetAddress *obj = (LDKNetAddress*)(ptr & ~1);
+       LDKNetAddress *obj = (LDKNetAddress*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKNetAddress_IPv4: {
                        int8_tArray addr_arr = (*env)->NewByteArray(env, 4);
@@ -4323,10 +4845,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKNetAddress_1ref_1from_1p
                case LDKNetAddress_Hostname: {
                        LDKHostname hostname_var = obj->hostname.hostname;
                        int64_t hostname_ref = 0;
-                       CHECK((((uintptr_t)hostname_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&hostname_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(hostname_var);
-                       hostname_ref = (uintptr_t)hostname_var.inner & ~1;
+                       hostname_ref = tag_ptr(hostname_var.inner, false);
                        int16_t port_conv = obj->hostname.port;
                        return (*env)->NewObject(env, LDKNetAddress_Hostname_class, LDKNetAddress_Hostname_meth, hostname_ref, port_conv);
                }
@@ -4341,20 +4861,16 @@ static inline LDKCVec_NetAddressZ CVec_NetAddressZ_clone(const LDKCVec_NetAddres
        return ret;
 }
 static inline struct LDKNodeAnnouncementInfo CResult_NodeAnnouncementInfoDecodeErrorZ_get_ok(LDKCResult_NodeAnnouncementInfoDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return NodeAnnouncementInfo_clone(&*owner->contents.result);
+       LDKNodeAnnouncementInfo ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(owner & ~1);
+       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)untag_ptr(owner);
        LDKNodeAnnouncementInfo ret_var = CResult_NodeAnnouncementInfoDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4363,34 +4879,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NodeAnnouncementInfoDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NodeAnnouncementInfoDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKNodeAlias CResult_NodeAliasDecodeErrorZ_get_ok(LDKCResult_NodeAliasDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return NodeAlias_clone(&*owner->contents.result);
+       LDKNodeAlias ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeAliasDecodeErrorZ* owner_conv = (LDKCResult_NodeAliasDecodeErrorZ*)(owner & ~1);
+       LDKCResult_NodeAliasDecodeErrorZ* owner_conv = (LDKCResult_NodeAliasDecodeErrorZ*)untag_ptr(owner);
        LDKNodeAlias ret_var = CResult_NodeAliasDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4399,34 +4905,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeAliasDecodeErrorZ* owner_conv = (LDKCResult_NodeAliasDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NodeAliasDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NodeAliasDecodeErrorZ* owner_conv = (LDKCResult_NodeAliasDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NodeAliasDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKNodeInfo CResult_NodeInfoDecodeErrorZ_get_ok(LDKCResult_NodeInfoDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return NodeInfo_clone(&*owner->contents.result);
+       LDKNodeInfo ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(owner & ~1);
+       LDKCResult_NodeInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeInfoDecodeErrorZ*)untag_ptr(owner);
        LDKNodeInfo ret_var = CResult_NodeInfoDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4435,31 +4931,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NodeInfoDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NodeInfoDecodeErrorZ* owner_conv = (LDKCResult_NodeInfoDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NodeInfoDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline struct LDKNetworkGraph *CResult_NetworkGraphDecodeErrorZ_get_ok(LDKCResult_NetworkGraphDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return &*owner->contents.result;
+static inline struct LDKNetworkGraph CResult_NetworkGraphDecodeErrorZ_get_ok(LDKCResult_NetworkGraphDecodeErrorZ *NONNULL_PTR owner){
+       LDKNetworkGraph ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetworkGraphDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NetworkGraphDecodeErrorZ* owner_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(owner & ~1);
-       LDKNetworkGraph ret_var = *CResult_NetworkGraphDecodeErrorZ_get_ok(owner_conv);
+       LDKCResult_NetworkGraphDecodeErrorZ* owner_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)untag_ptr(owner);
+       LDKNetworkGraph ret_var = CResult_NetworkGraphDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4468,16 +4957,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetworkGraphDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NetworkGraphDecodeErrorZ* owner_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NetworkGraphDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NetworkGraphDecodeErrorZ* owner_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NetworkGraphDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -4498,7 +4981,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1CVec_1NetAddr
        CHECK(LDKCOption_CVec_NetAddressZZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1CVec_1NetAddressZZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_CVec_NetAddressZZ *obj = (LDKCOption_CVec_NetAddressZZ*)(ptr & ~1);
+       LDKCOption_CVec_NetAddressZZ *obj = (LDKCOption_CVec_NetAddressZZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_CVec_NetAddressZZ_Some: {
                        LDKCVec_NetAddressZ some_var = obj->some;
@@ -4506,7 +4989,7 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1CVec_1NetAddres
                        some_arr = (*env)->NewLongArray(env, some_var.datalen);
                        int64_t *some_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, some_arr, NULL);
                        for (size_t m = 0; m < some_var.datalen; m++) {
-                               int64_t some_conv_12_ref = ((uintptr_t)&some_var.data[m]) | 1;
+                               int64_t some_conv_12_ref = tag_ptr(&some_var.data[m], false);
                                some_arr_ptr[m] = some_conv_12_ref;
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, some_arr, some_arr_ptr, 0);
@@ -4519,20 +5002,16 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1CVec_1NetAddres
        }
 }
 static inline struct LDKDelayedPaymentOutputDescriptor CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_ok(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return DelayedPaymentOutputDescriptor_clone(&*owner->contents.result);
+       LDKDelayedPaymentOutputDescriptor ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(owner);
        LDKDelayedPaymentOutputDescriptor ret_var = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4541,34 +5020,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKStaticPaymentOutputDescriptor CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_ok(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return StaticPaymentOutputDescriptor_clone(&*owner->contents.result);
+       LDKStaticPaymentOutputDescriptor ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(owner);
        LDKStaticPaymentOutputDescriptor ret_var = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -4577,16 +5046,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -4595,10 +5058,10 @@ CHECK(owner->result_ok);
        return SpendableOutputDescriptor_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(owner & ~1);
+       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)untag_ptr(owner);
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = CResult_SpendableOutputDescriptorDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -4607,16 +5070,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_SpendableOutputDescriptorDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* owner_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_SpendableOutputDescriptorDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -4631,7 +5088,7 @@ static inline struct LDKSignature C2Tuple_SignatureCVec_SignatureZZ_get_a(LDKC2T
        return owner->a;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_SignatureCVec_SignatureZZ* owner_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(owner & ~1);
+       LDKC2Tuple_SignatureCVec_SignatureZZ* owner_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, C2Tuple_SignatureCVec_SignatureZZ_get_a(owner_conv).compact_form);
        return ret_arr;
@@ -4641,7 +5098,7 @@ static inline struct LDKCVec_SignatureZ C2Tuple_SignatureCVec_SignatureZZ_get_b(
        return owner->b;
 }
 JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_SignatureCVec_SignatureZZ* owner_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(owner & ~1);
+       LDKC2Tuple_SignatureCVec_SignatureZZ* owner_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)untag_ptr(owner);
        LDKCVec_SignatureZ ret_var = C2Tuple_SignatureCVec_SignatureZZ_get_b(owner_conv);
        jobjectArray ret_arr = NULL;
        ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
@@ -4660,10 +5117,10 @@ CHECK(owner->result_ok);
        return C2Tuple_SignatureCVec_SignatureZZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(owner & ~1);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)untag_ptr(owner);
        LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_ok(owner_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 static inline void CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_err(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *NONNULL_PTR owner){
@@ -4671,7 +5128,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(owner & ~1);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)untag_ptr(owner);
        CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_get_err(owner_conv);
 }
 
@@ -4680,7 +5137,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SignatureNoneZ* owner_conv = (LDKCResult_SignatureNoneZ*)(owner & ~1);
+       LDKCResult_SignatureNoneZ* owner_conv = (LDKCResult_SignatureNoneZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, CResult_SignatureNoneZ_get_ok(owner_conv).compact_form);
        return ret_arr;
@@ -4691,7 +5148,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SignatureNoneZ* owner_conv = (LDKCResult_SignatureNoneZ*)(owner & ~1);
+       LDKCResult_SignatureNoneZ* owner_conv = (LDKCResult_SignatureNoneZ*)untag_ptr(owner);
        CResult_SignatureNoneZ_get_err(owner_conv);
 }
 
@@ -4699,7 +5156,7 @@ static inline struct LDKSignature C2Tuple_SignatureSignatureZ_get_a(LDKC2Tuple_S
        return owner->a;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureSignatureZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_SignatureSignatureZ* owner_conv = (LDKC2Tuple_SignatureSignatureZ*)(owner & ~1);
+       LDKC2Tuple_SignatureSignatureZ* owner_conv = (LDKC2Tuple_SignatureSignatureZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, C2Tuple_SignatureSignatureZ_get_a(owner_conv).compact_form);
        return ret_arr;
@@ -4709,7 +5166,7 @@ static inline struct LDKSignature C2Tuple_SignatureSignatureZ_get_b(LDKC2Tuple_S
        return owner->b;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureSignatureZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_SignatureSignatureZ* owner_conv = (LDKC2Tuple_SignatureSignatureZ*)(owner & ~1);
+       LDKC2Tuple_SignatureSignatureZ* owner_conv = (LDKC2Tuple_SignatureSignatureZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, C2Tuple_SignatureSignatureZ_get_b(owner_conv).compact_form);
        return ret_arr;
@@ -4720,10 +5177,10 @@ CHECK(owner->result_ok);
        return C2Tuple_SignatureSignatureZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(owner & ~1);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)untag_ptr(owner);
        LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
        *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_get_ok(owner_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 static inline void CResult_C2Tuple_SignatureSignatureZNoneZ_get_err(LDKCResult_C2Tuple_SignatureSignatureZNoneZ *NONNULL_PTR owner){
@@ -4731,7 +5188,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(owner & ~1);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* owner_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)untag_ptr(owner);
        CResult_C2Tuple_SignatureSignatureZNoneZ_get_err(owner_conv);
 }
 
@@ -4740,7 +5197,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SecretKeyNoneZ* owner_conv = (LDKCResult_SecretKeyNoneZ*)(owner & ~1);
+       LDKCResult_SecretKeyNoneZ* owner_conv = (LDKCResult_SecretKeyNoneZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_SecretKeyNoneZ_get_ok(owner_conv).bytes);
        return ret_arr;
@@ -4751,10 +5208,79 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SecretKeyNoneZ* owner_conv = (LDKCResult_SecretKeyNoneZ*)(owner & ~1);
+       LDKCResult_SecretKeyNoneZ* owner_conv = (LDKCResult_SecretKeyNoneZ*)untag_ptr(owner);
        CResult_SecretKeyNoneZ_get_err(owner_conv);
 }
 
+static inline struct LDKPublicKey CResult_PublicKeyNoneZ_get_ok(LDKCResult_PublicKeyNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PublicKeyNoneZ* owner_conv = (LDKCResult_PublicKeyNoneZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, CResult_PublicKeyNoneZ_get_ok(owner_conv).compressed_form);
+       return ret_arr;
+}
+
+static inline void CResult_PublicKeyNoneZ_get_err(LDKCResult_PublicKeyNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PublicKeyNoneZ* owner_conv = (LDKCResult_PublicKeyNoneZ*)untag_ptr(owner);
+       CResult_PublicKeyNoneZ_get_err(owner_conv);
+}
+
+static jclass LDKCOption_ScalarZ_Some_class = NULL;
+static jmethodID LDKCOption_ScalarZ_Some_meth = NULL;
+static jclass LDKCOption_ScalarZ_None_class = NULL;
+static jmethodID LDKCOption_ScalarZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1ScalarZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_ScalarZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_ScalarZ$Some"));
+       CHECK(LDKCOption_ScalarZ_Some_class != NULL);
+       LDKCOption_ScalarZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_ScalarZ_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_ScalarZ_Some_meth != NULL);
+       LDKCOption_ScalarZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_ScalarZ$None"));
+       CHECK(LDKCOption_ScalarZ_None_class != NULL);
+       LDKCOption_ScalarZ_None_meth = (*env)->GetMethodID(env, LDKCOption_ScalarZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_ScalarZ_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1ScalarZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_ScalarZ *obj = (LDKCOption_ScalarZ*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_ScalarZ_Some: {
+                       LDKBigEndianScalar* some_ref = &obj->some;
+                       return (*env)->NewObject(env, LDKCOption_ScalarZ_Some_class, LDKCOption_ScalarZ_Some_meth, tag_ptr(some_ref, false));
+               }
+               case LDKCOption_ScalarZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_ScalarZ_None_class, LDKCOption_ScalarZ_None_meth);
+               }
+               default: abort();
+       }
+}
+static inline struct LDKThirtyTwoBytes CResult_SharedSecretNoneZ_get_ok(LDKCResult_SharedSecretNoneZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_SharedSecretNoneZ* owner_conv = (LDKCResult_SharedSecretNoneZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_SharedSecretNoneZ_get_ok(owner_conv).data);
+       return ret_arr;
+}
+
+static inline void CResult_SharedSecretNoneZ_get_err(LDKCResult_SharedSecretNoneZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_SharedSecretNoneZ* owner_conv = (LDKCResult_SharedSecretNoneZ*)untag_ptr(owner);
+       CResult_SharedSecretNoneZ_get_err(owner_conv);
+}
+
 typedef struct LDKBaseSign_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
@@ -4770,8 +5296,9 @@ typedef struct LDKBaseSign_JCalls {
        jmethodID sign_justice_revoked_htlc_meth;
        jmethodID sign_counterparty_htlc_transaction_meth;
        jmethodID sign_closing_transaction_meth;
+       jmethodID sign_holder_anchor_input_meth;
        jmethodID sign_channel_announcement_meth;
-       jmethodID ready_channel_meth;
+       jmethodID provide_channel_parameters_meth;
 } LDKBaseSign_JCalls;
 static void LDKBaseSign_JCalls_free(void* this_arg) {
        LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
@@ -4852,13 +5379,8 @@ LDKCResult_NoneNoneZ validate_holder_commitment_LDKBaseSign_jcall(const void* th
        LDKHolderCommitmentTransaction holder_tx_var = *holder_tx;
        int64_t holder_tx_ref = 0;
        holder_tx_var = HolderCommitmentTransaction_clone(&holder_tx_var);
-       CHECK((((uintptr_t)holder_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&holder_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(holder_tx_var);
-       holder_tx_ref = (uintptr_t)holder_tx_var.inner;
-       if (holder_tx_var.is_owned) {
-               holder_tx_ref |= 1;
-       }
+       holder_tx_ref = tag_ptr(holder_tx_var.inner, holder_tx_var.is_owned);
        LDKCVec_PaymentPreimageZ preimages_var = preimages;
        jobjectArray preimages_arr = NULL;
        preimages_arr = (*env)->NewObjectArray(env, preimages_var.datalen, arr_of_B_clz, NULL);
@@ -4877,10 +5399,10 @@ LDKCResult_NoneNoneZ validate_holder_commitment_LDKBaseSign_jcall(const void* th
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to validate_holder_commitment in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -4922,13 +5444,8 @@ LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment_L
        LDKCommitmentTransaction commitment_tx_var = *commitment_tx;
        int64_t commitment_tx_ref = 0;
        commitment_tx_var = CommitmentTransaction_clone(&commitment_tx_var);
-       CHECK((((uintptr_t)commitment_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&commitment_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_var);
-       commitment_tx_ref = (uintptr_t)commitment_tx_var.inner;
-       if (commitment_tx_var.is_owned) {
-               commitment_tx_ref |= 1;
-       }
+       commitment_tx_ref = tag_ptr(commitment_tx_var.inner, commitment_tx_var.is_owned);
        LDKCVec_PaymentPreimageZ preimages_var = preimages;
        jobjectArray preimages_arr = NULL;
        preimages_arr = (*env)->NewObjectArray(env, preimages_var.datalen, arr_of_B_clz, NULL);
@@ -4947,10 +5464,10 @@ LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment_L
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to sign_counterparty_commitment in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -4975,10 +5492,10 @@ LDKCResult_NoneNoneZ validate_counterparty_revocation_LDKBaseSign_jcall(const vo
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to validate_counterparty_revocation in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -4996,13 +5513,8 @@ LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_holder_commitment_and_htl
        LDKHolderCommitmentTransaction commitment_tx_var = *commitment_tx;
        int64_t commitment_tx_ref = 0;
        commitment_tx_var = HolderCommitmentTransaction_clone(&commitment_tx_var);
-       CHECK((((uintptr_t)commitment_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&commitment_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_var);
-       commitment_tx_ref = (uintptr_t)commitment_tx_var.inner;
-       if (commitment_tx_var.is_owned) {
-               commitment_tx_ref |= 1;
-       }
+       commitment_tx_ref = tag_ptr(commitment_tx_var.inner, commitment_tx_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_holder_commitment_and_htlcs_meth, commitment_tx_ref);
@@ -5010,10 +5522,10 @@ LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_holder_commitment_and_htl
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to sign_holder_commitment_and_htlcs in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -5043,10 +5555,10 @@ LDKCResult_SignatureNoneZ sign_justice_revoked_output_LDKBaseSign_jcall(const vo
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to sign_justice_revoked_output in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -5072,13 +5584,8 @@ LDKCResult_SignatureNoneZ sign_justice_revoked_htlc_LDKBaseSign_jcall(const void
        LDKHTLCOutputInCommitment htlc_var = *htlc;
        int64_t htlc_ref = 0;
        htlc_var = HTLCOutputInCommitment_clone(&htlc_var);
-       CHECK((((uintptr_t)htlc_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&htlc_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_var);
-       htlc_ref = (uintptr_t)htlc_var.inner;
-       if (htlc_var.is_owned) {
-               htlc_ref |= 1;
-       }
+       htlc_ref = tag_ptr(htlc_var.inner, htlc_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_justice_revoked_htlc_meth, justice_tx_arr, input_conv, amount_conv, per_commitment_key_arr, htlc_ref);
@@ -5086,10 +5593,10 @@ LDKCResult_SignatureNoneZ sign_justice_revoked_htlc_LDKBaseSign_jcall(const void
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to sign_justice_revoked_htlc in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -5115,13 +5622,8 @@ LDKCResult_SignatureNoneZ sign_counterparty_htlc_transaction_LDKBaseSign_jcall(c
        LDKHTLCOutputInCommitment htlc_var = *htlc;
        int64_t htlc_ref = 0;
        htlc_var = HTLCOutputInCommitment_clone(&htlc_var);
-       CHECK((((uintptr_t)htlc_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&htlc_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_var);
-       htlc_ref = (uintptr_t)htlc_var.inner;
-       if (htlc_var.is_owned) {
-               htlc_ref |= 1;
-       }
+       htlc_ref = tag_ptr(htlc_var.inner, htlc_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_counterparty_htlc_transaction_meth, htlc_tx_arr, input_conv, amount_conv, per_commitment_point_arr, htlc_ref);
@@ -5129,10 +5631,10 @@ LDKCResult_SignatureNoneZ sign_counterparty_htlc_transaction_LDKBaseSign_jcall(c
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to sign_counterparty_htlc_transaction in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -5150,13 +5652,8 @@ LDKCResult_SignatureNoneZ sign_closing_transaction_LDKBaseSign_jcall(const void*
        LDKClosingTransaction closing_tx_var = *closing_tx;
        int64_t closing_tx_ref = 0;
        closing_tx_var = ClosingTransaction_clone(&closing_tx_var);
-       CHECK((((uintptr_t)closing_tx_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&closing_tx_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(closing_tx_var);
-       closing_tx_ref = (uintptr_t)closing_tx_var.inner;
-       if (closing_tx_var.is_owned) {
-               closing_tx_ref |= 1;
-       }
+       closing_tx_ref = tag_ptr(closing_tx_var.inner, closing_tx_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_closing_transaction_meth, closing_tx_ref);
@@ -5164,10 +5661,40 @@ LDKCResult_SignatureNoneZ sign_closing_transaction_LDKBaseSign_jcall(const void*
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to sign_closing_transaction in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKCResult_SignatureNoneZ sign_holder_anchor_input_LDKBaseSign_jcall(const void* this_arg, LDKTransaction anchor_tx, uintptr_t input) {
+       LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKTransaction anchor_tx_var = anchor_tx;
+       int8_tArray anchor_tx_arr = (*env)->NewByteArray(env, anchor_tx_var.datalen);
+       (*env)->SetByteArrayRegion(env, anchor_tx_arr, 0, anchor_tx_var.datalen, anchor_tx_var.data);
+       Transaction_free(anchor_tx_var);
+       int64_t input_conv = input;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_holder_anchor_input_meth, anchor_tx_arr, input_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to sign_holder_anchor_input in LDKBaseSign from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_SignatureNoneZ ret_conv = *(LDKCResult_SignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -5185,13 +5712,8 @@ LDKCResult_C2Tuple_SignatureSignatureZNoneZ sign_channel_announcement_LDKBaseSig
        LDKUnsignedChannelAnnouncement msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = UnsignedChannelAnnouncement_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_channel_announcement_meth, msg_ref);
@@ -5199,16 +5721,16 @@ LDKCResult_C2Tuple_SignatureSignatureZNoneZ sign_channel_announcement_LDKBaseSig
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to sign_channel_announcement in LDKBaseSign from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_C2Tuple_SignatureSignatureZNoneZ ret_conv = *(LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-void ready_channel_LDKBaseSign_jcall(void* this_arg, const LDKChannelTransactionParameters * channel_parameters) {
+void provide_channel_parameters_LDKBaseSign_jcall(void* this_arg, const LDKChannelTransactionParameters * channel_parameters) {
        LDKBaseSign_JCalls *j_calls = (LDKBaseSign_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -5220,19 +5742,14 @@ void ready_channel_LDKBaseSign_jcall(void* this_arg, const LDKChannelTransaction
        LDKChannelTransactionParameters channel_parameters_var = *channel_parameters;
        int64_t channel_parameters_ref = 0;
        channel_parameters_var = ChannelTransactionParameters_clone(&channel_parameters_var);
-       CHECK((((uintptr_t)channel_parameters_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&channel_parameters_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_var);
-       channel_parameters_ref = (uintptr_t)channel_parameters_var.inner;
-       if (channel_parameters_var.is_owned) {
-               channel_parameters_ref |= 1;
-       }
+       channel_parameters_ref = tag_ptr(channel_parameters_var.inner, channel_parameters_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->ready_channel_meth, channel_parameters_ref);
+       (*env)->CallVoidMethod(env, obj, j_calls->provide_channel_parameters_meth, channel_parameters_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to ready_channel in LDKBaseSign from rust threw an exception.");
+               (*env)->FatalError(env, "A call to provide_channel_parameters in LDKBaseSign from rust threw an exception.");
        }
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
@@ -5267,14 +5784,16 @@ static inline LDKBaseSign LDKBaseSign_init (JNIEnv *env, jclass clz, jobject o,
        CHECK(calls->sign_counterparty_htlc_transaction_meth != NULL);
        calls->sign_closing_transaction_meth = (*env)->GetMethodID(env, c, "sign_closing_transaction", "(J)J");
        CHECK(calls->sign_closing_transaction_meth != NULL);
+       calls->sign_holder_anchor_input_meth = (*env)->GetMethodID(env, c, "sign_holder_anchor_input", "([BJ)J");
+       CHECK(calls->sign_holder_anchor_input_meth != NULL);
        calls->sign_channel_announcement_meth = (*env)->GetMethodID(env, c, "sign_channel_announcement", "(J)J");
        CHECK(calls->sign_channel_announcement_meth != NULL);
-       calls->ready_channel_meth = (*env)->GetMethodID(env, c, "ready_channel", "(J)V");
-       CHECK(calls->ready_channel_meth != NULL);
+       calls->provide_channel_parameters_meth = (*env)->GetMethodID(env, c, "provide_channel_parameters", "(J)V");
+       CHECK(calls->provide_channel_parameters_meth != NULL);
 
        LDKChannelPublicKeys pubkeys_conv;
-       pubkeys_conv.inner = (void*)(pubkeys & (~1));
-       pubkeys_conv.is_owned = (pubkeys & 1) || (pubkeys == 0);
+       pubkeys_conv.inner = untag_ptr(pubkeys);
+       pubkeys_conv.is_owned = ptr_is_owned(pubkeys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_conv);
 
        LDKBaseSign ret = {
@@ -5290,8 +5809,9 @@ static inline LDKBaseSign LDKBaseSign_init (JNIEnv *env, jclass clz, jobject o,
                .sign_justice_revoked_htlc = sign_justice_revoked_htlc_LDKBaseSign_jcall,
                .sign_counterparty_htlc_transaction = sign_counterparty_htlc_transaction_LDKBaseSign_jcall,
                .sign_closing_transaction = sign_closing_transaction_LDKBaseSign_jcall,
+               .sign_holder_anchor_input = sign_holder_anchor_input_LDKBaseSign_jcall,
                .sign_channel_announcement = sign_channel_announcement_LDKBaseSign_jcall,
-               .ready_channel = ready_channel_LDKBaseSign_jcall,
+               .provide_channel_parameters = provide_channel_parameters_LDKBaseSign_jcall,
                .free = LDKBaseSign_JCalls_free,
                .pubkeys = pubkeys_conv,
                .set_pubkeys = NULL,
@@ -5301,11 +5821,11 @@ static inline LDKBaseSign LDKBaseSign_init (JNIEnv *env, jclass clz, jobject o,
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKBaseSign_1new(JNIEnv *env, jclass clz, jobject o, int64_t pubkeys) {
        LDKBaseSign *res_ptr = MALLOC(sizeof(LDKBaseSign), "LDKBaseSign");
        *res_ptr = LDKBaseSign_init(env, clz, o, pubkeys);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BaseSign_1get_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_arg, int64_t idx) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, (this_arg_conv->get_per_commitment_point)(this_arg_conv->this_arg, idx).compressed_form);
@@ -5313,8 +5833,8 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BaseSign_1get_1per_1com
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BaseSign_1release_1commitment_1secret(JNIEnv *env, jclass clz, int64_t this_arg, int64_t idx) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, (this_arg_conv->release_commitment_secret)(this_arg_conv->this_arg, idx).data);
@@ -5322,13 +5842,14 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BaseSign_1release_1comm
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1validate_1holder_1commitment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t holder_tx, jobjectArray preimages) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKHolderCommitmentTransaction holder_tx_conv;
-       holder_tx_conv.inner = (void*)(holder_tx & (~1));
-       holder_tx_conv.is_owned = false;
+       holder_tx_conv.inner = untag_ptr(holder_tx);
+       holder_tx_conv.is_owned = ptr_is_owned(holder_tx);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(holder_tx_conv);
+       holder_tx_conv.is_owned = false;
        LDKCVec_PaymentPreimageZ preimages_constr;
        preimages_constr.datalen = (*env)->GetArrayLength(env, preimages);
        if (preimages_constr.datalen > 0)
@@ -5344,12 +5865,12 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1validate_1holder_
        }
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = (this_arg_conv->validate_holder_commitment)(this_arg_conv->this_arg, &holder_tx_conv, preimages_constr);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BaseSign_1channel_1keys_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, (this_arg_conv->channel_keys_id)(this_arg_conv->this_arg).data);
@@ -5357,13 +5878,14 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BaseSign_1channel_1keys
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1counterparty_1commitment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t commitment_tx, jobjectArray preimages) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKCommitmentTransaction commitment_tx_conv;
-       commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
-       commitment_tx_conv.is_owned = false;
+       commitment_tx_conv.inner = untag_ptr(commitment_tx);
+       commitment_tx_conv.is_owned = ptr_is_owned(commitment_tx);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
+       commitment_tx_conv.is_owned = false;
        LDKCVec_PaymentPreimageZ preimages_constr;
        preimages_constr.datalen = (*env)->GetArrayLength(env, preimages);
        if (preimages_constr.datalen > 0)
@@ -5379,12 +5901,12 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1counterpart
        }
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret_conv = (this_arg_conv->sign_counterparty_commitment)(this_arg_conv->this_arg, &commitment_tx_conv, preimages_constr);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1validate_1counterparty_1revocation(JNIEnv *env, jclass clz, int64_t this_arg, int64_t idx, int8_tArray secret) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        unsigned char secret_arr[32];
        CHECK((*env)->GetArrayLength(env, secret) == 32);
@@ -5392,25 +5914,26 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1validate_1counter
        unsigned char (*secret_ref)[32] = &secret_arr;
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = (this_arg_conv->validate_counterparty_revocation)(this_arg_conv->this_arg, idx, secret_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1holder_1commitment_1and_1htlcs(JNIEnv *env, jclass clz, int64_t this_arg, int64_t commitment_tx) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKHolderCommitmentTransaction commitment_tx_conv;
-       commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
-       commitment_tx_conv.is_owned = false;
+       commitment_tx_conv.inner = untag_ptr(commitment_tx);
+       commitment_tx_conv.is_owned = ptr_is_owned(commitment_tx);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
+       commitment_tx_conv.is_owned = false;
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret_conv = (this_arg_conv->sign_holder_commitment_and_htlcs)(this_arg_conv->this_arg, &commitment_tx_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1justice_1revoked_1output(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray justice_tx, int64_t input, int64_t amount, int8_tArray per_commitment_key) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKTransaction justice_tx_ref;
        justice_tx_ref.datalen = (*env)->GetArrayLength(env, justice_tx);
@@ -5423,12 +5946,12 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1justice_1re
        unsigned char (*per_commitment_key_ref)[32] = &per_commitment_key_arr;
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = (this_arg_conv->sign_justice_revoked_output)(this_arg_conv->this_arg, justice_tx_ref, input, amount, per_commitment_key_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1justice_1revoked_1htlc(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray justice_tx, int64_t input, int64_t amount, int8_tArray per_commitment_key, int64_t htlc) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKTransaction justice_tx_ref;
        justice_tx_ref.datalen = (*env)->GetArrayLength(env, justice_tx);
@@ -5440,17 +5963,18 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1justice_1re
        (*env)->GetByteArrayRegion(env, per_commitment_key, 0, 32, per_commitment_key_arr);
        unsigned char (*per_commitment_key_ref)[32] = &per_commitment_key_arr;
        LDKHTLCOutputInCommitment htlc_conv;
-       htlc_conv.inner = (void*)(htlc & (~1));
-       htlc_conv.is_owned = false;
+       htlc_conv.inner = untag_ptr(htlc);
+       htlc_conv.is_owned = ptr_is_owned(htlc);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
+       htlc_conv.is_owned = false;
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = (this_arg_conv->sign_justice_revoked_htlc)(this_arg_conv->this_arg, justice_tx_ref, input, amount, per_commitment_key_ref, &htlc_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1counterparty_1htlc_1transaction(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray htlc_tx, int64_t input, int64_t amount, int8_tArray per_commitment_point, int64_t htlc) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKTransaction htlc_tx_ref;
        htlc_tx_ref.datalen = (*env)->GetArrayLength(env, htlc_tx);
@@ -5461,49 +5985,67 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1counterpart
        CHECK((*env)->GetArrayLength(env, per_commitment_point) == 33);
        (*env)->GetByteArrayRegion(env, per_commitment_point, 0, 33, per_commitment_point_ref.compressed_form);
        LDKHTLCOutputInCommitment htlc_conv;
-       htlc_conv.inner = (void*)(htlc & (~1));
-       htlc_conv.is_owned = false;
+       htlc_conv.inner = untag_ptr(htlc);
+       htlc_conv.is_owned = ptr_is_owned(htlc);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
+       htlc_conv.is_owned = false;
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = (this_arg_conv->sign_counterparty_htlc_transaction)(this_arg_conv->this_arg, htlc_tx_ref, input, amount, per_commitment_point_ref, &htlc_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1closing_1transaction(JNIEnv *env, jclass clz, int64_t this_arg, int64_t closing_tx) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKClosingTransaction closing_tx_conv;
-       closing_tx_conv.inner = (void*)(closing_tx & (~1));
-       closing_tx_conv.is_owned = false;
+       closing_tx_conv.inner = untag_ptr(closing_tx);
+       closing_tx_conv.is_owned = ptr_is_owned(closing_tx);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(closing_tx_conv);
+       closing_tx_conv.is_owned = false;
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = (this_arg_conv->sign_closing_transaction)(this_arg_conv->this_arg, &closing_tx_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1holder_1anchor_1input(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray anchor_tx, int64_t input) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
+       LDKTransaction anchor_tx_ref;
+       anchor_tx_ref.datalen = (*env)->GetArrayLength(env, anchor_tx);
+       anchor_tx_ref.data = MALLOC(anchor_tx_ref.datalen, "LDKTransaction Bytes");
+       (*env)->GetByteArrayRegion(env, anchor_tx, 0, anchor_tx_ref.datalen, anchor_tx_ref.data);
+       anchor_tx_ref.data_is_owned = true;
+       LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret_conv = (this_arg_conv->sign_holder_anchor_input)(this_arg_conv->this_arg, anchor_tx_ref, input);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1sign_1channel_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKUnsignedChannelAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
        *ret_conv = (this_arg_conv->sign_channel_announcement)(this_arg_conv->this_arg, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BaseSign_1ready_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_parameters) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BaseSign_1provide_1channel_1parameters(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_parameters) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKChannelTransactionParameters channel_parameters_conv;
-       channel_parameters_conv.inner = (void*)(channel_parameters & (~1));
-       channel_parameters_conv.is_owned = false;
+       channel_parameters_conv.inner = untag_ptr(channel_parameters);
+       channel_parameters_conv.is_owned = ptr_is_owned(channel_parameters);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_conv);
-       (this_arg_conv->ready_channel)(this_arg_conv->this_arg, &channel_parameters_conv);
+       channel_parameters_conv.is_owned = false;
+       (this_arg_conv->provide_channel_parameters)(this_arg_conv->this_arg, &channel_parameters_conv);
 }
 
 LDKChannelPublicKeys LDKBaseSign_set_get_pubkeys(LDKBaseSign* this_arg) {
@@ -5512,18 +6054,13 @@ LDKChannelPublicKeys LDKBaseSign_set_get_pubkeys(LDKBaseSign* this_arg) {
        return this_arg->pubkeys;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BaseSign_1get_1pubkeys(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKBaseSign* this_arg_conv = (LDKBaseSign*)this_arg_ptr;
        LDKChannelPublicKeys ret_var = LDKBaseSign_set_get_pubkeys(this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -5592,8 +6129,8 @@ static inline LDKSign LDKSign_init (JNIEnv *env, jclass clz, jobject o, jobject
        CHECK(calls->write_meth != NULL);
 
        LDKChannelPublicKeys pubkeys_conv;
-       pubkeys_conv.inner = (void*)(pubkeys & (~1));
-       pubkeys_conv.is_owned = (pubkeys & 1) || (pubkeys == 0);
+       pubkeys_conv.inner = untag_ptr(pubkeys);
+       pubkeys_conv.is_owned = ptr_is_owned(pubkeys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_conv);
 
        LDKSign ret = {
@@ -5609,17 +6146,15 @@ static inline LDKSign LDKSign_init (JNIEnv *env, jclass clz, jobject o, jobject
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKSign_1new(JNIEnv *env, jclass clz, jobject o, jobject BaseSign, int64_t pubkeys) {
        LDKSign *res_ptr = MALLOC(sizeof(LDKSign), "LDKSign");
        *res_ptr = LDKSign_init(env, clz, o, BaseSign, pubkeys);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKSign_1get_1BaseSign(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKSign *inp = (LDKSign *)(arg & ~1);
-       uint64_t res_ptr = (uint64_t)&inp->BaseSign;
-       DO_ASSERT((res_ptr & 1) == 0);
-       return (int64_t)(res_ptr | 1);
+       LDKSign *inp = (LDKSign *)untag_ptr(arg);
+       return tag_ptr(&inp->BaseSign, false);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Sign_1write(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKSign* this_arg_conv = (LDKSign*)this_arg_ptr;
        LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
@@ -5633,10 +6168,10 @@ CHECK(owner->result_ok);
        return Sign_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SignDecodeErrorZ* owner_conv = (LDKCResult_SignDecodeErrorZ*)(owner & ~1);
+       LDKCResult_SignDecodeErrorZ* owner_conv = (LDKCResult_SignDecodeErrorZ*)untag_ptr(owner);
        LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
        *ret_ret = CResult_SignDecodeErrorZ_get_ok(owner_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 static inline struct LDKDecodeError CResult_SignDecodeErrorZ_get_err(LDKCResult_SignDecodeErrorZ *NONNULL_PTR owner){
@@ -5644,16 +6179,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SignDecodeErrorZ* owner_conv = (LDKCResult_SignDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_SignDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_SignDecodeErrorZ* owner_conv = (LDKCResult_SignDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_SignDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -5662,7 +6191,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RecoverableSignatureNoneZ* owner_conv = (LDKCResult_RecoverableSignatureNoneZ*)(owner & ~1);
+       LDKCResult_RecoverableSignatureNoneZ* owner_conv = (LDKCResult_RecoverableSignatureNoneZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 68);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 68, CResult_RecoverableSignatureNoneZ_get_ok(owner_conv).serialized_form);
        return ret_arr;
@@ -5673,7 +6202,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RecoverableSignatureNoneZ* owner_conv = (LDKCResult_RecoverableSignatureNoneZ*)(owner & ~1);
+       LDKCResult_RecoverableSignatureNoneZ* owner_conv = (LDKCResult_RecoverableSignatureNoneZ*)untag_ptr(owner);
        CResult_RecoverableSignatureNoneZ_get_err(owner_conv);
 }
 
@@ -5689,7 +6218,7 @@ CHECK(owner->result_ok);
        return CVec_CVec_u8ZZ_clone(&*owner->contents.result);
 }
 JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_CVec_u8ZZNoneZ* owner_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(owner & ~1);
+       LDKCResult_CVec_CVec_u8ZZNoneZ* owner_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)untag_ptr(owner);
        LDKCVec_CVec_u8ZZ ret_var = CResult_CVec_CVec_u8ZZNoneZ_get_ok(owner_conv);
        jobjectArray ret_arr = NULL;
        ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
@@ -5711,25 +6240,21 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_CVec_u8ZZNoneZ* owner_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(owner & ~1);
+       LDKCResult_CVec_CVec_u8ZZNoneZ* owner_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)untag_ptr(owner);
        CResult_CVec_CVec_u8ZZNoneZ_get_err(owner_conv);
 }
 
 static inline struct LDKInMemorySigner CResult_InMemorySignerDecodeErrorZ_get_ok(LDKCResult_InMemorySignerDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return InMemorySigner_clone(&*owner->contents.result);
+       LDKInMemorySigner ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InMemorySignerDecodeErrorZ* owner_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(owner & ~1);
+       LDKCResult_InMemorySignerDecodeErrorZ* owner_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)untag_ptr(owner);
        LDKInMemorySigner ret_var = CResult_InMemorySignerDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -5738,16 +6263,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InMemorySignerDecodeErrorZ* owner_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_InMemorySignerDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_InMemorySignerDecodeErrorZ* owner_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_InMemorySignerDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -5763,7 +6282,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TransactionNoneZ* owner_conv = (LDKCResult_TransactionNoneZ*)(owner & ~1);
+       LDKCResult_TransactionNoneZ* owner_conv = (LDKCResult_TransactionNoneZ*)untag_ptr(owner);
        LDKTransaction ret_var = CResult_TransactionNoneZ_get_ok(owner_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -5775,7 +6294,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_TransactionNoneZ* owner_conv = (LDKCResult_TransactionNoneZ*)(owner & ~1);
+       LDKCResult_TransactionNoneZ* owner_conv = (LDKCResult_TransactionNoneZ*)untag_ptr(owner);
        CResult_TransactionNoneZ_get_err(owner_conv);
 }
 
@@ -5783,26 +6302,23 @@ static inline struct LDKThirtyTwoBytes C2Tuple_BlockHashChannelMonitorZ_get_a(LD
        return ThirtyTwoBytes_clone(&owner->a);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMonitorZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* owner_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(owner & ~1);
+       LDKC2Tuple_BlockHashChannelMonitorZ* owner_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_BlockHashChannelMonitorZ_get_a(owner_conv).data);
        return ret_arr;
 }
 
 static inline struct LDKChannelMonitor C2Tuple_BlockHashChannelMonitorZ_get_b(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR owner){
-       return ChannelMonitor_clone(&owner->b);
+       LDKChannelMonitor ret = owner->b;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMonitorZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* owner_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(owner & ~1);
+       LDKC2Tuple_BlockHashChannelMonitorZ* owner_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)untag_ptr(owner);
        LDKChannelMonitor ret_var = C2Tuple_BlockHashChannelMonitorZ_get_b(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -5818,7 +6334,7 @@ CHECK(owner->result_ok);
        return CVec_C2Tuple_BlockHashChannelMonitorZZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1BlockHashChannelMonitorZZErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* owner_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(owner & ~1);
+       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* owner_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)untag_ptr(owner);
        LDKCVec_C2Tuple_BlockHashChannelMonitorZZ ret_var = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_get_ok(owner_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -5826,7 +6342,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple
        for (size_t j = 0; j < ret_var.datalen; j++) {
                LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv_35_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
                *ret_conv_35_conv = ret_var.data[j];
-               ret_arr_ptr[j] = ((int64_t)ret_conv_35_conv);
+               ret_arr_ptr[j] = tag_ptr(ret_conv_35_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
@@ -5838,7 +6354,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1BlockHashChannelMonitorZZErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* owner_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(owner & ~1);
+       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* owner_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKIOError_to_java(env, CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_get_err(owner_conv));
        return ret_conv;
 }
@@ -5860,7 +6376,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1u16Z_init (JN
        CHECK(LDKCOption_u16Z_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1u16Z_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_u16Z *obj = (LDKCOption_u16Z*)(ptr & ~1);
+       LDKCOption_u16Z *obj = (LDKCOption_u16Z*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_u16Z_Some: {
                        int16_t some_conv = obj->some;
@@ -5876,12 +6392,12 @@ static jclass LDKAPIError_APIMisuseError_class = NULL;
 static jmethodID LDKAPIError_APIMisuseError_meth = NULL;
 static jclass LDKAPIError_FeeRateTooHigh_class = NULL;
 static jmethodID LDKAPIError_FeeRateTooHigh_meth = NULL;
-static jclass LDKAPIError_RouteError_class = NULL;
-static jmethodID LDKAPIError_RouteError_meth = NULL;
+static jclass LDKAPIError_InvalidRoute_class = NULL;
+static jmethodID LDKAPIError_InvalidRoute_meth = NULL;
 static jclass LDKAPIError_ChannelUnavailable_class = NULL;
 static jmethodID LDKAPIError_ChannelUnavailable_meth = NULL;
-static jclass LDKAPIError_MonitorUpdateFailed_class = NULL;
-static jmethodID LDKAPIError_MonitorUpdateFailed_meth = NULL;
+static jclass LDKAPIError_MonitorUpdateInProgress_class = NULL;
+static jmethodID LDKAPIError_MonitorUpdateInProgress_meth = NULL;
 static jclass LDKAPIError_IncompatibleShutdownScript_class = NULL;
 static jmethodID LDKAPIError_IncompatibleShutdownScript_meth = NULL;
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKAPIError_init (JNIEnv *env, jclass clz) {
@@ -5895,21 +6411,21 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKAPIError_init (JNIEnv
        CHECK(LDKAPIError_FeeRateTooHigh_class != NULL);
        LDKAPIError_FeeRateTooHigh_meth = (*env)->GetMethodID(env, LDKAPIError_FeeRateTooHigh_class, "<init>", "(Ljava/lang/String;I)V");
        CHECK(LDKAPIError_FeeRateTooHigh_meth != NULL);
-       LDKAPIError_RouteError_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKAPIError$RouteError"));
-       CHECK(LDKAPIError_RouteError_class != NULL);
-       LDKAPIError_RouteError_meth = (*env)->GetMethodID(env, LDKAPIError_RouteError_class, "<init>", "(Ljava/lang/String;)V");
-       CHECK(LDKAPIError_RouteError_meth != NULL);
+       LDKAPIError_InvalidRoute_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKAPIError$InvalidRoute"));
+       CHECK(LDKAPIError_InvalidRoute_class != NULL);
+       LDKAPIError_InvalidRoute_meth = (*env)->GetMethodID(env, LDKAPIError_InvalidRoute_class, "<init>", "(Ljava/lang/String;)V");
+       CHECK(LDKAPIError_InvalidRoute_meth != NULL);
        LDKAPIError_ChannelUnavailable_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKAPIError$ChannelUnavailable"));
        CHECK(LDKAPIError_ChannelUnavailable_class != NULL);
        LDKAPIError_ChannelUnavailable_meth = (*env)->GetMethodID(env, LDKAPIError_ChannelUnavailable_class, "<init>", "(Ljava/lang/String;)V");
        CHECK(LDKAPIError_ChannelUnavailable_meth != NULL);
-       LDKAPIError_MonitorUpdateFailed_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKAPIError$MonitorUpdateFailed"));
-       CHECK(LDKAPIError_MonitorUpdateFailed_class != NULL);
-       LDKAPIError_MonitorUpdateFailed_meth = (*env)->GetMethodID(env, LDKAPIError_MonitorUpdateFailed_class, "<init>", "()V");
-       CHECK(LDKAPIError_MonitorUpdateFailed_meth != NULL);
+       LDKAPIError_MonitorUpdateInProgress_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKAPIError$MonitorUpdateInProgress"));
+       CHECK(LDKAPIError_MonitorUpdateInProgress_class != NULL);
+       LDKAPIError_MonitorUpdateInProgress_meth = (*env)->GetMethodID(env, LDKAPIError_MonitorUpdateInProgress_class, "<init>", "()V");
+       CHECK(LDKAPIError_MonitorUpdateInProgress_meth != NULL);
        LDKAPIError_IncompatibleShutdownScript_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKAPIError$IncompatibleShutdownScript"));
        CHECK(LDKAPIError_IncompatibleShutdownScript_class != NULL);
@@ -5917,7 +6433,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKAPIError_init (JNIEnv
        CHECK(LDKAPIError_IncompatibleShutdownScript_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKAPIError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKAPIError *obj = (LDKAPIError*)(ptr & ~1);
+       LDKAPIError *obj = (LDKAPIError*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKAPIError_APIMisuseError: {
                        LDKStr err_str = obj->api_misuse_error.err;
@@ -5930,26 +6446,24 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKAPIError_1ref_1from_1ptr
                        int32_t feerate_conv = obj->fee_rate_too_high.feerate;
                        return (*env)->NewObject(env, LDKAPIError_FeeRateTooHigh_class, LDKAPIError_FeeRateTooHigh_meth, err_conv, feerate_conv);
                }
-               case LDKAPIError_RouteError: {
-                       LDKStr err_str = obj->route_error.err;
+               case LDKAPIError_InvalidRoute: {
+                       LDKStr err_str = obj->invalid_route.err;
                        jstring err_conv = str_ref_to_java(env, err_str.chars, err_str.len);
-                       return (*env)->NewObject(env, LDKAPIError_RouteError_class, LDKAPIError_RouteError_meth, err_conv);
+                       return (*env)->NewObject(env, LDKAPIError_InvalidRoute_class, LDKAPIError_InvalidRoute_meth, err_conv);
                }
                case LDKAPIError_ChannelUnavailable: {
                        LDKStr err_str = obj->channel_unavailable.err;
                        jstring err_conv = str_ref_to_java(env, err_str.chars, err_str.len);
                        return (*env)->NewObject(env, LDKAPIError_ChannelUnavailable_class, LDKAPIError_ChannelUnavailable_meth, err_conv);
                }
-               case LDKAPIError_MonitorUpdateFailed: {
-                       return (*env)->NewObject(env, LDKAPIError_MonitorUpdateFailed_class, LDKAPIError_MonitorUpdateFailed_meth);
+               case LDKAPIError_MonitorUpdateInProgress: {
+                       return (*env)->NewObject(env, LDKAPIError_MonitorUpdateInProgress_class, LDKAPIError_MonitorUpdateInProgress_meth);
                }
                case LDKAPIError_IncompatibleShutdownScript: {
                        LDKShutdownScript script_var = obj->incompatible_shutdown_script.script;
                        int64_t script_ref = 0;
-                       CHECK((((uintptr_t)script_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&script_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(script_var);
-                       script_ref = (uintptr_t)script_var.inner & ~1;
+                       script_ref = tag_ptr(script_var.inner, false);
                        return (*env)->NewObject(env, LDKAPIError_IncompatibleShutdownScript_class, LDKAPIError_IncompatibleShutdownScript_meth, script_ref);
                }
                default: abort();
@@ -5960,7 +6474,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneAPIErrorZ* owner_conv = (LDKCResult_NoneAPIErrorZ*)(owner & ~1);
+       LDKCResult_NoneAPIErrorZ* owner_conv = (LDKCResult_NoneAPIErrorZ*)untag_ptr(owner);
        CResult_NoneAPIErrorZ_get_ok(owner_conv);
 }
 
@@ -5969,10 +6483,10 @@ CHECK(!owner->result_ok);
        return APIError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneAPIErrorZ* owner_conv = (LDKCResult_NoneAPIErrorZ*)(owner & ~1);
+       LDKCResult_NoneAPIErrorZ* owner_conv = (LDKCResult_NoneAPIErrorZ*)untag_ptr(owner);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = CResult_NoneAPIErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -5995,7 +6509,7 @@ CHECK(owner->result_ok);
        return ThirtyTwoBytes_clone(&*owner->contents.result);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult__u832APIErrorZ* owner_conv = (LDKCResult__u832APIErrorZ*)(owner & ~1);
+       LDKCResult__u832APIErrorZ* owner_conv = (LDKCResult__u832APIErrorZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult__u832APIErrorZ_get_ok(owner_conv).data);
        return ret_arr;
@@ -6006,10 +6520,10 @@ CHECK(!owner->result_ok);
        return APIError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult__u832APIErrorZ* owner_conv = (LDKCResult__u832APIErrorZ*)(owner & ~1);
+       LDKCResult__u832APIErrorZ* owner_conv = (LDKCResult__u832APIErrorZ*)untag_ptr(owner);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = CResult__u832APIErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -6017,8 +6531,10 @@ static jclass LDKPaymentSendFailure_ParameterError_class = NULL;
 static jmethodID LDKPaymentSendFailure_ParameterError_meth = NULL;
 static jclass LDKPaymentSendFailure_PathParameterError_class = NULL;
 static jmethodID LDKPaymentSendFailure_PathParameterError_meth = NULL;
-static jclass LDKPaymentSendFailure_AllFailedRetrySafe_class = NULL;
-static jmethodID LDKPaymentSendFailure_AllFailedRetrySafe_meth = NULL;
+static jclass LDKPaymentSendFailure_AllFailedResendSafe_class = NULL;
+static jmethodID LDKPaymentSendFailure_AllFailedResendSafe_meth = NULL;
+static jclass LDKPaymentSendFailure_DuplicatePayment_class = NULL;
+static jmethodID LDKPaymentSendFailure_DuplicatePayment_meth = NULL;
 static jclass LDKPaymentSendFailure_PartialFailure_class = NULL;
 static jmethodID LDKPaymentSendFailure_PartialFailure_meth = NULL;
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKPaymentSendFailure_init (JNIEnv *env, jclass clz) {
@@ -6032,11 +6548,16 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKPaymentSendFailure_ini
        CHECK(LDKPaymentSendFailure_PathParameterError_class != NULL);
        LDKPaymentSendFailure_PathParameterError_meth = (*env)->GetMethodID(env, LDKPaymentSendFailure_PathParameterError_class, "<init>", "([J)V");
        CHECK(LDKPaymentSendFailure_PathParameterError_meth != NULL);
-       LDKPaymentSendFailure_AllFailedRetrySafe_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentSendFailure$AllFailedRetrySafe"));
-       CHECK(LDKPaymentSendFailure_AllFailedRetrySafe_class != NULL);
-       LDKPaymentSendFailure_AllFailedRetrySafe_meth = (*env)->GetMethodID(env, LDKPaymentSendFailure_AllFailedRetrySafe_class, "<init>", "([J)V");
-       CHECK(LDKPaymentSendFailure_AllFailedRetrySafe_meth != NULL);
+       LDKPaymentSendFailure_AllFailedResendSafe_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentSendFailure$AllFailedResendSafe"));
+       CHECK(LDKPaymentSendFailure_AllFailedResendSafe_class != NULL);
+       LDKPaymentSendFailure_AllFailedResendSafe_meth = (*env)->GetMethodID(env, LDKPaymentSendFailure_AllFailedResendSafe_class, "<init>", "([J)V");
+       CHECK(LDKPaymentSendFailure_AllFailedResendSafe_meth != NULL);
+       LDKPaymentSendFailure_DuplicatePayment_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentSendFailure$DuplicatePayment"));
+       CHECK(LDKPaymentSendFailure_DuplicatePayment_class != NULL);
+       LDKPaymentSendFailure_DuplicatePayment_meth = (*env)->GetMethodID(env, LDKPaymentSendFailure_DuplicatePayment_class, "<init>", "()V");
+       CHECK(LDKPaymentSendFailure_DuplicatePayment_meth != NULL);
        LDKPaymentSendFailure_PartialFailure_class =
                (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentSendFailure$PartialFailure"));
        CHECK(LDKPaymentSendFailure_PartialFailure_class != NULL);
@@ -6044,10 +6565,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKPaymentSendFailure_ini
        CHECK(LDKPaymentSendFailure_PartialFailure_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentSendFailure_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)(ptr & ~1);
+       LDKPaymentSendFailure *obj = (LDKPaymentSendFailure*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKPaymentSendFailure_ParameterError: {
-                       int64_t parameter_error_ref = ((uintptr_t)&obj->parameter_error) | 1;
+                       int64_t parameter_error_ref = tag_ptr(&obj->parameter_error, false);
                        return (*env)->NewObject(env, LDKPaymentSendFailure_ParameterError_class, LDKPaymentSendFailure_ParameterError_meth, parameter_error_ref);
                }
                case LDKPaymentSendFailure_PathParameterError: {
@@ -6059,22 +6580,25 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentSendFailure_1ref_
                                LDKCResult_NoneAPIErrorZ* path_parameter_error_conv_22_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
                                *path_parameter_error_conv_22_conv = path_parameter_error_var.data[w];
                                *path_parameter_error_conv_22_conv = CResult_NoneAPIErrorZ_clone(path_parameter_error_conv_22_conv);
-                               path_parameter_error_arr_ptr[w] = (int64_t)path_parameter_error_conv_22_conv;
+                               path_parameter_error_arr_ptr[w] = tag_ptr(path_parameter_error_conv_22_conv, true);
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, path_parameter_error_arr, path_parameter_error_arr_ptr, 0);
                        return (*env)->NewObject(env, LDKPaymentSendFailure_PathParameterError_class, LDKPaymentSendFailure_PathParameterError_meth, path_parameter_error_arr);
                }
-               case LDKPaymentSendFailure_AllFailedRetrySafe: {
-                       LDKCVec_APIErrorZ all_failed_retry_safe_var = obj->all_failed_retry_safe;
-                       int64_tArray all_failed_retry_safe_arr = NULL;
-                       all_failed_retry_safe_arr = (*env)->NewLongArray(env, all_failed_retry_safe_var.datalen);
-                       int64_t *all_failed_retry_safe_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, all_failed_retry_safe_arr, NULL);
-                       for (size_t k = 0; k < all_failed_retry_safe_var.datalen; k++) {
-                               int64_t all_failed_retry_safe_conv_10_ref = ((uintptr_t)&all_failed_retry_safe_var.data[k]) | 1;
-                               all_failed_retry_safe_arr_ptr[k] = all_failed_retry_safe_conv_10_ref;
+               case LDKPaymentSendFailure_AllFailedResendSafe: {
+                       LDKCVec_APIErrorZ all_failed_resend_safe_var = obj->all_failed_resend_safe;
+                       int64_tArray all_failed_resend_safe_arr = NULL;
+                       all_failed_resend_safe_arr = (*env)->NewLongArray(env, all_failed_resend_safe_var.datalen);
+                       int64_t *all_failed_resend_safe_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, all_failed_resend_safe_arr, NULL);
+                       for (size_t k = 0; k < all_failed_resend_safe_var.datalen; k++) {
+                               int64_t all_failed_resend_safe_conv_10_ref = tag_ptr(&all_failed_resend_safe_var.data[k], false);
+                               all_failed_resend_safe_arr_ptr[k] = all_failed_resend_safe_conv_10_ref;
                        }
-                       (*env)->ReleasePrimitiveArrayCritical(env, all_failed_retry_safe_arr, all_failed_retry_safe_arr_ptr, 0);
-                       return (*env)->NewObject(env, LDKPaymentSendFailure_AllFailedRetrySafe_class, LDKPaymentSendFailure_AllFailedRetrySafe_meth, all_failed_retry_safe_arr);
+                       (*env)->ReleasePrimitiveArrayCritical(env, all_failed_resend_safe_arr, all_failed_resend_safe_arr_ptr, 0);
+                       return (*env)->NewObject(env, LDKPaymentSendFailure_AllFailedResendSafe_class, LDKPaymentSendFailure_AllFailedResendSafe_meth, all_failed_resend_safe_arr);
+               }
+               case LDKPaymentSendFailure_DuplicatePayment: {
+                       return (*env)->NewObject(env, LDKPaymentSendFailure_DuplicatePayment_class, LDKPaymentSendFailure_DuplicatePayment_meth);
                }
                case LDKPaymentSendFailure_PartialFailure: {
                        LDKCVec_CResult_NoneAPIErrorZZ results_var = obj->partial_failure.results;
@@ -6085,17 +6609,13 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentSendFailure_1ref_
                                LDKCResult_NoneAPIErrorZ* results_conv_22_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
                                *results_conv_22_conv = results_var.data[w];
                                *results_conv_22_conv = CResult_NoneAPIErrorZ_clone(results_conv_22_conv);
-                               results_arr_ptr[w] = (int64_t)results_conv_22_conv;
+                               results_arr_ptr[w] = tag_ptr(results_conv_22_conv, true);
                        }
                        (*env)->ReleasePrimitiveArrayCritical(env, results_arr, results_arr_ptr, 0);
                        LDKRouteParameters failed_paths_retry_var = obj->partial_failure.failed_paths_retry;
                        int64_t failed_paths_retry_ref = 0;
-                       if ((uintptr_t)failed_paths_retry_var.inner > 4096) {
-                               CHECK((((uintptr_t)failed_paths_retry_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                               CHECK((((uintptr_t)&failed_paths_retry_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(failed_paths_retry_var);
-                               failed_paths_retry_ref = (uintptr_t)failed_paths_retry_var.inner & ~1;
-                       }
+                       failed_paths_retry_ref = tag_ptr(failed_paths_retry_var.inner, false);
                        int8_tArray payment_id_arr = (*env)->NewByteArray(env, 32);
                        (*env)->SetByteArrayRegion(env, payment_id_arr, 0, 32, obj->partial_failure.payment_id.data);
                        return (*env)->NewObject(env, LDKPaymentSendFailure_PartialFailure_class, LDKPaymentSendFailure_PartialFailure_meth, results_arr, failed_paths_retry_ref, payment_id_arr);
@@ -6103,47 +6623,47 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentSendFailure_1ref_
                default: abort();
        }
 }
-static inline struct LDKThirtyTwoBytes CResult_PaymentIdPaymentSendFailureZ_get_ok(LDKCResult_PaymentIdPaymentSendFailureZ *NONNULL_PTR owner){
+static inline void CResult_NonePaymentSendFailureZ_get_ok(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR owner){
 CHECK(owner->result_ok);
-       return ThirtyTwoBytes_clone(&*owner->contents.result);
+       return *owner->contents.result;
 }
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentIdPaymentSendFailureZ* owner_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(owner & ~1);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_PaymentIdPaymentSendFailureZ_get_ok(owner_conv).data);
-       return ret_arr;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NonePaymentSendFailureZ* owner_conv = (LDKCResult_NonePaymentSendFailureZ*)untag_ptr(owner);
+       CResult_NonePaymentSendFailureZ_get_ok(owner_conv);
 }
 
-static inline struct LDKPaymentSendFailure CResult_PaymentIdPaymentSendFailureZ_get_err(LDKCResult_PaymentIdPaymentSendFailureZ *NONNULL_PTR owner){
+static inline struct LDKPaymentSendFailure CResult_NonePaymentSendFailureZ_get_err(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
        return PaymentSendFailure_clone(&*owner->contents.err);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentIdPaymentSendFailureZ* owner_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(owner & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NonePaymentSendFailureZ* owner_conv = (LDKCResult_NonePaymentSendFailureZ*)untag_ptr(owner);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
-       *ret_copy = CResult_PaymentIdPaymentSendFailureZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = CResult_NonePaymentSendFailureZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline void CResult_NonePaymentSendFailureZ_get_ok(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR owner){
+static inline struct LDKThirtyTwoBytes CResult_PaymentHashPaymentSendFailureZ_get_ok(LDKCResult_PaymentHashPaymentSendFailureZ *NONNULL_PTR owner){
 CHECK(owner->result_ok);
-       return *owner->contents.result;
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
 }
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NonePaymentSendFailureZ* owner_conv = (LDKCResult_NonePaymentSendFailureZ*)(owner & ~1);
-       CResult_NonePaymentSendFailureZ_get_ok(owner_conv);
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentHashPaymentSendFailureZ* owner_conv = (LDKCResult_PaymentHashPaymentSendFailureZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_PaymentHashPaymentSendFailureZ_get_ok(owner_conv).data);
+       return ret_arr;
 }
 
-static inline struct LDKPaymentSendFailure CResult_NonePaymentSendFailureZ_get_err(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR owner){
+static inline struct LDKPaymentSendFailure CResult_PaymentHashPaymentSendFailureZ_get_err(LDKCResult_PaymentHashPaymentSendFailureZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
        return PaymentSendFailure_clone(&*owner->contents.err);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NonePaymentSendFailureZ* owner_conv = (LDKCResult_NonePaymentSendFailureZ*)(owner & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentHashPaymentSendFailureZ* owner_conv = (LDKCResult_PaymentHashPaymentSendFailureZ*)untag_ptr(owner);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
-       *ret_copy = CResult_NonePaymentSendFailureZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = CResult_PaymentHashPaymentSendFailureZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -6151,7 +6671,7 @@ static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentIdZ_get_a(LDKC2
        return ThirtyTwoBytes_clone(&owner->a);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentIdZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_PaymentHashPaymentIdZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(owner & ~1);
+       LDKC2Tuple_PaymentHashPaymentIdZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_PaymentHashPaymentIdZ_get_a(owner_conv).data);
        return ret_arr;
@@ -6161,7 +6681,7 @@ static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentIdZ_get_b(LDKC2
        return ThirtyTwoBytes_clone(&owner->b);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentIdZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_PaymentHashPaymentIdZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(owner & ~1);
+       LDKC2Tuple_PaymentHashPaymentIdZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_PaymentHashPaymentIdZ_get_b(owner_conv).data);
        return ret_arr;
@@ -6172,10 +6692,10 @@ CHECK(owner->result_ok);
        return C2Tuple_PaymentHashPaymentIdZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(owner & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)untag_ptr(owner);
        LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_ok(owner_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 static inline struct LDKPaymentSendFailure CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_err(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *NONNULL_PTR owner){
@@ -6183,10 +6703,10 @@ CHECK(!owner->result_ok);
        return PaymentSendFailure_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(owner & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)untag_ptr(owner);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -6201,7 +6721,7 @@ static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentSecretZ_get_a(L
        return ThirtyTwoBytes_clone(&owner->a);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentSecretZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_PaymentHashPaymentSecretZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(owner & ~1);
+       LDKC2Tuple_PaymentHashPaymentSecretZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_PaymentHashPaymentSecretZ_get_a(owner_conv).data);
        return ret_arr;
@@ -6211,7 +6731,7 @@ static inline struct LDKThirtyTwoBytes C2Tuple_PaymentHashPaymentSecretZ_get_b(L
        return ThirtyTwoBytes_clone(&owner->b);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentSecretZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_PaymentHashPaymentSecretZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(owner & ~1);
+       LDKC2Tuple_PaymentHashPaymentSecretZ* owner_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_PaymentHashPaymentSecretZ_get_b(owner_conv).data);
        return ret_arr;
@@ -6222,10 +6742,10 @@ CHECK(owner->result_ok);
        return C2Tuple_PaymentHashPaymentSecretZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(owner & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)untag_ptr(owner);
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_ok(owner_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 static inline void CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_err(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *NONNULL_PTR owner){
@@ -6233,7 +6753,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(owner & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)untag_ptr(owner);
        CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_get_err(owner_conv);
 }
 
@@ -6242,10 +6762,10 @@ CHECK(owner->result_ok);
        return C2Tuple_PaymentHashPaymentSecretZ_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(owner & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)untag_ptr(owner);
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_ok(owner_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 static inline struct LDKAPIError CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_err(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *NONNULL_PTR owner){
@@ -6253,10 +6773,10 @@ CHECK(!owner->result_ok);
        return APIError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(owner & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* owner_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)untag_ptr(owner);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -6265,7 +6785,7 @@ CHECK(owner->result_ok);
        return ThirtyTwoBytes_clone(&*owner->contents.result);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentSecretNoneZ* owner_conv = (LDKCResult_PaymentSecretNoneZ*)(owner & ~1);
+       LDKCResult_PaymentSecretNoneZ* owner_conv = (LDKCResult_PaymentSecretNoneZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_PaymentSecretNoneZ_get_ok(owner_conv).data);
        return ret_arr;
@@ -6276,7 +6796,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentSecretNoneZ* owner_conv = (LDKCResult_PaymentSecretNoneZ*)(owner & ~1);
+       LDKCResult_PaymentSecretNoneZ* owner_conv = (LDKCResult_PaymentSecretNoneZ*)untag_ptr(owner);
        CResult_PaymentSecretNoneZ_get_err(owner_conv);
 }
 
@@ -6285,7 +6805,7 @@ CHECK(owner->result_ok);
        return ThirtyTwoBytes_clone(&*owner->contents.result);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentSecretAPIErrorZ* owner_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(owner & ~1);
+       LDKCResult_PaymentSecretAPIErrorZ* owner_conv = (LDKCResult_PaymentSecretAPIErrorZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_PaymentSecretAPIErrorZ_get_ok(owner_conv).data);
        return ret_arr;
@@ -6296,10 +6816,10 @@ CHECK(!owner->result_ok);
        return APIError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentSecretAPIErrorZ* owner_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(owner & ~1);
+       LDKCResult_PaymentSecretAPIErrorZ* owner_conv = (LDKCResult_PaymentSecretAPIErrorZ*)untag_ptr(owner);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = CResult_PaymentSecretAPIErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -6308,7 +6828,7 @@ CHECK(owner->result_ok);
        return ThirtyTwoBytes_clone(&*owner->contents.result);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentPreimageAPIErrorZ* owner_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(owner & ~1);
+       LDKCResult_PaymentPreimageAPIErrorZ* owner_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_PaymentPreimageAPIErrorZ_get_ok(owner_conv).data);
        return ret_arr;
@@ -6319,28 +6839,24 @@ CHECK(!owner->result_ok);
        return APIError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentPreimageAPIErrorZ* owner_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(owner & ~1);
+       LDKCResult_PaymentPreimageAPIErrorZ* owner_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)untag_ptr(owner);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = CResult_PaymentPreimageAPIErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKCounterpartyForwardingInfo CResult_CounterpartyForwardingInfoDecodeErrorZ_get_ok(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return CounterpartyForwardingInfo_clone(&*owner->contents.result);
+       LDKCounterpartyForwardingInfo ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(owner & ~1);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)untag_ptr(owner);
        LDKCounterpartyForwardingInfo ret_var = CResult_CounterpartyForwardingInfoDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -6349,161 +6865,615 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_CounterpartyForwardingInfoDecodeErrorZ_get_err(owner_conv);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* owner_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_CounterpartyForwardingInfoDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKChannelCounterparty CResult_ChannelCounterpartyDecodeErrorZ_get_ok(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR owner){
+       LDKChannelCounterparty ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* owner_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)untag_ptr(owner);
+       LDKChannelCounterparty ret_var = CResult_ChannelCounterpartyDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelCounterpartyDecodeErrorZ_get_err(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* owner_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelCounterpartyDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKChannelDetails CResult_ChannelDetailsDecodeErrorZ_get_ok(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR owner){
+       LDKChannelDetails ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* owner_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)untag_ptr(owner);
+       LDKChannelDetails ret_var = CResult_ChannelDetailsDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelDetailsDecodeErrorZ_get_err(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelDetailsDecodeErrorZ* owner_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelDetailsDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKPhantomRouteHints CResult_PhantomRouteHintsDecodeErrorZ_get_ok(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR owner){
+       LDKPhantomRouteHints ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* owner_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)untag_ptr(owner);
+       LDKPhantomRouteHints ret_var = CResult_PhantomRouteHintsDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_PhantomRouteHintsDecodeErrorZ_get_err(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* owner_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_PhantomRouteHintsDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline LDKCVec_ChannelMonitorZ CVec_ChannelMonitorZ_clone(const LDKCVec_ChannelMonitorZ *orig) {
+       LDKCVec_ChannelMonitorZ ret = { .data = MALLOC(sizeof(LDKChannelMonitor) * orig->datalen, "LDKCVec_ChannelMonitorZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = ChannelMonitor_clone(&orig->data[i]);
+       }
+       return ret;
+}
+typedef struct LDKWatch_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID watch_channel_meth;
+       jmethodID update_channel_meth;
+       jmethodID release_pending_monitor_events_meth;
+} LDKWatch_JCalls;
+static void LDKWatch_JCalls_free(void* this_arg) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+LDKChannelMonitorUpdateStatus watch_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitor monitor) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKOutPoint funding_txo_var = funding_txo;
+       int64_t funding_txo_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
+       funding_txo_ref = tag_ptr(funding_txo_var.inner, funding_txo_var.is_owned);
+       LDKChannelMonitor monitor_var = monitor;
+       int64_t monitor_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_var);
+       monitor_ref = tag_ptr(monitor_var.inner, monitor_var.is_owned);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       jclass ret = (*env)->CallObjectMethod(env, obj, j_calls->watch_channel_meth, funding_txo_ref, monitor_ref);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to watch_channel in LDKWatch from rust threw an exception.");
+       }
+       LDKChannelMonitorUpdateStatus ret_conv = LDKChannelMonitorUpdateStatus_from_java(env, ret);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKChannelMonitorUpdateStatus update_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitorUpdate update) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKOutPoint funding_txo_var = funding_txo;
+       int64_t funding_txo_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
+       funding_txo_ref = tag_ptr(funding_txo_var.inner, funding_txo_var.is_owned);
+       LDKChannelMonitorUpdate update_var = update;
+       int64_t update_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_var);
+       update_ref = tag_ptr(update_var.inner, update_var.is_owned);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       jclass ret = (*env)->CallObjectMethod(env, obj, j_calls->update_channel_meth, funding_txo_ref, update_ref);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to update_channel in LDKWatch from rust threw an exception.");
+       }
+       LDKChannelMonitorUpdateStatus ret_conv = LDKChannelMonitorUpdateStatus_from_java(env, ret);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ release_pending_monitor_events_LDKWatch_jcall(const void* this_arg) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       int64_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->release_pending_monitor_events_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to release_pending_monitor_events in LDKWatch from rust threw an exception.");
+       }
+       LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ ret_constr;
+       ret_constr.datalen = (*env)->GetArrayLength(env, ret);
+       if (ret_constr.datalen > 0)
+               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ), "LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ Elements");
+       else
+               ret_constr.data = NULL;
+       int64_t* ret_vals = (*env)->GetLongArrayElements (env, ret, NULL);
+       for (size_t x = 0; x < ret_constr.datalen; x++) {
+               int64_t ret_conv_49 = ret_vals[x];
+               void* ret_conv_49_ptr = untag_ptr(ret_conv_49);
+               CHECK_ACCESS(ret_conv_49_ptr);
+               LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ ret_conv_49_conv = *(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(ret_conv_49_ptr);
+               FREE(untag_ptr(ret_conv_49));
+               ret_constr.data[x] = ret_conv_49_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, ret, ret_vals, 0);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_constr;
+}
+static void LDKWatch_JCalls_cloned(LDKWatch* new_obj) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKWatch LDKWatch_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKWatch_JCalls *calls = MALLOC(sizeof(LDKWatch_JCalls), "LDKWatch_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->watch_channel_meth = (*env)->GetMethodID(env, c, "watch_channel", "(JJ)Lorg/ldk/enums/ChannelMonitorUpdateStatus;");
+       CHECK(calls->watch_channel_meth != NULL);
+       calls->update_channel_meth = (*env)->GetMethodID(env, c, "update_channel", "(JJ)Lorg/ldk/enums/ChannelMonitorUpdateStatus;");
+       CHECK(calls->update_channel_meth != NULL);
+       calls->release_pending_monitor_events_meth = (*env)->GetMethodID(env, c, "release_pending_monitor_events", "()[J");
+       CHECK(calls->release_pending_monitor_events_meth != NULL);
+
+       LDKWatch ret = {
+               .this_arg = (void*) calls,
+               .watch_channel = watch_channel_LDKWatch_jcall,
+               .update_channel = update_channel_LDKWatch_jcall,
+               .release_pending_monitor_events = release_pending_monitor_events_LDKWatch_jcall,
+               .free = LDKWatch_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKWatch_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKWatch *res_ptr = MALLOC(sizeof(LDKWatch), "LDKWatch");
+       *res_ptr = LDKWatch_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Watch_1watch_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_txo, int64_t monitor) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
+       LDKOutPoint funding_txo_conv;
+       funding_txo_conv.inner = untag_ptr(funding_txo);
+       funding_txo_conv.is_owned = ptr_is_owned(funding_txo);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
+       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
+       LDKChannelMonitor monitor_conv;
+       monitor_conv.inner = untag_ptr(monitor);
+       monitor_conv.is_owned = ptr_is_owned(monitor);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_conv);
+       monitor_conv = ChannelMonitor_clone(&monitor_conv);
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, (this_arg_conv->watch_channel)(this_arg_conv->this_arg, funding_txo_conv, monitor_conv));
+       return ret_conv;
+}
+
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Watch_1update_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_txo, int64_t update) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
+       LDKOutPoint funding_txo_conv;
+       funding_txo_conv.inner = untag_ptr(funding_txo);
+       funding_txo_conv.is_owned = ptr_is_owned(funding_txo);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
+       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
+       LDKChannelMonitorUpdate update_conv;
+       update_conv.inner = untag_ptr(update);
+       update_conv.is_owned = ptr_is_owned(update);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_conv);
+       update_conv = ChannelMonitorUpdate_clone(&update_conv);
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, (this_arg_conv->update_channel)(this_arg_conv->this_arg, funding_txo_conv, update_conv));
+       return ret_conv;
+}
+
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Watch_1release_1pending_1monitor_1events(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
+       LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ ret_var = (this_arg_conv->release_pending_monitor_events)(this_arg_conv->this_arg);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t x = 0; x < ret_var.datalen; x++) {
+               LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* ret_conv_49_conv = MALLOC(sizeof(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ), "LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ");
+               *ret_conv_49_conv = ret_var.data[x];
+               ret_arr_ptr[x] = tag_ptr(ret_conv_49_conv, true);
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+typedef struct LDKBroadcasterInterface_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID broadcast_transaction_meth;
+} LDKBroadcasterInterface_JCalls;
+static void LDKBroadcasterInterface_JCalls_free(void* this_arg) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+void broadcast_transaction_LDKBroadcasterInterface_jcall(const void* this_arg, LDKTransaction tx) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKTransaction tx_var = tx;
+       int8_tArray tx_arr = (*env)->NewByteArray(env, tx_var.datalen);
+       (*env)->SetByteArrayRegion(env, tx_arr, 0, tx_var.datalen, tx_var.data);
+       Transaction_free(tx_var);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->broadcast_transaction_meth, tx_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to broadcast_transaction in LDKBroadcasterInterface from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+static void LDKBroadcasterInterface_JCalls_cloned(LDKBroadcasterInterface* new_obj) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKBroadcasterInterface LDKBroadcasterInterface_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKBroadcasterInterface_JCalls *calls = MALLOC(sizeof(LDKBroadcasterInterface_JCalls), "LDKBroadcasterInterface_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->broadcast_transaction_meth = (*env)->GetMethodID(env, c, "broadcast_transaction", "([B)V");
+       CHECK(calls->broadcast_transaction_meth != NULL);
+
+       LDKBroadcasterInterface ret = {
+               .this_arg = (void*) calls,
+               .broadcast_transaction = broadcast_transaction_LDKBroadcasterInterface_jcall,
+               .free = LDKBroadcasterInterface_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKBroadcasterInterface_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKBroadcasterInterface *res_ptr = MALLOC(sizeof(LDKBroadcasterInterface), "LDKBroadcasterInterface");
+       *res_ptr = LDKBroadcasterInterface_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BroadcasterInterface_1broadcast_1transaction(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray tx) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKBroadcasterInterface* this_arg_conv = (LDKBroadcasterInterface*)this_arg_ptr;
+       LDKTransaction tx_ref;
+       tx_ref.datalen = (*env)->GetArrayLength(env, tx);
+       tx_ref.data = MALLOC(tx_ref.datalen, "LDKTransaction Bytes");
+       (*env)->GetByteArrayRegion(env, tx, 0, tx_ref.datalen, tx_ref.data);
+       tx_ref.data_is_owned = true;
+       (this_arg_conv->broadcast_transaction)(this_arg_conv->this_arg, tx_ref);
+}
+
+typedef struct LDKKeysInterface_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID get_node_secret_meth;
+       jmethodID get_node_id_meth;
+       jmethodID ecdh_meth;
+       jmethodID get_destination_script_meth;
+       jmethodID get_shutdown_scriptpubkey_meth;
+       jmethodID generate_channel_keys_id_meth;
+       jmethodID derive_channel_signer_meth;
+       jmethodID get_secure_random_bytes_meth;
+       jmethodID read_chan_signer_meth;
+       jmethodID sign_invoice_meth;
+       jmethodID get_inbound_payment_key_material_meth;
+} LDKKeysInterface_JCalls;
+static void LDKKeysInterface_JCalls_free(void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+LDKCResult_SecretKeyNoneZ get_node_secret_LDKKeysInterface_jcall(const void* this_arg, LDKRecipient recipient) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jclass recipient_conv = LDKRecipient_to_java(env, recipient);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_node_secret_meth, recipient_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to get_node_secret in LDKKeysInterface from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SecretKeyNoneZ ret_conv = *(LDKCResult_SecretKeyNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKCResult_PublicKeyNoneZ get_node_id_LDKKeysInterface_jcall(const void* this_arg, LDKRecipient recipient) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jclass recipient_conv = LDKRecipient_to_java(env, recipient);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_node_id_meth, recipient_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to get_node_id in LDKKeysInterface from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_PublicKeyNoneZ ret_conv = *(LDKCResult_PublicKeyNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKCResult_SharedSecretNoneZ ecdh_LDKKeysInterface_jcall(const void* this_arg, LDKRecipient recipient, LDKPublicKey other_key, LDKCOption_ScalarZ tweak) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jclass recipient_conv = LDKRecipient_to_java(env, recipient);
+       int8_tArray other_key_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, other_key_arr, 0, 33, other_key.compressed_form);
+       LDKCOption_ScalarZ *tweak_copy = MALLOC(sizeof(LDKCOption_ScalarZ), "LDKCOption_ScalarZ");
+       *tweak_copy = tweak;
+       int64_t tweak_ref = tag_ptr(tweak_copy, true);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->ecdh_meth, recipient_conv, other_key_arr, tweak_ref);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to ecdh in LDKKeysInterface from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_SharedSecretNoneZ ret_conv = *(LDKCResult_SharedSecretNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKCVec_u8Z get_destination_script_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_destination_script_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to get_destination_script in LDKKeysInterface from rust threw an exception.");
+       }
+       LDKCVec_u8Z ret_ref;
+       ret_ref.datalen = (*env)->GetArrayLength(env, ret);
+       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
+       (*env)->GetByteArrayRegion(env, ret, 0, ret_ref.datalen, ret_ref.data);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_ref;
 }
-
-static inline struct LDKChannelCounterparty CResult_ChannelCounterpartyDecodeErrorZ_get_ok(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelCounterparty_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelCounterpartyDecodeErrorZ* owner_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(owner & ~1);
-       LDKChannelCounterparty ret_var = CResult_ChannelCounterpartyDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+LDKShutdownScript get_shutdown_scriptpubkey_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_ChannelCounterpartyDecodeErrorZ_get_err(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelCounterpartyDecodeErrorZ* owner_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelCounterpartyDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_shutdown_scriptpubkey_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to get_shutdown_scriptpubkey in LDKKeysInterface from rust threw an exception.");
        }
-       return ret_ref;
-}
-
-static inline struct LDKChannelDetails CResult_ChannelDetailsDecodeErrorZ_get_ok(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelDetails_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelDetailsDecodeErrorZ* owner_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(owner & ~1);
-       LDKChannelDetails ret_var = CResult_ChannelDetailsDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       LDKShutdownScript ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_ChannelDetailsDecodeErrorZ_get_err(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
+       return ret_conv;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelDetailsDecodeErrorZ* owner_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelDetailsDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+LDKThirtyTwoBytes generate_channel_keys_id_LDKKeysInterface_jcall(const void* this_arg, bool inbound, uint64_t channel_value_satoshis, LDKU128 user_channel_id) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       return ret_ref;
-}
-
-static inline struct LDKPhantomRouteHints CResult_PhantomRouteHintsDecodeErrorZ_get_ok(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return PhantomRouteHints_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PhantomRouteHintsDecodeErrorZ* owner_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(owner & ~1);
-       LDKPhantomRouteHints ret_var = CResult_PhantomRouteHintsDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       jboolean inbound_conv = inbound;
+       int64_t channel_value_satoshis_conv = channel_value_satoshis;
+       int8_tArray user_channel_id_arr = (*env)->NewByteArray(env, 16);
+       (*env)->SetByteArrayRegion(env, user_channel_id_arr, 0, 16, user_channel_id.le_bytes);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->generate_channel_keys_id_meth, inbound_conv, channel_value_satoshis_conv, user_channel_id_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to generate_channel_keys_id in LDKKeysInterface from rust threw an exception.");
        }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_PhantomRouteHintsDecodeErrorZ_get_err(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PhantomRouteHintsDecodeErrorZ* owner_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_PhantomRouteHintsDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+       LDKThirtyTwoBytes ret_ref;
+       CHECK((*env)->GetArrayLength(env, ret) == 32);
+       (*env)->GetByteArrayRegion(env, ret, 0, 32, ret_ref.data);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_ref;
 }
-
-static inline LDKCVec_ChannelMonitorZ CVec_ChannelMonitorZ_clone(const LDKCVec_ChannelMonitorZ *orig) {
-       LDKCVec_ChannelMonitorZ ret = { .data = MALLOC(sizeof(LDKChannelMonitor) * orig->datalen, "LDKCVec_ChannelMonitorZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = ChannelMonitor_clone(&orig->data[i]);
+LDKSign derive_channel_signer_LDKKeysInterface_jcall(const void* this_arg, uint64_t channel_value_satoshis, LDKThirtyTwoBytes channel_keys_id) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       return ret;
-}
-typedef struct LDKWatch_JCalls {
-       atomic_size_t refcnt;
-       JavaVM *vm;
-       jweak o;
-       jmethodID watch_channel_meth;
-       jmethodID update_channel_meth;
-       jmethodID release_pending_monitor_events_meth;
-} LDKWatch_JCalls;
-static void LDKWatch_JCalls_free(void* this_arg) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               JNIEnv *env;
-               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-               } else {
-                       DO_ASSERT(get_jenv_res == JNI_OK);
-               }
-               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-               }
-               FREE(j_calls);
+       int64_t channel_value_satoshis_conv = channel_value_satoshis;
+       int8_tArray channel_keys_id_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, channel_keys_id_arr, 0, 32, channel_keys_id.data);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->derive_channel_signer_meth, channel_value_satoshis_conv, channel_keys_id_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to derive_channel_signer in LDKKeysInterface from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKSign ret_conv = *(LDKSign*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
+       return ret_conv;
 }
-LDKCResult_NoneChannelMonitorUpdateErrZ watch_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitor monitor) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+LDKThirtyTwoBytes get_secure_random_bytes_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -6511,42 +7481,51 @@ LDKCResult_NoneChannelMonitorUpdateErrZ watch_channel_LDKWatch_jcall(const void*
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       LDKOutPoint funding_txo_var = funding_txo;
-       int64_t funding_txo_ref = 0;
-       CHECK((((uintptr_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
-       funding_txo_ref = (uintptr_t)funding_txo_var.inner;
-       if (funding_txo_var.is_owned) {
-               funding_txo_ref |= 1;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_secure_random_bytes_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to get_secure_random_bytes in LDKKeysInterface from rust threw an exception.");
        }
-       LDKChannelMonitor monitor_var = monitor;
-       int64_t monitor_ref = 0;
-       CHECK((((uintptr_t)monitor_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&monitor_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_var);
-       monitor_ref = (uintptr_t)monitor_var.inner;
-       if (monitor_var.is_owned) {
-               monitor_ref |= 1;
+       LDKThirtyTwoBytes ret_ref;
+       CHECK((*env)->GetArrayLength(env, ret) == 32);
+       (*env)->GetByteArrayRegion(env, ret, 0, 32, ret_ref.data);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_ref;
+}
+LDKCResult_SignDecodeErrorZ read_chan_signer_LDKKeysInterface_jcall(const void* this_arg, LDKu8slice reader) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
        }
+       LDKu8slice reader_var = reader;
+       int8_tArray reader_arr = (*env)->NewByteArray(env, reader_var.datalen);
+       (*env)->SetByteArrayRegion(env, reader_arr, 0, reader_var.datalen, reader_var.data);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->watch_channel_meth, funding_txo_ref, monitor_ref);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->read_chan_signer_meth, reader_arr);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to watch_channel in LDKWatch from rust threw an exception.");
+               (*env)->FatalError(env, "A call to read_chan_signer in LDKKeysInterface from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
-       FREE((void*)ret);
+       LDKCResult_SignDecodeErrorZ ret_conv = *(LDKCResult_SignDecodeErrorZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-LDKCResult_NoneChannelMonitorUpdateErrZ update_channel_LDKWatch_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitorUpdate update) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+LDKCResult_RecoverableSignatureNoneZ sign_invoice_LDKKeysInterface_jcall(const void* this_arg, LDKu8slice hrp_bytes, LDKCVec_U5Z invoice_data, LDKRecipient receipient) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -6554,42 +7533,38 @@ LDKCResult_NoneChannelMonitorUpdateErrZ update_channel_LDKWatch_jcall(const void
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       LDKOutPoint funding_txo_var = funding_txo;
-       int64_t funding_txo_ref = 0;
-       CHECK((((uintptr_t)funding_txo_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&funding_txo_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_var);
-       funding_txo_ref = (uintptr_t)funding_txo_var.inner;
-       if (funding_txo_var.is_owned) {
-               funding_txo_ref |= 1;
-       }
-       LDKChannelMonitorUpdate update_var = update;
-       int64_t update_ref = 0;
-       CHECK((((uintptr_t)update_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&update_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_var);
-       update_ref = (uintptr_t)update_var.inner;
-       if (update_var.is_owned) {
-               update_ref |= 1;
+       LDKu8slice hrp_bytes_var = hrp_bytes;
+       int8_tArray hrp_bytes_arr = (*env)->NewByteArray(env, hrp_bytes_var.datalen);
+       (*env)->SetByteArrayRegion(env, hrp_bytes_arr, 0, hrp_bytes_var.datalen, hrp_bytes_var.data);
+       LDKCVec_U5Z invoice_data_var = invoice_data;
+       jobjectArray invoice_data_arr = NULL;
+       invoice_data_arr = (*env)->NewByteArray(env, invoice_data_var.datalen);
+       int8_t *invoice_data_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, invoice_data_arr, NULL);
+       for (size_t h = 0; h < invoice_data_var.datalen; h++) {
+               uint8_t invoice_data_conv_7_val = invoice_data_var.data[h]._0;
+               invoice_data_arr_ptr[h] = invoice_data_conv_7_val;
        }
+       (*env)->ReleasePrimitiveArrayCritical(env, invoice_data_arr, invoice_data_arr_ptr, 0);
+       FREE(invoice_data_var.data);
+       jclass receipient_conv = LDKRecipient_to_java(env, receipient);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->update_channel_meth, funding_txo_ref, update_ref);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_invoice_meth, hrp_bytes_arr, invoice_data_arr, receipient_conv);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to update_channel in LDKWatch from rust threw an exception.");
+               (*env)->FatalError(env, "A call to sign_invoice in LDKKeysInterface from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
-       FREE((void*)ret);
+       LDKCResult_RecoverableSignatureNoneZ ret_conv = *(LDKCResult_RecoverableSignatureNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ release_pending_monitor_events_LDKWatch_jcall(const void* this_arg) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+LDKThirtyTwoBytes get_inbound_payment_key_material_LDKKeysInterface_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -6599,128 +7574,224 @@ LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ release_pending_monitor_ev
        }
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       int64_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->release_pending_monitor_events_meth);
+       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_inbound_payment_key_material_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to release_pending_monitor_events in LDKWatch from rust threw an exception.");
-       }
-       LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ ret_constr;
-       ret_constr.datalen = (*env)->GetArrayLength(env, ret);
-       if (ret_constr.datalen > 0)
-               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ), "LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ Elements");
-       else
-               ret_constr.data = NULL;
-       int64_t* ret_vals = (*env)->GetLongArrayElements (env, ret, NULL);
-       for (size_t x = 0; x < ret_constr.datalen; x++) {
-               int64_t ret_conv_49 = ret_vals[x];
-               void* ret_conv_49_ptr = (void*)(((uintptr_t)ret_conv_49) & ~1);
-               CHECK_ACCESS(ret_conv_49_ptr);
-               LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ ret_conv_49_conv = *(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(ret_conv_49_ptr);
-               FREE((void*)ret_conv_49);
-               ret_constr.data[x] = ret_conv_49_conv;
+               (*env)->FatalError(env, "A call to get_inbound_payment_key_material in LDKKeysInterface from rust threw an exception.");
        }
-       (*env)->ReleaseLongArrayElements(env, ret, ret_vals, 0);
+       LDKThirtyTwoBytes ret_ref;
+       CHECK((*env)->GetArrayLength(env, ret) == 32);
+       (*env)->GetByteArrayRegion(env, ret, 0, 32, ret_ref.data);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_constr;
+       return ret_ref;
 }
-static void LDKWatch_JCalls_cloned(LDKWatch* new_obj) {
-       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) new_obj->this_arg;
+static void LDKKeysInterface_JCalls_cloned(LDKKeysInterface* new_obj) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKWatch LDKWatch_init (JNIEnv *env, jclass clz, jobject o) {
+static inline LDKKeysInterface LDKKeysInterface_init (JNIEnv *env, jclass clz, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
        CHECK(c != NULL);
-       LDKWatch_JCalls *calls = MALLOC(sizeof(LDKWatch_JCalls), "LDKWatch_JCalls");
+       LDKKeysInterface_JCalls *calls = MALLOC(sizeof(LDKKeysInterface_JCalls), "LDKKeysInterface_JCalls");
        atomic_init(&calls->refcnt, 1);
        DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->watch_channel_meth = (*env)->GetMethodID(env, c, "watch_channel", "(JJ)J");
-       CHECK(calls->watch_channel_meth != NULL);
-       calls->update_channel_meth = (*env)->GetMethodID(env, c, "update_channel", "(JJ)J");
-       CHECK(calls->update_channel_meth != NULL);
-       calls->release_pending_monitor_events_meth = (*env)->GetMethodID(env, c, "release_pending_monitor_events", "()[J");
-       CHECK(calls->release_pending_monitor_events_meth != NULL);
+       calls->get_node_secret_meth = (*env)->GetMethodID(env, c, "get_node_secret", "(Lorg/ldk/enums/Recipient;)J");
+       CHECK(calls->get_node_secret_meth != NULL);
+       calls->get_node_id_meth = (*env)->GetMethodID(env, c, "get_node_id", "(Lorg/ldk/enums/Recipient;)J");
+       CHECK(calls->get_node_id_meth != NULL);
+       calls->ecdh_meth = (*env)->GetMethodID(env, c, "ecdh", "(Lorg/ldk/enums/Recipient;[BJ)J");
+       CHECK(calls->ecdh_meth != NULL);
+       calls->get_destination_script_meth = (*env)->GetMethodID(env, c, "get_destination_script", "()[B");
+       CHECK(calls->get_destination_script_meth != NULL);
+       calls->get_shutdown_scriptpubkey_meth = (*env)->GetMethodID(env, c, "get_shutdown_scriptpubkey", "()J");
+       CHECK(calls->get_shutdown_scriptpubkey_meth != NULL);
+       calls->generate_channel_keys_id_meth = (*env)->GetMethodID(env, c, "generate_channel_keys_id", "(ZJ[B)[B");
+       CHECK(calls->generate_channel_keys_id_meth != NULL);
+       calls->derive_channel_signer_meth = (*env)->GetMethodID(env, c, "derive_channel_signer", "(J[B)J");
+       CHECK(calls->derive_channel_signer_meth != NULL);
+       calls->get_secure_random_bytes_meth = (*env)->GetMethodID(env, c, "get_secure_random_bytes", "()[B");
+       CHECK(calls->get_secure_random_bytes_meth != NULL);
+       calls->read_chan_signer_meth = (*env)->GetMethodID(env, c, "read_chan_signer", "([B)J");
+       CHECK(calls->read_chan_signer_meth != NULL);
+       calls->sign_invoice_meth = (*env)->GetMethodID(env, c, "sign_invoice", "([B[BLorg/ldk/enums/Recipient;)J");
+       CHECK(calls->sign_invoice_meth != NULL);
+       calls->get_inbound_payment_key_material_meth = (*env)->GetMethodID(env, c, "get_inbound_payment_key_material", "()[B");
+       CHECK(calls->get_inbound_payment_key_material_meth != NULL);
 
-       LDKWatch ret = {
+       LDKKeysInterface ret = {
                .this_arg = (void*) calls,
-               .watch_channel = watch_channel_LDKWatch_jcall,
-               .update_channel = update_channel_LDKWatch_jcall,
-               .release_pending_monitor_events = release_pending_monitor_events_LDKWatch_jcall,
-               .free = LDKWatch_JCalls_free,
+               .get_node_secret = get_node_secret_LDKKeysInterface_jcall,
+               .get_node_id = get_node_id_LDKKeysInterface_jcall,
+               .ecdh = ecdh_LDKKeysInterface_jcall,
+               .get_destination_script = get_destination_script_LDKKeysInterface_jcall,
+               .get_shutdown_scriptpubkey = get_shutdown_scriptpubkey_LDKKeysInterface_jcall,
+               .generate_channel_keys_id = generate_channel_keys_id_LDKKeysInterface_jcall,
+               .derive_channel_signer = derive_channel_signer_LDKKeysInterface_jcall,
+               .get_secure_random_bytes = get_secure_random_bytes_LDKKeysInterface_jcall,
+               .read_chan_signer = read_chan_signer_LDKKeysInterface_jcall,
+               .sign_invoice = sign_invoice_LDKKeysInterface_jcall,
+               .get_inbound_payment_key_material = get_inbound_payment_key_material_LDKKeysInterface_jcall,
+               .free = LDKKeysInterface_JCalls_free,
        };
        return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKWatch_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKWatch *res_ptr = MALLOC(sizeof(LDKWatch), "LDKWatch");
-       *res_ptr = LDKWatch_init(env, clz, o);
-       return (uint64_t)res_ptr;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKKeysInterface *res_ptr = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
+       *res_ptr = LDKKeysInterface_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Watch_1watch_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_txo, int64_t monitor) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
-       LDKOutPoint funding_txo_conv;
-       funding_txo_conv.inner = (void*)(funding_txo & (~1));
-       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
-       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
-       LDKChannelMonitor monitor_conv;
-       monitor_conv.inner = (void*)(monitor & (~1));
-       monitor_conv.is_owned = (monitor & 1) || (monitor == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(monitor_conv);
-       monitor_conv = ChannelMonitor_clone(&monitor_conv);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = (this_arg_conv->watch_channel)(this_arg_conv->this_arg, funding_txo_conv, monitor_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1node_1secret(JNIEnv *env, jclass clz, int64_t this_arg, jclass recipient) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKRecipient recipient_conv = LDKRecipient_from_java(env, recipient);
+       LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
+       *ret_conv = (this_arg_conv->get_node_secret)(this_arg_conv->this_arg, recipient_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Watch_1update_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_txo, int64_t update) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
-       LDKOutPoint funding_txo_conv;
-       funding_txo_conv.inner = (void*)(funding_txo & (~1));
-       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
-       funding_txo_conv = OutPoint_clone(&funding_txo_conv);
-       LDKChannelMonitorUpdate update_conv;
-       update_conv.inner = (void*)(update & (~1));
-       update_conv.is_owned = (update & 1) || (update == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_conv);
-       update_conv = ChannelMonitorUpdate_clone(&update_conv);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = (this_arg_conv->update_channel)(this_arg_conv->this_arg, funding_txo_conv, update_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1node_1id(JNIEnv *env, jclass clz, int64_t this_arg, jclass recipient) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKRecipient recipient_conv = LDKRecipient_from_java(env, recipient);
+       LDKCResult_PublicKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyNoneZ), "LDKCResult_PublicKeyNoneZ");
+       *ret_conv = (this_arg_conv->get_node_id)(this_arg_conv->this_arg, recipient_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Watch_1release_1pending_1monitor_1events(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKWatch* this_arg_conv = (LDKWatch*)this_arg_ptr;
-       LDKCVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ ret_var = (this_arg_conv->release_pending_monitor_events)(this_arg_conv->this_arg);
-       int64_tArray ret_arr = NULL;
-       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
-       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
-       for (size_t x = 0; x < ret_var.datalen; x++) {
-               LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* ret_conv_49_conv = MALLOC(sizeof(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ), "LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ");
-               *ret_conv_49_conv = ret_var.data[x];
-               ret_arr_ptr[x] = ((int64_t)ret_conv_49_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1ecdh(JNIEnv *env, jclass clz, int64_t this_arg, jclass recipient, int8_tArray other_key, int64_t tweak) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKRecipient recipient_conv = LDKRecipient_from_java(env, recipient);
+       LDKPublicKey other_key_ref;
+       CHECK((*env)->GetArrayLength(env, other_key) == 33);
+       (*env)->GetByteArrayRegion(env, other_key, 0, 33, other_key_ref.compressed_form);
+       void* tweak_ptr = untag_ptr(tweak);
+       CHECK_ACCESS(tweak_ptr);
+       LDKCOption_ScalarZ tweak_conv = *(LDKCOption_ScalarZ*)(tweak_ptr);
+       // WARNING: we may need a move here but no clone is available for LDKCOption_ScalarZ
+       LDKCResult_SharedSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SharedSecretNoneZ), "LDKCResult_SharedSecretNoneZ");
+       *ret_conv = (this_arg_conv->ecdh)(this_arg_conv->this_arg, recipient_conv, other_key_ref, tweak_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1destination_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKCVec_u8Z ret_var = (this_arg_conv->get_destination_script)(this_arg_conv->this_arg);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1shutdown_1scriptpubkey(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKShutdownScript ret_var = (this_arg_conv->get_shutdown_scriptpubkey)(this_arg_conv->this_arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_KeysInterface_1generate_1channel_1keys_1id(JNIEnv *env, jclass clz, int64_t this_arg, jboolean inbound, int64_t channel_value_satoshis, int8_tArray user_channel_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKU128 user_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id, 0, 16, user_channel_id_ref.le_bytes);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, (this_arg_conv->generate_channel_keys_id)(this_arg_conv->this_arg, inbound, channel_value_satoshis, user_channel_id_ref).data);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1derive_1channel_1signer(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_value_satoshis, int8_tArray channel_keys_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKThirtyTwoBytes channel_keys_id_ref;
+       CHECK((*env)->GetArrayLength(env, channel_keys_id) == 32);
+       (*env)->GetByteArrayRegion(env, channel_keys_id, 0, 32, channel_keys_id_ref.data);
+       LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
+       *ret_ret = (this_arg_conv->derive_channel_signer)(this_arg_conv->this_arg, channel_value_satoshis, channel_keys_id_ref);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1secure_1random_1bytes(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, (this_arg_conv->get_secure_random_bytes)(this_arg_conv->this_arg).data);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1read_1chan_1signer(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray reader) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKu8slice reader_ref;
+       reader_ref.datalen = (*env)->GetArrayLength(env, reader);
+       reader_ref.data = (*env)->GetByteArrayElements (env, reader, NULL);
+       LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
+       *ret_conv = (this_arg_conv->read_chan_signer)(this_arg_conv->this_arg, reader_ref);
+       (*env)->ReleaseByteArrayElements(env, reader, (int8_t*)reader_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1sign_1invoice(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray hrp_bytes, jobjectArray invoice_data, jclass receipient) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       LDKu8slice hrp_bytes_ref;
+       hrp_bytes_ref.datalen = (*env)->GetArrayLength(env, hrp_bytes);
+       hrp_bytes_ref.data = (*env)->GetByteArrayElements (env, hrp_bytes, NULL);
+       LDKCVec_U5Z invoice_data_constr;
+       invoice_data_constr.datalen = (*env)->GetArrayLength(env, invoice_data);
+       if (invoice_data_constr.datalen > 0)
+               invoice_data_constr.data = MALLOC(invoice_data_constr.datalen * sizeof(LDKU5), "LDKCVec_U5Z Elements");
+       else
+               invoice_data_constr.data = NULL;
+       int8_t* invoice_data_vals = (*env)->GetByteArrayElements (env, invoice_data, NULL);
+       for (size_t h = 0; h < invoice_data_constr.datalen; h++) {
+               int8_t invoice_data_conv_7 = invoice_data_vals[h];
+               
+               invoice_data_constr.data[h] = (LDKU5){ ._0 = invoice_data_conv_7 };
        }
-       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
-       FREE(ret_var.data);
+       (*env)->ReleaseByteArrayElements(env, invoice_data, invoice_data_vals, 0);
+       LDKRecipient receipient_conv = LDKRecipient_from_java(env, receipient);
+       LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
+       *ret_conv = (this_arg_conv->sign_invoice)(this_arg_conv->this_arg, hrp_bytes_ref, invoice_data_constr, receipient_conv);
+       (*env)->ReleaseByteArrayElements(env, hrp_bytes, (int8_t*)hrp_bytes_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1inbound_1payment_1key_1material(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, (this_arg_conv->get_inbound_payment_key_material)(this_arg_conv->this_arg).data);
        return ret_arr;
 }
 
-typedef struct LDKBroadcasterInterface_JCalls {
+typedef struct LDKFeeEstimator_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
        jweak o;
-       jmethodID broadcast_transaction_meth;
-} LDKBroadcasterInterface_JCalls;
-static void LDKBroadcasterInterface_JCalls_free(void* this_arg) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+       jmethodID get_est_sat_per_1000_weight_meth;
+} LDKFeeEstimator_JCalls;
+static void LDKFeeEstimator_JCalls_free(void* this_arg) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
                JNIEnv *env;
                jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -6736,8 +7807,8 @@ static void LDKBroadcasterInterface_JCalls_free(void* this_arg) {
                FREE(j_calls);
        }
 }
-void broadcast_transaction_LDKBroadcasterInterface_jcall(const void* this_arg, LDKTransaction tx) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+uint32_t get_est_sat_per_1000_weight_LDKFeeEstimator_jcall(const void* this_arg, LDKConfirmationTarget confirmation_target) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -6745,74 +7816,162 @@ void broadcast_transaction_LDKBroadcasterInterface_jcall(const void* this_arg, L
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       LDKTransaction tx_var = tx;
-       int8_tArray tx_arr = (*env)->NewByteArray(env, tx_var.datalen);
-       (*env)->SetByteArrayRegion(env, tx_arr, 0, tx_var.datalen, tx_var.data);
-       Transaction_free(tx_var);
+       jclass confirmation_target_conv = LDKConfirmationTarget_to_java(env, confirmation_target);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->broadcast_transaction_meth, tx_arr);
+       int32_t ret = (*env)->CallIntMethod(env, obj, j_calls->get_est_sat_per_1000_weight_meth, confirmation_target_conv);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to broadcast_transaction in LDKBroadcasterInterface from rust threw an exception.");
+               (*env)->FatalError(env, "A call to get_est_sat_per_1000_weight in LDKFeeEstimator from rust threw an exception.");
        }
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
+       return ret;
 }
-static void LDKBroadcasterInterface_JCalls_cloned(LDKBroadcasterInterface* new_obj) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) new_obj->this_arg;
+static void LDKFeeEstimator_JCalls_cloned(LDKFeeEstimator* new_obj) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKBroadcasterInterface LDKBroadcasterInterface_init (JNIEnv *env, jclass clz, jobject o) {
+static inline LDKFeeEstimator LDKFeeEstimator_init (JNIEnv *env, jclass clz, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
        CHECK(c != NULL);
-       LDKBroadcasterInterface_JCalls *calls = MALLOC(sizeof(LDKBroadcasterInterface_JCalls), "LDKBroadcasterInterface_JCalls");
+       LDKFeeEstimator_JCalls *calls = MALLOC(sizeof(LDKFeeEstimator_JCalls), "LDKFeeEstimator_JCalls");
        atomic_init(&calls->refcnt, 1);
        DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->broadcast_transaction_meth = (*env)->GetMethodID(env, c, "broadcast_transaction", "([B)V");
-       CHECK(calls->broadcast_transaction_meth != NULL);
+       calls->get_est_sat_per_1000_weight_meth = (*env)->GetMethodID(env, c, "get_est_sat_per_1000_weight", "(Lorg/ldk/enums/ConfirmationTarget;)I");
+       CHECK(calls->get_est_sat_per_1000_weight_meth != NULL);
 
-       LDKBroadcasterInterface ret = {
+       LDKFeeEstimator ret = {
                .this_arg = (void*) calls,
-               .broadcast_transaction = broadcast_transaction_LDKBroadcasterInterface_jcall,
-               .free = LDKBroadcasterInterface_JCalls_free,
+               .get_est_sat_per_1000_weight = get_est_sat_per_1000_weight_LDKFeeEstimator_jcall,
+               .free = LDKFeeEstimator_JCalls_free,
        };
        return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKBroadcasterInterface_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKBroadcasterInterface *res_ptr = MALLOC(sizeof(LDKBroadcasterInterface), "LDKBroadcasterInterface");
-       *res_ptr = LDKBroadcasterInterface_init(env, clz, o);
-       return (uint64_t)res_ptr;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKFeeEstimator_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKFeeEstimator *res_ptr = MALLOC(sizeof(LDKFeeEstimator), "LDKFeeEstimator");
+       *res_ptr = LDKFeeEstimator_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
 }
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BroadcasterInterface_1broadcast_1transaction(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray tx) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKBroadcasterInterface* this_arg_conv = (LDKBroadcasterInterface*)this_arg_ptr;
-       LDKTransaction tx_ref;
-       tx_ref.datalen = (*env)->GetArrayLength(env, tx);
-       tx_ref.data = MALLOC(tx_ref.datalen, "LDKTransaction Bytes");
-       (*env)->GetByteArrayRegion(env, tx, 0, tx_ref.datalen, tx_ref.data);
-       tx_ref.data_is_owned = true;
-       (this_arg_conv->broadcast_transaction)(this_arg_conv->this_arg, tx_ref);
+JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_FeeEstimator_1get_1est_1sat_1per_11000_1weight(JNIEnv *env, jclass clz, int64_t this_arg, jclass confirmation_target) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKFeeEstimator* this_arg_conv = (LDKFeeEstimator*)this_arg_ptr;
+       LDKConfirmationTarget confirmation_target_conv = LDKConfirmationTarget_from_java(env, confirmation_target);
+       int32_t ret_conv = (this_arg_conv->get_est_sat_per_1000_weight)(this_arg_conv->this_arg, confirmation_target_conv);
+       return ret_conv;
+}
+
+static inline struct LDKThirtyTwoBytes C2Tuple_BlockHashChannelManagerZ_get_a(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelManagerZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_BlockHashChannelManagerZ* owner_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_BlockHashChannelManagerZ_get_a(owner_conv).data);
+       return ret_arr;
+}
+
+static inline struct LDKChannelManager C2Tuple_BlockHashChannelManagerZ_get_b(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR owner){
+       LDKChannelManager ret = owner->b;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelManagerZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_BlockHashChannelManagerZ* owner_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)untag_ptr(owner);
+       LDKChannelManager ret_var = C2Tuple_BlockHashChannelManagerZ_get_b(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKC2Tuple_BlockHashChannelManagerZ *CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return &*owner->contents.result;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)untag_ptr(owner);
+       int64_t ret_ret = tag_ptr(CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(owner_conv), false);
+       return ret_ret;
+}
+
+static inline struct LDKDecodeError CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKChannelConfig CResult_ChannelConfigDecodeErrorZ_get_ok(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR owner){
+       LDKChannelConfig ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelConfigDecodeErrorZ* owner_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)untag_ptr(owner);
+       LDKChannelConfig ret_var = CResult_ChannelConfigDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelConfigDecodeErrorZ_get_err(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelConfigDecodeErrorZ* owner_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelConfigDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKOutPoint CResult_OutPointDecodeErrorZ_get_ok(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR owner){
+       LDKOutPoint ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_OutPointDecodeErrorZ* owner_conv = (LDKCResult_OutPointDecodeErrorZ*)untag_ptr(owner);
+       LDKOutPoint ret_var = CResult_OutPointDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_OutPointDecodeErrorZ_get_err(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_OutPointDecodeErrorZ* owner_conv = (LDKCResult_OutPointDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_OutPointDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
 }
 
-typedef struct LDKKeysInterface_JCalls {
+typedef struct LDKType_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
        jweak o;
-       jmethodID get_node_secret_meth;
-       jmethodID get_destination_script_meth;
-       jmethodID get_shutdown_scriptpubkey_meth;
-       jmethodID get_channel_signer_meth;
-       jmethodID get_secure_random_bytes_meth;
-       jmethodID read_chan_signer_meth;
-       jmethodID sign_invoice_meth;
-       jmethodID get_inbound_payment_key_material_meth;
-} LDKKeysInterface_JCalls;
-static void LDKKeysInterface_JCalls_free(void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       jmethodID type_id_meth;
+       jmethodID debug_str_meth;
+       jmethodID write_meth;
+} LDKType_JCalls;
+static void LDKType_JCalls_free(void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
                JNIEnv *env;
                jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -6828,8 +7987,8 @@ static void LDKKeysInterface_JCalls_free(void* this_arg) {
                FREE(j_calls);
        }
 }
-LDKCResult_SecretKeyNoneZ get_node_secret_LDKKeysInterface_jcall(const void* this_arg, LDKRecipient recipient) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+uint16_t type_id_LDKType_jcall(const void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -6837,25 +7996,20 @@ LDKCResult_SecretKeyNoneZ get_node_secret_LDKKeysInterface_jcall(const void* thi
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       jclass recipient_conv = LDKRecipient_to_java(env, recipient);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_node_secret_meth, recipient_conv);
+       int16_t ret = (*env)->CallShortMethod(env, obj, j_calls->type_id_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_node_secret in LDKKeysInterface from rust threw an exception.");
+               (*env)->FatalError(env, "A call to type_id in LDKType from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SecretKeyNoneZ ret_conv = *(LDKCResult_SecretKeyNoneZ*)(ret_ptr);
-       FREE((void*)ret);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_conv;
+       return ret;
 }
-LDKCVec_u8Z get_destination_script_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+LDKStr debug_str_LDKType_jcall(const void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -6865,22 +8019,19 @@ LDKCVec_u8Z get_destination_script_LDKKeysInterface_jcall(const void* this_arg)
        }
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_destination_script_meth);
+       jstring ret = (*env)->CallObjectMethod(env, obj, j_calls->debug_str_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_destination_script in LDKKeysInterface from rust threw an exception.");
+               (*env)->FatalError(env, "A call to debug_str in LDKType from rust threw an exception.");
        }
-       LDKCVec_u8Z ret_ref;
-       ret_ref.datalen = (*env)->GetArrayLength(env, ret);
-       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
-       (*env)->GetByteArrayRegion(env, ret, 0, ret_ref.datalen, ret_ref.data);
+       LDKStr ret_conv = java_to_owned_str(env, ret);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_ref;
+       return ret_conv;
 }
-LDKShutdownScript get_shutdown_scriptpubkey_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+LDKCVec_u8Z write_LDKType_jcall(const void* this_arg) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -6890,527 +8041,675 @@ LDKShutdownScript get_shutdown_scriptpubkey_LDKKeysInterface_jcall(const void* t
        }
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_shutdown_scriptpubkey_meth);
+       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->write_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_shutdown_scriptpubkey in LDKKeysInterface from rust threw an exception.");
+               (*env)->FatalError(env, "A call to write in LDKType from rust threw an exception.");
        }
-       LDKShutdownScript ret_conv;
-       ret_conv.inner = (void*)(ret & (~1));
-       ret_conv.is_owned = (ret & 1) || (ret == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       LDKCVec_u8Z ret_ref;
+       ret_ref.datalen = (*env)->GetArrayLength(env, ret);
+       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
+       (*env)->GetByteArrayRegion(env, ret, 0, ret_ref.datalen, ret_ref.data);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
+       return ret_ref;
+}
+static void LDKType_JCalls_cloned(LDKType* new_obj) {
+       LDKType_JCalls *j_calls = (LDKType_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKType LDKType_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKType_JCalls *calls = MALLOC(sizeof(LDKType_JCalls), "LDKType_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->type_id_meth = (*env)->GetMethodID(env, c, "type_id", "()S");
+       CHECK(calls->type_id_meth != NULL);
+       calls->debug_str_meth = (*env)->GetMethodID(env, c, "debug_str", "()Ljava/lang/String;");
+       CHECK(calls->debug_str_meth != NULL);
+       calls->write_meth = (*env)->GetMethodID(env, c, "write", "()[B");
+       CHECK(calls->write_meth != NULL);
+
+       LDKType ret = {
+               .this_arg = (void*) calls,
+               .type_id = type_id_LDKType_jcall,
+               .debug_str = debug_str_LDKType_jcall,
+               .write = write_LDKType_jcall,
+               .cloned = LDKType_JCalls_cloned,
+               .free = LDKType_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKType_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKType *res_ptr = MALLOC(sizeof(LDKType), "LDKType");
+       *res_ptr = LDKType_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_Type_1type_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
+       int16_t ret_conv = (this_arg_conv->type_id)(this_arg_conv->this_arg);
        return ret_conv;
 }
-LDKSign get_channel_signer_LDKKeysInterface_jcall(const void* this_arg, bool inbound, uint64_t channel_value_satoshis) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       jboolean inbound_conv = inbound;
-       int64_t channel_value_satoshis_conv = channel_value_satoshis;
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_channel_signer_meth, inbound_conv, channel_value_satoshis_conv);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_channel_signer in LDKKeysInterface from rust threw an exception.");
-       }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKSign ret_conv = *(LDKSign*)(ret_ptr);
-       FREE((void*)ret);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-       }
+
+JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Type_1debug_1str(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
+       LDKStr ret_str = (this_arg_conv->debug_str)(this_arg_conv->this_arg);
+       jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
+       Str_free(ret_str);
        return ret_conv;
 }
-LDKThirtyTwoBytes get_secure_random_bytes_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_secure_random_bytes_meth);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_secure_random_bytes in LDKKeysInterface from rust threw an exception.");
-       }
-       LDKThirtyTwoBytes ret_ref;
-       CHECK((*env)->GetArrayLength(env, ret) == 32);
-       (*env)->GetByteArrayRegion(env, ret, 0, 32, ret_ref.data);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Type_1write(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
+       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+static jclass LDKCOption_TypeZ_Some_class = NULL;
+static jmethodID LDKCOption_TypeZ_Some_meth = NULL;
+static jclass LDKCOption_TypeZ_None_class = NULL;
+static jmethodID LDKCOption_TypeZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1TypeZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_TypeZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_TypeZ$Some"));
+       CHECK(LDKCOption_TypeZ_Some_class != NULL);
+       LDKCOption_TypeZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_TypeZ_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_TypeZ_Some_meth != NULL);
+       LDKCOption_TypeZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_TypeZ$None"));
+       CHECK(LDKCOption_TypeZ_None_class != NULL);
+       LDKCOption_TypeZ_None_meth = (*env)->GetMethodID(env, LDKCOption_TypeZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_TypeZ_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1TypeZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_TypeZ *obj = (LDKCOption_TypeZ*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_TypeZ_Some: {
+                       LDKType* some_ret = MALLOC(sizeof(LDKType), "LDKType");
+                       *some_ret = Type_clone(&obj->some);
+                       return (*env)->NewObject(env, LDKCOption_TypeZ_Some_class, LDKCOption_TypeZ_Some_meth, tag_ptr(some_ret, true));
+               }
+               case LDKCOption_TypeZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_TypeZ_None_class, LDKCOption_TypeZ_None_meth);
+               }
+               default: abort();
        }
+}
+static inline struct LDKCOption_TypeZ CResult_COption_TypeZDecodeErrorZ_get_ok(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return COption_TypeZ_clone(&*owner->contents.result);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_COption_TypeZDecodeErrorZ* owner_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)untag_ptr(owner);
+       LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
+       *ret_copy = CResult_COption_TypeZDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
-LDKCResult_SignDecodeErrorZ read_chan_signer_LDKKeysInterface_jcall(const void* this_arg, LDKu8slice reader) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       LDKu8slice reader_var = reader;
-       int8_tArray reader_arr = (*env)->NewByteArray(env, reader_var.datalen);
-       (*env)->SetByteArrayRegion(env, reader_arr, 0, reader_var.datalen, reader_var.data);
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->read_chan_signer_meth, reader_arr);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to read_chan_signer in LDKKeysInterface from rust threw an exception.");
-       }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_SignDecodeErrorZ ret_conv = *(LDKCResult_SignDecodeErrorZ*)(ret_ptr);
-       FREE((void*)ret);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+
+static inline struct LDKDecodeError CResult_COption_TypeZDecodeErrorZ_get_err(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_COption_TypeZDecodeErrorZ* owner_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_COption_TypeZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static jclass LDKPaymentError_Invoice_class = NULL;
+static jmethodID LDKPaymentError_Invoice_meth = NULL;
+static jclass LDKPaymentError_Routing_class = NULL;
+static jmethodID LDKPaymentError_Routing_meth = NULL;
+static jclass LDKPaymentError_Sending_class = NULL;
+static jmethodID LDKPaymentError_Sending_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKPaymentError_init (JNIEnv *env, jclass clz) {
+       LDKPaymentError_Invoice_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentError$Invoice"));
+       CHECK(LDKPaymentError_Invoice_class != NULL);
+       LDKPaymentError_Invoice_meth = (*env)->GetMethodID(env, LDKPaymentError_Invoice_class, "<init>", "(Ljava/lang/String;)V");
+       CHECK(LDKPaymentError_Invoice_meth != NULL);
+       LDKPaymentError_Routing_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentError$Routing"));
+       CHECK(LDKPaymentError_Routing_class != NULL);
+       LDKPaymentError_Routing_meth = (*env)->GetMethodID(env, LDKPaymentError_Routing_class, "<init>", "(J)V");
+       CHECK(LDKPaymentError_Routing_meth != NULL);
+       LDKPaymentError_Sending_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentError$Sending"));
+       CHECK(LDKPaymentError_Sending_class != NULL);
+       LDKPaymentError_Sending_meth = (*env)->GetMethodID(env, LDKPaymentError_Sending_class, "<init>", "(J)V");
+       CHECK(LDKPaymentError_Sending_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKPaymentError *obj = (LDKPaymentError*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKPaymentError_Invoice: {
+                       LDKStr invoice_str = obj->invoice;
+                       jstring invoice_conv = str_ref_to_java(env, invoice_str.chars, invoice_str.len);
+                       return (*env)->NewObject(env, LDKPaymentError_Invoice_class, LDKPaymentError_Invoice_meth, invoice_conv);
+               }
+               case LDKPaymentError_Routing: {
+                       LDKLightningError routing_var = obj->routing;
+                       int64_t routing_ref = 0;
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(routing_var);
+                       routing_ref = tag_ptr(routing_var.inner, false);
+                       return (*env)->NewObject(env, LDKPaymentError_Routing_class, LDKPaymentError_Routing_meth, routing_ref);
+               }
+               case LDKPaymentError_Sending: {
+                       int64_t sending_ref = tag_ptr(&obj->sending, false);
+                       return (*env)->NewObject(env, LDKPaymentError_Sending_class, LDKPaymentError_Sending_meth, sending_ref);
+               }
+               default: abort();
        }
+}
+static inline struct LDKThirtyTwoBytes CResult_PaymentIdPaymentErrorZ_get_ok(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return ThirtyTwoBytes_clone(&*owner->contents.result);
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentIdPaymentErrorZ* owner_conv = (LDKCResult_PaymentIdPaymentErrorZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_PaymentIdPaymentErrorZ_get_ok(owner_conv).data);
+       return ret_arr;
+}
+
+static inline struct LDKPaymentError CResult_PaymentIdPaymentErrorZ_get_err(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PaymentError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PaymentIdPaymentErrorZ* owner_conv = (LDKCResult_PaymentIdPaymentErrorZ*)untag_ptr(owner);
+       LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
+       *ret_copy = CResult_PaymentIdPaymentErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline void CResult_NonePaymentErrorZ_get_ok(LDKCResult_NonePaymentErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NonePaymentErrorZ* owner_conv = (LDKCResult_NonePaymentErrorZ*)untag_ptr(owner);
+       CResult_NonePaymentErrorZ_get_ok(owner_conv);
+}
+
+static inline struct LDKPaymentError CResult_NonePaymentErrorZ_get_err(LDKCResult_NonePaymentErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return PaymentError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NonePaymentErrorZ* owner_conv = (LDKCResult_NonePaymentErrorZ*)untag_ptr(owner);
+       LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
+       *ret_copy = CResult_NonePaymentErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKStr CResult_StringErrorZ_get_ok(LDKCResult_StringErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_StringErrorZ* owner_conv = (LDKCResult_StringErrorZ*)untag_ptr(owner);
+       LDKStr ret_str = CResult_StringErrorZ_get_ok(owner_conv);
+       jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        return ret_conv;
 }
-LDKCResult_RecoverableSignatureNoneZ sign_invoice_LDKKeysInterface_jcall(const void* this_arg, LDKu8slice hrp_bytes, LDKCVec_u5Z invoice_data, LDKRecipient receipient) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       LDKu8slice hrp_bytes_var = hrp_bytes;
-       int8_tArray hrp_bytes_arr = (*env)->NewByteArray(env, hrp_bytes_var.datalen);
-       (*env)->SetByteArrayRegion(env, hrp_bytes_arr, 0, hrp_bytes_var.datalen, hrp_bytes_var.data);
-       LDKCVec_u5Z invoice_data_var = invoice_data;
-       jobjectArray invoice_data_arr = NULL;
-       invoice_data_arr = (*env)->NewByteArray(env, invoice_data_var.datalen);
-       int8_t *invoice_data_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, invoice_data_arr, NULL);
-       for (size_t h = 0; h < invoice_data_var.datalen; h++) {
-               uint8_t invoice_data_conv_7_val = invoice_data_var.data[h]._0;
-               invoice_data_arr_ptr[h] = invoice_data_conv_7_val;
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, invoice_data_arr, invoice_data_arr_ptr, 0);
-       FREE(invoice_data_var.data);
-       jclass receipient_conv = LDKRecipient_to_java(env, receipient);
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->sign_invoice_meth, hrp_bytes_arr, invoice_data_arr, receipient_conv);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to sign_invoice in LDKKeysInterface from rust threw an exception.");
-       }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_RecoverableSignatureNoneZ ret_conv = *(LDKCResult_RecoverableSignatureNoneZ*)(ret_ptr);
-       FREE((void*)ret);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-       }
+
+static inline enum LDKSecp256k1Error CResult_StringErrorZ_get_err(LDKCResult_StringErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_StringErrorZ* owner_conv = (LDKCResult_StringErrorZ*)untag_ptr(owner);
+       jclass ret_conv = LDKSecp256k1Error_to_java(env, CResult_StringErrorZ_get_err(owner_conv));
        return ret_conv;
 }
-LDKThirtyTwoBytes get_inbound_payment_key_material_LDKKeysInterface_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_inbound_payment_key_material_meth);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_inbound_payment_key_material in LDKKeysInterface from rust threw an exception.");
-       }
-       LDKThirtyTwoBytes ret_ref;
-       CHECK((*env)->GetArrayLength(env, ret) == 32);
-       (*env)->GetByteArrayRegion(env, ret, 0, 32, ret_ref.data);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+
+static inline struct LDKPublicKey CResult_PublicKeyErrorZ_get_ok(LDKCResult_PublicKeyErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PublicKeyErrorZ* owner_conv = (LDKCResult_PublicKeyErrorZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, CResult_PublicKeyErrorZ_get_ok(owner_conv).compressed_form);
+       return ret_arr;
+}
+
+static inline enum LDKSecp256k1Error CResult_PublicKeyErrorZ_get_err(LDKCResult_PublicKeyErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return *owner->contents.err;
+}
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_PublicKeyErrorZ* owner_conv = (LDKCResult_PublicKeyErrorZ*)untag_ptr(owner);
+       jclass ret_conv = LDKSecp256k1Error_to_java(env, CResult_PublicKeyErrorZ_get_err(owner_conv));
+       return ret_conv;
+}
+
+static inline struct LDKChannelMonitorUpdate CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR owner){
+       LDKChannelMonitorUpdate ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)untag_ptr(owner);
+       LDKChannelMonitorUpdate ret_var = CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_ChannelMonitorUpdateDecodeErrorZ_get_err(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelMonitorUpdateDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static jclass LDKCOption_MonitorEventZ_Some_class = NULL;
+static jmethodID LDKCOption_MonitorEventZ_Some_meth = NULL;
+static jclass LDKCOption_MonitorEventZ_None_class = NULL;
+static jmethodID LDKCOption_MonitorEventZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1MonitorEventZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_MonitorEventZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_MonitorEventZ$Some"));
+       CHECK(LDKCOption_MonitorEventZ_Some_class != NULL);
+       LDKCOption_MonitorEventZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_MonitorEventZ_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_MonitorEventZ_Some_meth != NULL);
+       LDKCOption_MonitorEventZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_MonitorEventZ$None"));
+       CHECK(LDKCOption_MonitorEventZ_None_class != NULL);
+       LDKCOption_MonitorEventZ_None_meth = (*env)->GetMethodID(env, LDKCOption_MonitorEventZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_MonitorEventZ_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1MonitorEventZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_MonitorEventZ *obj = (LDKCOption_MonitorEventZ*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_MonitorEventZ_Some: {
+                       int64_t some_ref = tag_ptr(&obj->some, false);
+                       return (*env)->NewObject(env, LDKCOption_MonitorEventZ_Some_class, LDKCOption_MonitorEventZ_Some_meth, some_ref);
+               }
+               case LDKCOption_MonitorEventZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_MonitorEventZ_None_class, LDKCOption_MonitorEventZ_None_meth);
+               }
+               default: abort();
        }
+}
+static inline struct LDKCOption_MonitorEventZ CResult_COption_MonitorEventZDecodeErrorZ_get_ok(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return COption_MonitorEventZ_clone(&*owner->contents.result);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_COption_MonitorEventZDecodeErrorZ* owner_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)untag_ptr(owner);
+       LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
+       *ret_copy = CResult_COption_MonitorEventZDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
-static void LDKKeysInterface_JCalls_cloned(LDKKeysInterface* new_obj) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+
+static inline struct LDKDecodeError CResult_COption_MonitorEventZDecodeErrorZ_get_err(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_COption_MonitorEventZDecodeErrorZ* owner_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_COption_MonitorEventZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
 }
-static inline LDKKeysInterface LDKKeysInterface_init (JNIEnv *env, jclass clz, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       CHECK(c != NULL);
-       LDKKeysInterface_JCalls *calls = MALLOC(sizeof(LDKKeysInterface_JCalls), "LDKKeysInterface_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
-       calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->get_node_secret_meth = (*env)->GetMethodID(env, c, "get_node_secret", "(Lorg/ldk/enums/Recipient;)J");
-       CHECK(calls->get_node_secret_meth != NULL);
-       calls->get_destination_script_meth = (*env)->GetMethodID(env, c, "get_destination_script", "()[B");
-       CHECK(calls->get_destination_script_meth != NULL);
-       calls->get_shutdown_scriptpubkey_meth = (*env)->GetMethodID(env, c, "get_shutdown_scriptpubkey", "()J");
-       CHECK(calls->get_shutdown_scriptpubkey_meth != NULL);
-       calls->get_channel_signer_meth = (*env)->GetMethodID(env, c, "get_channel_signer", "(ZJ)J");
-       CHECK(calls->get_channel_signer_meth != NULL);
-       calls->get_secure_random_bytes_meth = (*env)->GetMethodID(env, c, "get_secure_random_bytes", "()[B");
-       CHECK(calls->get_secure_random_bytes_meth != NULL);
-       calls->read_chan_signer_meth = (*env)->GetMethodID(env, c, "read_chan_signer", "([B)J");
-       CHECK(calls->read_chan_signer_meth != NULL);
-       calls->sign_invoice_meth = (*env)->GetMethodID(env, c, "sign_invoice", "([B[BLorg/ldk/enums/Recipient;)J");
-       CHECK(calls->sign_invoice_meth != NULL);
-       calls->get_inbound_payment_key_material_meth = (*env)->GetMethodID(env, c, "get_inbound_payment_key_material", "()[B");
-       CHECK(calls->get_inbound_payment_key_material_meth != NULL);
 
-       LDKKeysInterface ret = {
-               .this_arg = (void*) calls,
-               .get_node_secret = get_node_secret_LDKKeysInterface_jcall,
-               .get_destination_script = get_destination_script_LDKKeysInterface_jcall,
-               .get_shutdown_scriptpubkey = get_shutdown_scriptpubkey_LDKKeysInterface_jcall,
-               .get_channel_signer = get_channel_signer_LDKKeysInterface_jcall,
-               .get_secure_random_bytes = get_secure_random_bytes_LDKKeysInterface_jcall,
-               .read_chan_signer = read_chan_signer_LDKKeysInterface_jcall,
-               .sign_invoice = sign_invoice_LDKKeysInterface_jcall,
-               .get_inbound_payment_key_material = get_inbound_payment_key_material_LDKKeysInterface_jcall,
-               .free = LDKKeysInterface_JCalls_free,
-       };
+static inline struct LDKHTLCUpdate CResult_HTLCUpdateDecodeErrorZ_get_ok(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR owner){
+       LDKHTLCUpdate ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_HTLCUpdateDecodeErrorZ* owner_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)untag_ptr(owner);
+       LDKHTLCUpdate ret_var = CResult_HTLCUpdateDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_HTLCUpdateDecodeErrorZ_get_err(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_HTLCUpdateDecodeErrorZ* owner_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_HTLCUpdateDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKOutPoint C2Tuple_OutPointScriptZ_get_a(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR owner){
+       LDKOutPoint ret = owner->a;
+       ret.is_owned = false;
        return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKKeysInterface *res_ptr = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
-       *res_ptr = LDKKeysInterface_init(env, clz, o);
-       return (uint64_t)res_ptr;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_OutPointScriptZ* owner_conv = (LDKC2Tuple_OutPointScriptZ*)untag_ptr(owner);
+       LDKOutPoint ret_var = C2Tuple_OutPointScriptZ_get_a(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKCVec_u8Z C2Tuple_OutPointScriptZ_get_b(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR owner){
+       return CVec_u8Z_clone(&owner->b);
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_OutPointScriptZ* owner_conv = (LDKC2Tuple_OutPointScriptZ*)untag_ptr(owner);
+       LDKCVec_u8Z ret_var = C2Tuple_OutPointScriptZ_get_b(owner_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+static inline uint32_t C2Tuple_u32ScriptZ_get_a(LDKC2Tuple_u32ScriptZ *NONNULL_PTR owner){
+       return owner->a;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1node_1secret(JNIEnv *env, jclass clz, int64_t this_arg, jclass recipient) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKRecipient recipient_conv = LDKRecipient_from_java(env, recipient);
-       LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
-       *ret_conv = (this_arg_conv->get_node_secret)(this_arg_conv->this_arg, recipient_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_u32ScriptZ* owner_conv = (LDKC2Tuple_u32ScriptZ*)untag_ptr(owner);
+       int32_t ret_conv = C2Tuple_u32ScriptZ_get_a(owner_conv);
+       return ret_conv;
 }
 
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1destination_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKCVec_u8Z ret_var = (this_arg_conv->get_destination_script)(this_arg_conv->this_arg);
+static inline struct LDKCVec_u8Z C2Tuple_u32ScriptZ_get_b(LDKC2Tuple_u32ScriptZ *NONNULL_PTR owner){
+       return CVec_u8Z_clone(&owner->b);
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_u32ScriptZ* owner_conv = (LDKC2Tuple_u32ScriptZ*)untag_ptr(owner);
+       LDKCVec_u8Z ret_var = C2Tuple_u32ScriptZ_get_b(owner_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
        CVec_u8Z_free(ret_var);
        return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1shutdown_1scriptpubkey(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKShutdownScript ret_var = (this_arg_conv->get_shutdown_scriptpubkey)(this_arg_conv->this_arg);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+static inline LDKCVec_C2Tuple_u32ScriptZZ CVec_C2Tuple_u32ScriptZZ_clone(const LDKCVec_C2Tuple_u32ScriptZZ *orig) {
+       LDKCVec_C2Tuple_u32ScriptZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ) * orig->datalen, "LDKCVec_C2Tuple_u32ScriptZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_u32ScriptZ_clone(&orig->data[i]);
        }
-       return ret_ref;
+       return ret;
 }
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1channel_1signer(JNIEnv *env, jclass clz, int64_t this_arg, jboolean inbound, int64_t channel_value_satoshis) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
-       *ret_ret = (this_arg_conv->get_channel_signer)(this_arg_conv->this_arg, inbound, channel_value_satoshis);
-       return (int64_t)ret_ret;
+static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR owner){
+       return ThirtyTwoBytes_clone(&owner->a);
 }
-
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1secure_1random_1bytes(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, (this_arg_conv->get_secure_random_bytes)(this_arg_conv->this_arg).data);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(owner_conv).data);
        return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1read_1chan_1signer(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray reader) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKu8slice reader_ref;
-       reader_ref.datalen = (*env)->GetArrayLength(env, reader);
-       reader_ref.data = (*env)->GetByteArrayElements (env, reader, NULL);
-       LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
-       *ret_conv = (this_arg_conv->read_chan_signer)(this_arg_conv->this_arg, reader_ref);
-       (*env)->ReleaseByteArrayElements(env, reader, (int8_t*)reader_ref.data, 0);
-       return (int64_t)ret_conv;
+static inline struct LDKCVec_C2Tuple_u32ScriptZZ C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR owner){
+       return CVec_C2Tuple_u32ScriptZZ_clone(&owner->b);
 }
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysInterface_1sign_1invoice(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray hrp_bytes, jobjectArray invoice_data, jclass receipient) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       LDKu8slice hrp_bytes_ref;
-       hrp_bytes_ref.datalen = (*env)->GetArrayLength(env, hrp_bytes);
-       hrp_bytes_ref.data = (*env)->GetByteArrayElements (env, hrp_bytes, NULL);
-       LDKCVec_u5Z invoice_data_constr;
-       invoice_data_constr.datalen = (*env)->GetArrayLength(env, invoice_data);
-       if (invoice_data_constr.datalen > 0)
-               invoice_data_constr.data = MALLOC(invoice_data_constr.datalen * sizeof(LDKu5), "LDKCVec_u5Z Elements");
-       else
-               invoice_data_constr.data = NULL;
-       int8_t* invoice_data_vals = (*env)->GetByteArrayElements (env, invoice_data, NULL);
-       for (size_t h = 0; h < invoice_data_constr.datalen; h++) {
-               int8_t invoice_data_conv_7 = invoice_data_vals[h];
-               
-               invoice_data_constr.data[h] = (LDKu5){ ._0 = invoice_data_conv_7 };
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)untag_ptr(owner);
+       LDKCVec_C2Tuple_u32ScriptZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(owner_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t v = 0; v < ret_var.datalen; v++) {
+               LDKC2Tuple_u32ScriptZ* ret_conv_21_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
+               *ret_conv_21_conv = ret_var.data[v];
+               ret_arr_ptr[v] = tag_ptr(ret_conv_21_conv, true);
        }
-       (*env)->ReleaseByteArrayElements(env, invoice_data, invoice_data_vals, 0);
-       LDKRecipient receipient_conv = LDKRecipient_from_java(env, receipient);
-       LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
-       *ret_conv = (this_arg_conv->sign_invoice)(this_arg_conv->this_arg, hrp_bytes_ref, invoice_data_constr, receipient_conv);
-       (*env)->ReleaseByteArrayElements(env, hrp_bytes, (int8_t*)hrp_bytes_ref.data, 0);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_KeysInterface_1get_1inbound_1payment_1key_1material(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKKeysInterface* this_arg_conv = (LDKKeysInterface*)this_arg_ptr;
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, (this_arg_conv->get_inbound_payment_key_material)(this_arg_conv->this_arg).data);
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
        return ret_arr;
 }
 
-typedef struct LDKFeeEstimator_JCalls {
-       atomic_size_t refcnt;
-       JavaVM *vm;
-       jweak o;
-       jmethodID get_est_sat_per_1000_weight_meth;
-} LDKFeeEstimator_JCalls;
-static void LDKFeeEstimator_JCalls_free(void* this_arg) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               JNIEnv *env;
-               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-               } else {
-                       DO_ASSERT(get_jenv_res == JNI_OK);
-               }
-               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-               }
-               FREE(j_calls);
+static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ *orig) {
+       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(&orig->data[i]);
        }
+       return ret;
 }
-uint32_t get_est_sat_per_1000_weight_LDKFeeEstimator_jcall(const void* this_arg, LDKConfirmationTarget confirmation_target) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       jclass confirmation_target_conv = LDKConfirmationTarget_to_java(env, confirmation_target);
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       int32_t ret = (*env)->CallIntMethod(env, obj, j_calls->get_est_sat_per_1000_weight_meth, confirmation_target_conv);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_est_sat_per_1000_weight in LDKFeeEstimator from rust threw an exception.");
-       }
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+static inline LDKCVec_EventZ CVec_EventZ_clone(const LDKCVec_EventZ *orig) {
+       LDKCVec_EventZ ret = { .data = MALLOC(sizeof(LDKEvent) * orig->datalen, "LDKCVec_EventZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = Event_clone(&orig->data[i]);
        }
        return ret;
 }
-static void LDKFeeEstimator_JCalls_cloned(LDKFeeEstimator* new_obj) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+static inline uint32_t C2Tuple_u32TxOutZ_get_a(LDKC2Tuple_u32TxOutZ *NONNULL_PTR owner){
+       return owner->a;
 }
-static inline LDKFeeEstimator LDKFeeEstimator_init (JNIEnv *env, jclass clz, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       CHECK(c != NULL);
-       LDKFeeEstimator_JCalls *calls = MALLOC(sizeof(LDKFeeEstimator_JCalls), "LDKFeeEstimator_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
-       calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->get_est_sat_per_1000_weight_meth = (*env)->GetMethodID(env, c, "get_est_sat_per_1000_weight", "(Lorg/ldk/enums/ConfirmationTarget;)I");
-       CHECK(calls->get_est_sat_per_1000_weight_meth != NULL);
-
-       LDKFeeEstimator ret = {
-               .this_arg = (void*) calls,
-               .get_est_sat_per_1000_weight = get_est_sat_per_1000_weight_LDKFeeEstimator_jcall,
-               .free = LDKFeeEstimator_JCalls_free,
-       };
-       return ret;
+JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_u32TxOutZ* owner_conv = (LDKC2Tuple_u32TxOutZ*)untag_ptr(owner);
+       int32_t ret_conv = C2Tuple_u32TxOutZ_get_a(owner_conv);
+       return ret_conv;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKFeeEstimator_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKFeeEstimator *res_ptr = MALLOC(sizeof(LDKFeeEstimator), "LDKFeeEstimator");
-       *res_ptr = LDKFeeEstimator_init(env, clz, o);
-       return (uint64_t)res_ptr;
+
+static inline struct LDKTxOut C2Tuple_u32TxOutZ_get_b(LDKC2Tuple_u32TxOutZ *NONNULL_PTR owner){
+       return TxOut_clone(&owner->b);
 }
-JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_FeeEstimator_1get_1est_1sat_1per_11000_1weight(JNIEnv *env, jclass clz, int64_t this_arg, jclass confirmation_target) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKFeeEstimator* this_arg_conv = (LDKFeeEstimator*)this_arg_ptr;
-       LDKConfirmationTarget confirmation_target_conv = LDKConfirmationTarget_from_java(env, confirmation_target);
-       int32_t ret_conv = (this_arg_conv->get_est_sat_per_1000_weight)(this_arg_conv->this_arg, confirmation_target_conv);
-       return ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_u32TxOutZ* owner_conv = (LDKC2Tuple_u32TxOutZ*)untag_ptr(owner);
+       LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
+       *ret_ref = C2Tuple_u32TxOutZ_get_b(owner_conv);
+       return tag_ptr(ret_ref, true);
 }
 
-static inline struct LDKThirtyTwoBytes C2Tuple_BlockHashChannelManagerZ_get_a(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR owner){
+static inline LDKCVec_C2Tuple_u32TxOutZZ CVec_C2Tuple_u32TxOutZZ_clone(const LDKCVec_C2Tuple_u32TxOutZZ *orig) {
+       LDKCVec_C2Tuple_u32TxOutZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ) * orig->datalen, "LDKCVec_C2Tuple_u32TxOutZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_u32TxOutZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR owner){
        return ThirtyTwoBytes_clone(&owner->a);
 }
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelManagerZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_BlockHashChannelManagerZ* owner_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)(owner & ~1);
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_BlockHashChannelManagerZ_get_a(owner_conv).data);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(owner_conv).data);
        return ret_arr;
 }
 
-static inline struct LDKChannelManager *C2Tuple_BlockHashChannelManagerZ_get_b(LDKC2Tuple_BlockHashChannelManagerZ *NONNULL_PTR owner){
-       return &owner->b;
+static inline struct LDKCVec_C2Tuple_u32TxOutZZ C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR owner){
+       return CVec_C2Tuple_u32TxOutZZ_clone(&owner->b);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelManagerZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_BlockHashChannelManagerZ* owner_conv = (LDKC2Tuple_BlockHashChannelManagerZ*)(owner & ~1);
-       LDKChannelManager ret_var = *C2Tuple_BlockHashChannelManagerZ_get_b(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner & ~1;
-       return ret_ref;
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)untag_ptr(owner);
+       LDKCVec_C2Tuple_u32TxOutZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(owner_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t u = 0; u < ret_var.datalen; u++) {
+               LDKC2Tuple_u32TxOutZ* ret_conv_20_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
+               *ret_conv_20_conv = ret_var.data[u];
+               ret_arr_ptr[u] = tag_ptr(ret_conv_20_conv, true);
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
 }
 
-static inline struct LDKC2Tuple_BlockHashChannelManagerZ *CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return &*owner->contents.result;
+static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ *orig) {
+       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(&orig->data[i]);
+       }
+       return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(owner & ~1);
-       int64_t ret_ret = (uintptr_t)CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_ok(owner_conv) | 1;
-       return ret_ret;
+static jclass LDKBalance_ClaimableOnChannelClose_class = NULL;
+static jmethodID LDKBalance_ClaimableOnChannelClose_meth = NULL;
+static jclass LDKBalance_ClaimableAwaitingConfirmations_class = NULL;
+static jmethodID LDKBalance_ClaimableAwaitingConfirmations_meth = NULL;
+static jclass LDKBalance_ContentiousClaimable_class = NULL;
+static jmethodID LDKBalance_ContentiousClaimable_meth = NULL;
+static jclass LDKBalance_MaybeTimeoutClaimableHTLC_class = NULL;
+static jmethodID LDKBalance_MaybeTimeoutClaimableHTLC_meth = NULL;
+static jclass LDKBalance_MaybePreimageClaimableHTLC_class = NULL;
+static jmethodID LDKBalance_MaybePreimageClaimableHTLC_meth = NULL;
+static jclass LDKBalance_CounterpartyRevokedOutputClaimable_class = NULL;
+static jmethodID LDKBalance_CounterpartyRevokedOutputClaimable_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKBalance_init (JNIEnv *env, jclass clz) {
+       LDKBalance_ClaimableOnChannelClose_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$ClaimableOnChannelClose"));
+       CHECK(LDKBalance_ClaimableOnChannelClose_class != NULL);
+       LDKBalance_ClaimableOnChannelClose_meth = (*env)->GetMethodID(env, LDKBalance_ClaimableOnChannelClose_class, "<init>", "(J)V");
+       CHECK(LDKBalance_ClaimableOnChannelClose_meth != NULL);
+       LDKBalance_ClaimableAwaitingConfirmations_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$ClaimableAwaitingConfirmations"));
+       CHECK(LDKBalance_ClaimableAwaitingConfirmations_class != NULL);
+       LDKBalance_ClaimableAwaitingConfirmations_meth = (*env)->GetMethodID(env, LDKBalance_ClaimableAwaitingConfirmations_class, "<init>", "(JI)V");
+       CHECK(LDKBalance_ClaimableAwaitingConfirmations_meth != NULL);
+       LDKBalance_ContentiousClaimable_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$ContentiousClaimable"));
+       CHECK(LDKBalance_ContentiousClaimable_class != NULL);
+       LDKBalance_ContentiousClaimable_meth = (*env)->GetMethodID(env, LDKBalance_ContentiousClaimable_class, "<init>", "(JI)V");
+       CHECK(LDKBalance_ContentiousClaimable_meth != NULL);
+       LDKBalance_MaybeTimeoutClaimableHTLC_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$MaybeTimeoutClaimableHTLC"));
+       CHECK(LDKBalance_MaybeTimeoutClaimableHTLC_class != NULL);
+       LDKBalance_MaybeTimeoutClaimableHTLC_meth = (*env)->GetMethodID(env, LDKBalance_MaybeTimeoutClaimableHTLC_class, "<init>", "(JI)V");
+       CHECK(LDKBalance_MaybeTimeoutClaimableHTLC_meth != NULL);
+       LDKBalance_MaybePreimageClaimableHTLC_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$MaybePreimageClaimableHTLC"));
+       CHECK(LDKBalance_MaybePreimageClaimableHTLC_class != NULL);
+       LDKBalance_MaybePreimageClaimableHTLC_meth = (*env)->GetMethodID(env, LDKBalance_MaybePreimageClaimableHTLC_class, "<init>", "(JI)V");
+       CHECK(LDKBalance_MaybePreimageClaimableHTLC_meth != NULL);
+       LDKBalance_CounterpartyRevokedOutputClaimable_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$CounterpartyRevokedOutputClaimable"));
+       CHECK(LDKBalance_CounterpartyRevokedOutputClaimable_class != NULL);
+       LDKBalance_CounterpartyRevokedOutputClaimable_meth = (*env)->GetMethodID(env, LDKBalance_CounterpartyRevokedOutputClaimable_class, "<init>", "(J)V");
+       CHECK(LDKBalance_CounterpartyRevokedOutputClaimable_meth != NULL);
 }
-
-static inline struct LDKDecodeError CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKBalance_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKBalance *obj = (LDKBalance*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKBalance_ClaimableOnChannelClose: {
+                       int64_t claimable_amount_satoshis_conv = obj->claimable_on_channel_close.claimable_amount_satoshis;
+                       return (*env)->NewObject(env, LDKBalance_ClaimableOnChannelClose_class, LDKBalance_ClaimableOnChannelClose_meth, claimable_amount_satoshis_conv);
+               }
+               case LDKBalance_ClaimableAwaitingConfirmations: {
+                       int64_t claimable_amount_satoshis_conv = obj->claimable_awaiting_confirmations.claimable_amount_satoshis;
+                       int32_t confirmation_height_conv = obj->claimable_awaiting_confirmations.confirmation_height;
+                       return (*env)->NewObject(env, LDKBalance_ClaimableAwaitingConfirmations_class, LDKBalance_ClaimableAwaitingConfirmations_meth, claimable_amount_satoshis_conv, confirmation_height_conv);
+               }
+               case LDKBalance_ContentiousClaimable: {
+                       int64_t claimable_amount_satoshis_conv = obj->contentious_claimable.claimable_amount_satoshis;
+                       int32_t timeout_height_conv = obj->contentious_claimable.timeout_height;
+                       return (*env)->NewObject(env, LDKBalance_ContentiousClaimable_class, LDKBalance_ContentiousClaimable_meth, claimable_amount_satoshis_conv, timeout_height_conv);
+               }
+               case LDKBalance_MaybeTimeoutClaimableHTLC: {
+                       int64_t claimable_amount_satoshis_conv = obj->maybe_timeout_claimable_htlc.claimable_amount_satoshis;
+                       int32_t claimable_height_conv = obj->maybe_timeout_claimable_htlc.claimable_height;
+                       return (*env)->NewObject(env, LDKBalance_MaybeTimeoutClaimableHTLC_class, LDKBalance_MaybeTimeoutClaimableHTLC_meth, claimable_amount_satoshis_conv, claimable_height_conv);
+               }
+               case LDKBalance_MaybePreimageClaimableHTLC: {
+                       int64_t claimable_amount_satoshis_conv = obj->maybe_preimage_claimable_htlc.claimable_amount_satoshis;
+                       int32_t expiry_height_conv = obj->maybe_preimage_claimable_htlc.expiry_height;
+                       return (*env)->NewObject(env, LDKBalance_MaybePreimageClaimableHTLC_class, LDKBalance_MaybePreimageClaimableHTLC_meth, claimable_amount_satoshis_conv, expiry_height_conv);
+               }
+               case LDKBalance_CounterpartyRevokedOutputClaimable: {
+                       int64_t claimable_amount_satoshis_conv = obj->counterparty_revoked_output_claimable.claimable_amount_satoshis;
+                       return (*env)->NewObject(env, LDKBalance_CounterpartyRevokedOutputClaimable_class, LDKBalance_CounterpartyRevokedOutputClaimable_meth, claimable_amount_satoshis_conv);
+               }
+               default: abort();
+       }
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
+static inline LDKCVec_BalanceZ CVec_BalanceZ_clone(const LDKCVec_BalanceZ *orig) {
+       LDKCVec_BalanceZ ret = { .data = MALLOC(sizeof(LDKBalance) * orig->datalen, "LDKCVec_BalanceZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = Balance_clone(&orig->data[i]);
        }
-       return ret_ref;
+       return ret;
 }
-
-static inline struct LDKChannelConfig CResult_ChannelConfigDecodeErrorZ_get_ok(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR owner){
+static inline struct LDKC2Tuple_BlockHashChannelMonitorZ CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR owner){
 CHECK(owner->result_ok);
-       return ChannelConfig_clone(&*owner->contents.result);
+       return C2Tuple_BlockHashChannelMonitorZ_clone(&*owner->contents.result);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelConfigDecodeErrorZ* owner_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(owner & ~1);
-       LDKChannelConfig ret_var = CResult_ChannelConfigDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)untag_ptr(owner);
+       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
+       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(owner_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-static inline struct LDKDecodeError CResult_ChannelConfigDecodeErrorZ_get_err(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR owner){
+static inline struct LDKDecodeError CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelConfigDecodeErrorZ* owner_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelConfigDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline struct LDKOutPoint CResult_OutPointDecodeErrorZ_get_ok(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return OutPoint_clone(&*owner->contents.result);
+static inline struct LDKPublicKey C2Tuple_PublicKeyTypeZ_get_a(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR owner){
+       return owner->a;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_OutPointDecodeErrorZ* owner_conv = (LDKCResult_OutPointDecodeErrorZ*)(owner & ~1);
-       LDKOutPoint ret_var = CResult_OutPointDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_PublicKeyTypeZ* owner_conv = (LDKC2Tuple_PublicKeyTypeZ*)untag_ptr(owner);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, C2Tuple_PublicKeyTypeZ_get_a(owner_conv).compressed_form);
+       return ret_arr;
 }
 
-static inline struct LDKDecodeError CResult_OutPointDecodeErrorZ_get_err(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
+static inline struct LDKType C2Tuple_PublicKeyTypeZ_get_b(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR owner){
+       return Type_clone(&owner->b);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_OutPointDecodeErrorZ* owner_conv = (LDKCResult_OutPointDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_OutPointDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_PublicKeyTypeZ* owner_conv = (LDKC2Tuple_PublicKeyTypeZ*)untag_ptr(owner);
+       LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
+       *ret_ret = C2Tuple_PublicKeyTypeZ_get_b(owner_conv);
+       return tag_ptr(ret_ret, true);
 }
 
-typedef struct LDKType_JCalls {
+static inline LDKCVec_C2Tuple_PublicKeyTypeZZ CVec_C2Tuple_PublicKeyTypeZZ_clone(const LDKCVec_C2Tuple_PublicKeyTypeZZ *orig) {
+       LDKCVec_C2Tuple_PublicKeyTypeZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ) * orig->datalen, "LDKCVec_C2Tuple_PublicKeyTypeZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_PublicKeyTypeZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
+typedef struct LDKCustomOnionMessageContents_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
        jweak o;
-       jmethodID type_id_meth;
-       jmethodID debug_str_meth;
+       jmethodID tlv_type_meth;
        jmethodID write_meth;
-} LDKType_JCalls;
-static void LDKType_JCalls_free(void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
+} LDKCustomOnionMessageContents_JCalls;
+static void LDKCustomOnionMessageContents_JCalls_free(void* this_arg) {
+       LDKCustomOnionMessageContents_JCalls *j_calls = (LDKCustomOnionMessageContents_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
                JNIEnv *env;
                jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -7426,8 +8725,8 @@ static void LDKType_JCalls_free(void* this_arg) {
                FREE(j_calls);
        }
 }
-uint16_t type_id_LDKType_jcall(const void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
+uint64_t tlv_type_LDKCustomOnionMessageContents_jcall(const void* this_arg) {
+       LDKCustomOnionMessageContents_JCalls *j_calls = (LDKCustomOnionMessageContents_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -7437,40 +8736,18 @@ uint16_t type_id_LDKType_jcall(const void* this_arg) {
        }
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       int16_t ret = (*env)->CallShortMethod(env, obj, j_calls->type_id_meth);
+       int64_t ret = (*env)->CallLongMethod(env, obj, j_calls->tlv_type_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to type_id in LDKType from rust threw an exception.");
+               (*env)->FatalError(env, "A call to tlv_type in LDKCustomOnionMessageContents from rust threw an exception.");
        }
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret;
 }
-LDKStr debug_str_LDKType_jcall(const void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       jstring ret = (*env)->CallObjectMethod(env, obj, j_calls->debug_str_meth);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to debug_str in LDKType from rust threw an exception.");
-       }
-       LDKStr ret_conv = java_to_owned_str(env, ret);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-       }
-       return ret_conv;
-}
-LDKCVec_u8Z write_LDKType_jcall(const void* this_arg) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) this_arg;
+LDKCVec_u8Z write_LDKCustomOnionMessageContents_jcall(const void* this_arg) {
+       LDKCustomOnionMessageContents_JCalls *j_calls = (LDKCustomOnionMessageContents_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -7483,7 +8760,7 @@ LDKCVec_u8Z write_LDKType_jcall(const void* this_arg) {
        int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->write_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to write in LDKType from rust threw an exception.");
+               (*env)->FatalError(env, "A call to write in LDKCustomOnionMessageContents from rust threw an exception.");
        }
        LDKCVec_u8Z ret_ref;
        ret_ref.datalen = (*env)->GetArrayLength(env, ret);
@@ -7494,61 +8771,48 @@ LDKCVec_u8Z write_LDKType_jcall(const void* this_arg) {
        }
        return ret_ref;
 }
-static void LDKType_JCalls_cloned(LDKType* new_obj) {
-       LDKType_JCalls *j_calls = (LDKType_JCalls*) new_obj->this_arg;
+static void LDKCustomOnionMessageContents_JCalls_cloned(LDKCustomOnionMessageContents* new_obj) {
+       LDKCustomOnionMessageContents_JCalls *j_calls = (LDKCustomOnionMessageContents_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKType LDKType_init (JNIEnv *env, jclass clz, jobject o) {
+static inline LDKCustomOnionMessageContents LDKCustomOnionMessageContents_init (JNIEnv *env, jclass clz, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
        CHECK(c != NULL);
-       LDKType_JCalls *calls = MALLOC(sizeof(LDKType_JCalls), "LDKType_JCalls");
+       LDKCustomOnionMessageContents_JCalls *calls = MALLOC(sizeof(LDKCustomOnionMessageContents_JCalls), "LDKCustomOnionMessageContents_JCalls");
        atomic_init(&calls->refcnt, 1);
        DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->type_id_meth = (*env)->GetMethodID(env, c, "type_id", "()S");
-       CHECK(calls->type_id_meth != NULL);
-       calls->debug_str_meth = (*env)->GetMethodID(env, c, "debug_str", "()Ljava/lang/String;");
-       CHECK(calls->debug_str_meth != NULL);
+       calls->tlv_type_meth = (*env)->GetMethodID(env, c, "tlv_type", "()J");
+       CHECK(calls->tlv_type_meth != NULL);
        calls->write_meth = (*env)->GetMethodID(env, c, "write", "()[B");
        CHECK(calls->write_meth != NULL);
 
-       LDKType ret = {
+       LDKCustomOnionMessageContents ret = {
                .this_arg = (void*) calls,
-               .type_id = type_id_LDKType_jcall,
-               .debug_str = debug_str_LDKType_jcall,
-               .write = write_LDKType_jcall,
-               .cloned = LDKType_JCalls_cloned,
-               .free = LDKType_JCalls_free,
+               .tlv_type = tlv_type_LDKCustomOnionMessageContents_jcall,
+               .write = write_LDKCustomOnionMessageContents_jcall,
+               .cloned = LDKCustomOnionMessageContents_JCalls_cloned,
+               .free = LDKCustomOnionMessageContents_JCalls_free,
        };
        return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKType_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKType *res_ptr = MALLOC(sizeof(LDKType), "LDKType");
-       *res_ptr = LDKType_init(env, clz, o);
-       return (uint64_t)res_ptr;
-}
-JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_Type_1type_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
-       int16_t ret_conv = (this_arg_conv->type_id)(this_arg_conv->this_arg);
-       return ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKCustomOnionMessageContents_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKCustomOnionMessageContents *res_ptr = MALLOC(sizeof(LDKCustomOnionMessageContents), "LDKCustomOnionMessageContents");
+       *res_ptr = LDKCustomOnionMessageContents_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
 }
-
-JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Type_1debug_1str(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
-       LDKStr ret_str = (this_arg_conv->debug_str)(this_arg_conv->this_arg);
-       jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
-       Str_free(ret_str);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageContents_1tlv_1type(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKCustomOnionMessageContents* this_arg_conv = (LDKCustomOnionMessageContents*)this_arg_ptr;
+       int64_t ret_conv = (this_arg_conv->tlv_type)(this_arg_conv->this_arg);
        return ret_conv;
 }
 
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Type_1write(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKType* this_arg_conv = (LDKType*)this_arg_ptr;
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageContents_1write(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKCustomOnionMessageContents* this_arg_conv = (LDKCustomOnionMessageContents*)this_arg_ptr;
        LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -7556,133 +8820,270 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Type_1write(JNIEnv *env
        return ret_arr;
 }
 
-static jclass LDKCOption_TypeZ_Some_class = NULL;
-static jmethodID LDKCOption_TypeZ_Some_meth = NULL;
-static jclass LDKCOption_TypeZ_None_class = NULL;
-static jmethodID LDKCOption_TypeZ_None_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1TypeZ_init (JNIEnv *env, jclass clz) {
-       LDKCOption_TypeZ_Some_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_TypeZ$Some"));
-       CHECK(LDKCOption_TypeZ_Some_class != NULL);
-       LDKCOption_TypeZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_TypeZ_Some_class, "<init>", "(J)V");
-       CHECK(LDKCOption_TypeZ_Some_meth != NULL);
-       LDKCOption_TypeZ_None_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_TypeZ$None"));
-       CHECK(LDKCOption_TypeZ_None_class != NULL);
-       LDKCOption_TypeZ_None_meth = (*env)->GetMethodID(env, LDKCOption_TypeZ_None_class, "<init>", "()V");
-       CHECK(LDKCOption_TypeZ_None_meth != NULL);
-}
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1TypeZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_TypeZ *obj = (LDKCOption_TypeZ*)(ptr & ~1);
+static jclass LDKCOption_CustomOnionMessageContentsZ_Some_class = NULL;
+static jmethodID LDKCOption_CustomOnionMessageContentsZ_Some_meth = NULL;
+static jclass LDKCOption_CustomOnionMessageContentsZ_None_class = NULL;
+static jmethodID LDKCOption_CustomOnionMessageContentsZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1CustomOnionMessageContentsZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_CustomOnionMessageContentsZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_CustomOnionMessageContentsZ$Some"));
+       CHECK(LDKCOption_CustomOnionMessageContentsZ_Some_class != NULL);
+       LDKCOption_CustomOnionMessageContentsZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_CustomOnionMessageContentsZ_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_CustomOnionMessageContentsZ_Some_meth != NULL);
+       LDKCOption_CustomOnionMessageContentsZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_CustomOnionMessageContentsZ$None"));
+       CHECK(LDKCOption_CustomOnionMessageContentsZ_None_class != NULL);
+       LDKCOption_CustomOnionMessageContentsZ_None_meth = (*env)->GetMethodID(env, LDKCOption_CustomOnionMessageContentsZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_CustomOnionMessageContentsZ_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1CustomOnionMessageContentsZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_CustomOnionMessageContentsZ *obj = (LDKCOption_CustomOnionMessageContentsZ*)untag_ptr(ptr);
        switch(obj->tag) {
-               case LDKCOption_TypeZ_Some: {
-                       LDKType* some_ret = MALLOC(sizeof(LDKType), "LDKType");
-                       *some_ret = Type_clone(&obj->some);
-                       return (*env)->NewObject(env, LDKCOption_TypeZ_Some_class, LDKCOption_TypeZ_Some_meth, (int64_t)some_ret);
+               case LDKCOption_CustomOnionMessageContentsZ_Some: {
+                       LDKCustomOnionMessageContents* some_ret = MALLOC(sizeof(LDKCustomOnionMessageContents), "LDKCustomOnionMessageContents");
+                       *some_ret = CustomOnionMessageContents_clone(&obj->some);
+                       return (*env)->NewObject(env, LDKCOption_CustomOnionMessageContentsZ_Some_class, LDKCOption_CustomOnionMessageContentsZ_Some_meth, tag_ptr(some_ret, true));
                }
-               case LDKCOption_TypeZ_None: {
-                       return (*env)->NewObject(env, LDKCOption_TypeZ_None_class, LDKCOption_TypeZ_None_meth);
+               case LDKCOption_CustomOnionMessageContentsZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_CustomOnionMessageContentsZ_None_class, LDKCOption_CustomOnionMessageContentsZ_None_meth);
                }
                default: abort();
        }
 }
-static inline struct LDKCOption_TypeZ CResult_COption_TypeZDecodeErrorZ_get_ok(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR owner){
+static inline struct LDKCOption_CustomOnionMessageContentsZ CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_get_ok(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ *NONNULL_PTR owner){
 CHECK(owner->result_ok);
-       return COption_TypeZ_clone(&*owner->contents.result);
+       return COption_CustomOnionMessageContentsZ_clone(&*owner->contents.result);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_TypeZDecodeErrorZ* owner_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(owner & ~1);
-       LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
-       *ret_copy = CResult_COption_TypeZDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* owner_conv = (LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ*)untag_ptr(owner);
+       LDKCOption_CustomOnionMessageContentsZ *ret_copy = MALLOC(sizeof(LDKCOption_CustomOnionMessageContentsZ), "LDKCOption_CustomOnionMessageContentsZ");
+       *ret_copy = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_get_ok(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-static inline struct LDKDecodeError CResult_COption_TypeZDecodeErrorZ_get_err(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR owner){
+static inline struct LDKDecodeError CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_get_err(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_TypeZDecodeErrorZ* owner_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_COption_TypeZDecodeErrorZ_get_err(owner_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* owner_conv = (LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static jclass LDKCOption_NetAddressZ_Some_class = NULL;
+static jmethodID LDKCOption_NetAddressZ_Some_meth = NULL;
+static jclass LDKCOption_NetAddressZ_None_class = NULL;
+static jmethodID LDKCOption_NetAddressZ_None_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1NetAddressZ_init (JNIEnv *env, jclass clz) {
+       LDKCOption_NetAddressZ_Some_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_NetAddressZ$Some"));
+       CHECK(LDKCOption_NetAddressZ_Some_class != NULL);
+       LDKCOption_NetAddressZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_NetAddressZ_Some_class, "<init>", "(J)V");
+       CHECK(LDKCOption_NetAddressZ_Some_meth != NULL);
+       LDKCOption_NetAddressZ_None_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_NetAddressZ$None"));
+       CHECK(LDKCOption_NetAddressZ_None_class != NULL);
+       LDKCOption_NetAddressZ_None_meth = (*env)->GetMethodID(env, LDKCOption_NetAddressZ_None_class, "<init>", "()V");
+       CHECK(LDKCOption_NetAddressZ_None_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1NetAddressZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKCOption_NetAddressZ *obj = (LDKCOption_NetAddressZ*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKCOption_NetAddressZ_Some: {
+                       int64_t some_ref = tag_ptr(&obj->some, false);
+                       return (*env)->NewObject(env, LDKCOption_NetAddressZ_Some_class, LDKCOption_NetAddressZ_Some_meth, some_ref);
+               }
+               case LDKCOption_NetAddressZ_None: {
+                       return (*env)->NewObject(env, LDKCOption_NetAddressZ_None_class, LDKCOption_NetAddressZ_None_meth);
+               }
+               default: abort();
+       }
+}
+static inline struct LDKCVec_u8Z CResult_CVec_u8ZPeerHandleErrorZ_get_ok(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return CVec_u8Z_clone(&*owner->contents.result);
+}
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* owner_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)untag_ptr(owner);
+       LDKCVec_u8Z ret_var = CResult_CVec_u8ZPeerHandleErrorZ_get_ok(owner_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+static inline struct LDKPeerHandleError CResult_CVec_u8ZPeerHandleErrorZ_get_err(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR owner){
+       LDKPeerHandleError ret = *owner->contents.err;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* owner_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)untag_ptr(owner);
+       LDKPeerHandleError ret_var = CResult_CVec_u8ZPeerHandleErrorZ_get_err(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static jclass LDKPaymentError_Invoice_class = NULL;
-static jmethodID LDKPaymentError_Invoice_meth = NULL;
-static jclass LDKPaymentError_Routing_class = NULL;
-static jmethodID LDKPaymentError_Routing_meth = NULL;
-static jclass LDKPaymentError_Sending_class = NULL;
-static jmethodID LDKPaymentError_Sending_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKPaymentError_init (JNIEnv *env, jclass clz) {
-       LDKPaymentError_Invoice_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentError$Invoice"));
-       CHECK(LDKPaymentError_Invoice_class != NULL);
-       LDKPaymentError_Invoice_meth = (*env)->GetMethodID(env, LDKPaymentError_Invoice_class, "<init>", "(Ljava/lang/String;)V");
-       CHECK(LDKPaymentError_Invoice_meth != NULL);
-       LDKPaymentError_Routing_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentError$Routing"));
-       CHECK(LDKPaymentError_Routing_class != NULL);
-       LDKPaymentError_Routing_meth = (*env)->GetMethodID(env, LDKPaymentError_Routing_class, "<init>", "(J)V");
-       CHECK(LDKPaymentError_Routing_meth != NULL);
-       LDKPaymentError_Sending_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKPaymentError$Sending"));
-       CHECK(LDKPaymentError_Sending_class != NULL);
-       LDKPaymentError_Sending_meth = (*env)->GetMethodID(env, LDKPaymentError_Sending_class, "<init>", "(J)V");
-       CHECK(LDKPaymentError_Sending_meth != NULL);
+static inline void CResult_NonePeerHandleErrorZ_get_ok(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NonePeerHandleErrorZ* owner_conv = (LDKCResult_NonePeerHandleErrorZ*)untag_ptr(owner);
+       CResult_NonePeerHandleErrorZ_get_ok(owner_conv);
+}
+
+static inline struct LDKPeerHandleError CResult_NonePeerHandleErrorZ_get_err(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR owner){
+       LDKPeerHandleError ret = *owner->contents.err;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NonePeerHandleErrorZ* owner_conv = (LDKCResult_NonePeerHandleErrorZ*)untag_ptr(owner);
+       LDKPeerHandleError ret_var = CResult_NonePeerHandleErrorZ_get_err(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
 }
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKPaymentError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKPaymentError *obj = (LDKPaymentError*)(ptr & ~1);
+
+static inline bool CResult_boolPeerHandleErrorZ_get_ok(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR owner){
+CHECK(owner->result_ok);
+       return *owner->contents.result;
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_boolPeerHandleErrorZ* owner_conv = (LDKCResult_boolPeerHandleErrorZ*)untag_ptr(owner);
+       jboolean ret_conv = CResult_boolPeerHandleErrorZ_get_ok(owner_conv);
+       return ret_conv;
+}
+
+static inline struct LDKPeerHandleError CResult_boolPeerHandleErrorZ_get_err(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR owner){
+       LDKPeerHandleError ret = *owner->contents.err;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_boolPeerHandleErrorZ* owner_conv = (LDKCResult_boolPeerHandleErrorZ*)untag_ptr(owner);
+       LDKPeerHandleError ret_var = CResult_boolPeerHandleErrorZ_get_err(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static jclass LDKSendError_Secp256k1_class = NULL;
+static jmethodID LDKSendError_Secp256k1_meth = NULL;
+static jclass LDKSendError_TooBigPacket_class = NULL;
+static jmethodID LDKSendError_TooBigPacket_meth = NULL;
+static jclass LDKSendError_TooFewBlindedHops_class = NULL;
+static jmethodID LDKSendError_TooFewBlindedHops_meth = NULL;
+static jclass LDKSendError_InvalidFirstHop_class = NULL;
+static jmethodID LDKSendError_InvalidFirstHop_meth = NULL;
+static jclass LDKSendError_InvalidMessage_class = NULL;
+static jmethodID LDKSendError_InvalidMessage_meth = NULL;
+static jclass LDKSendError_BufferFull_class = NULL;
+static jmethodID LDKSendError_BufferFull_meth = NULL;
+static jclass LDKSendError_GetNodeIdFailed_class = NULL;
+static jmethodID LDKSendError_GetNodeIdFailed_meth = NULL;
+static jclass LDKSendError_BlindedPathAdvanceFailed_class = NULL;
+static jmethodID LDKSendError_BlindedPathAdvanceFailed_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKSendError_init (JNIEnv *env, jclass clz) {
+       LDKSendError_Secp256k1_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$Secp256k1"));
+       CHECK(LDKSendError_Secp256k1_class != NULL);
+       LDKSendError_Secp256k1_meth = (*env)->GetMethodID(env, LDKSendError_Secp256k1_class, "<init>", "(Lorg/ldk/enums/Secp256k1Error;)V");
+       CHECK(LDKSendError_Secp256k1_meth != NULL);
+       LDKSendError_TooBigPacket_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$TooBigPacket"));
+       CHECK(LDKSendError_TooBigPacket_class != NULL);
+       LDKSendError_TooBigPacket_meth = (*env)->GetMethodID(env, LDKSendError_TooBigPacket_class, "<init>", "()V");
+       CHECK(LDKSendError_TooBigPacket_meth != NULL);
+       LDKSendError_TooFewBlindedHops_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$TooFewBlindedHops"));
+       CHECK(LDKSendError_TooFewBlindedHops_class != NULL);
+       LDKSendError_TooFewBlindedHops_meth = (*env)->GetMethodID(env, LDKSendError_TooFewBlindedHops_class, "<init>", "()V");
+       CHECK(LDKSendError_TooFewBlindedHops_meth != NULL);
+       LDKSendError_InvalidFirstHop_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$InvalidFirstHop"));
+       CHECK(LDKSendError_InvalidFirstHop_class != NULL);
+       LDKSendError_InvalidFirstHop_meth = (*env)->GetMethodID(env, LDKSendError_InvalidFirstHop_class, "<init>", "()V");
+       CHECK(LDKSendError_InvalidFirstHop_meth != NULL);
+       LDKSendError_InvalidMessage_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$InvalidMessage"));
+       CHECK(LDKSendError_InvalidMessage_class != NULL);
+       LDKSendError_InvalidMessage_meth = (*env)->GetMethodID(env, LDKSendError_InvalidMessage_class, "<init>", "()V");
+       CHECK(LDKSendError_InvalidMessage_meth != NULL);
+       LDKSendError_BufferFull_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$BufferFull"));
+       CHECK(LDKSendError_BufferFull_class != NULL);
+       LDKSendError_BufferFull_meth = (*env)->GetMethodID(env, LDKSendError_BufferFull_class, "<init>", "()V");
+       CHECK(LDKSendError_BufferFull_meth != NULL);
+       LDKSendError_GetNodeIdFailed_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$GetNodeIdFailed"));
+       CHECK(LDKSendError_GetNodeIdFailed_class != NULL);
+       LDKSendError_GetNodeIdFailed_meth = (*env)->GetMethodID(env, LDKSendError_GetNodeIdFailed_class, "<init>", "()V");
+       CHECK(LDKSendError_GetNodeIdFailed_meth != NULL);
+       LDKSendError_BlindedPathAdvanceFailed_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKSendError$BlindedPathAdvanceFailed"));
+       CHECK(LDKSendError_BlindedPathAdvanceFailed_class != NULL);
+       LDKSendError_BlindedPathAdvanceFailed_meth = (*env)->GetMethodID(env, LDKSendError_BlindedPathAdvanceFailed_class, "<init>", "()V");
+       CHECK(LDKSendError_BlindedPathAdvanceFailed_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKSendError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKSendError *obj = (LDKSendError*)untag_ptr(ptr);
        switch(obj->tag) {
-               case LDKPaymentError_Invoice: {
-                       LDKStr invoice_str = obj->invoice;
-                       jstring invoice_conv = str_ref_to_java(env, invoice_str.chars, invoice_str.len);
-                       return (*env)->NewObject(env, LDKPaymentError_Invoice_class, LDKPaymentError_Invoice_meth, invoice_conv);
+               case LDKSendError_Secp256k1: {
+                       jclass secp256k1_conv = LDKSecp256k1Error_to_java(env, obj->secp256k1);
+                       return (*env)->NewObject(env, LDKSendError_Secp256k1_class, LDKSendError_Secp256k1_meth, secp256k1_conv);
                }
-               case LDKPaymentError_Routing: {
-                       LDKLightningError routing_var = obj->routing;
-                       int64_t routing_ref = 0;
-                       CHECK((((uintptr_t)routing_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&routing_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(routing_var);
-                       routing_ref = (uintptr_t)routing_var.inner & ~1;
-                       return (*env)->NewObject(env, LDKPaymentError_Routing_class, LDKPaymentError_Routing_meth, routing_ref);
+               case LDKSendError_TooBigPacket: {
+                       return (*env)->NewObject(env, LDKSendError_TooBigPacket_class, LDKSendError_TooBigPacket_meth);
                }
-               case LDKPaymentError_Sending: {
-                       int64_t sending_ref = ((uintptr_t)&obj->sending) | 1;
-                       return (*env)->NewObject(env, LDKPaymentError_Sending_class, LDKPaymentError_Sending_meth, sending_ref);
+               case LDKSendError_TooFewBlindedHops: {
+                       return (*env)->NewObject(env, LDKSendError_TooFewBlindedHops_class, LDKSendError_TooFewBlindedHops_meth);
+               }
+               case LDKSendError_InvalidFirstHop: {
+                       return (*env)->NewObject(env, LDKSendError_InvalidFirstHop_class, LDKSendError_InvalidFirstHop_meth);
+               }
+               case LDKSendError_InvalidMessage: {
+                       return (*env)->NewObject(env, LDKSendError_InvalidMessage_class, LDKSendError_InvalidMessage_meth);
+               }
+               case LDKSendError_BufferFull: {
+                       return (*env)->NewObject(env, LDKSendError_BufferFull_class, LDKSendError_BufferFull_meth);
+               }
+               case LDKSendError_GetNodeIdFailed: {
+                       return (*env)->NewObject(env, LDKSendError_GetNodeIdFailed_class, LDKSendError_GetNodeIdFailed_meth);
+               }
+               case LDKSendError_BlindedPathAdvanceFailed: {
+                       return (*env)->NewObject(env, LDKSendError_BlindedPathAdvanceFailed_class, LDKSendError_BlindedPathAdvanceFailed_meth);
                }
                default: abort();
        }
 }
-static inline struct LDKThirtyTwoBytes CResult_PaymentIdPaymentErrorZ_get_ok(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR owner){
+static inline void CResult_NoneSendErrorZ_get_ok(LDKCResult_NoneSendErrorZ *NONNULL_PTR owner){
 CHECK(owner->result_ok);
-       return ThirtyTwoBytes_clone(&*owner->contents.result);
+       return *owner->contents.result;
 }
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentIdPaymentErrorZ* owner_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(owner & ~1);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CResult_PaymentIdPaymentErrorZ_get_ok(owner_conv).data);
-       return ret_arr;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSendErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NoneSendErrorZ* owner_conv = (LDKCResult_NoneSendErrorZ*)untag_ptr(owner);
+       CResult_NoneSendErrorZ_get_ok(owner_conv);
 }
 
-static inline struct LDKPaymentError CResult_PaymentIdPaymentErrorZ_get_err(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR owner){
+static inline struct LDKSendError CResult_NoneSendErrorZ_get_err(LDKCResult_NoneSendErrorZ *NONNULL_PTR owner){
 CHECK(!owner->result_ok);
-       return PaymentError_clone(&*owner->contents.err);
+       return SendError_clone(&*owner->contents.err);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PaymentIdPaymentErrorZ* owner_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(owner & ~1);
-       LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
-       *ret_copy = CResult_PaymentIdPaymentErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSendErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_NoneSendErrorZ* owner_conv = (LDKCResult_NoneSendErrorZ*)untag_ptr(owner);
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = CResult_NoneSendErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -7815,10 +9216,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKParseError_init (JNIEn
        CHECK(LDKParseError_Skip_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKParseError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKParseError *obj = (LDKParseError*)(ptr & ~1);
+       LDKParseError *obj = (LDKParseError*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKParseError_Bech32Error: {
-                       int64_t bech32_error_ref = ((uintptr_t)&obj->bech32_error) | 1;
+                       int64_t bech32_error_ref = tag_ptr(&obj->bech32_error, false);
                        return (*env)->NewObject(env, LDKParseError_Bech32Error_class, LDKParseError_Bech32Error_meth, bech32_error_ref);
                }
                case LDKParseError_ParseAmountError: {
@@ -7885,7 +9286,7 @@ CHECK(owner->result_ok);
        return SiPrefix_clone(&*owner->contents.result);
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SiPrefixParseErrorZ* owner_conv = (LDKCResult_SiPrefixParseErrorZ*)(owner & ~1);
+       LDKCResult_SiPrefixParseErrorZ* owner_conv = (LDKCResult_SiPrefixParseErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKSiPrefix_to_java(env, CResult_SiPrefixParseErrorZ_get_ok(owner_conv));
        return ret_conv;
 }
@@ -7895,10 +9296,10 @@ CHECK(!owner->result_ok);
        return ParseError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SiPrefixParseErrorZ* owner_conv = (LDKCResult_SiPrefixParseErrorZ*)(owner & ~1);
+       LDKCResult_SiPrefixParseErrorZ* owner_conv = (LDKCResult_SiPrefixParseErrorZ*)untag_ptr(owner);
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = CResult_SiPrefixParseErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -7919,10 +9320,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKParseOrSemanticError_i
        CHECK(LDKParseOrSemanticError_SemanticError_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKParseOrSemanticError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKParseOrSemanticError *obj = (LDKParseOrSemanticError*)(ptr & ~1);
+       LDKParseOrSemanticError *obj = (LDKParseOrSemanticError*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKParseOrSemanticError_ParseError: {
-                       int64_t parse_error_ref = ((uintptr_t)&obj->parse_error) | 1;
+                       int64_t parse_error_ref = tag_ptr(&obj->parse_error, false);
                        return (*env)->NewObject(env, LDKParseOrSemanticError_ParseError_class, LDKParseOrSemanticError_ParseError_meth, parse_error_ref);
                }
                case LDKParseOrSemanticError_SemanticError: {
@@ -7933,20 +9334,16 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKParseOrSemanticError_1re
        }
 }
 static inline struct LDKInvoice CResult_InvoiceParseOrSemanticErrorZ_get_ok(LDKCResult_InvoiceParseOrSemanticErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Invoice_clone(&*owner->contents.result);
+       LDKInvoice ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceParseOrSemanticErrorZ* owner_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)(owner & ~1);
+       LDKCResult_InvoiceParseOrSemanticErrorZ* owner_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)untag_ptr(owner);
        LDKInvoice ret_var = CResult_InvoiceParseOrSemanticErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -7955,28 +9352,24 @@ CHECK(!owner->result_ok);
        return ParseOrSemanticError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceParseOrSemanticErrorZ* owner_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)(owner & ~1);
+       LDKCResult_InvoiceParseOrSemanticErrorZ* owner_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)untag_ptr(owner);
        LDKParseOrSemanticError *ret_copy = MALLOC(sizeof(LDKParseOrSemanticError), "LDKParseOrSemanticError");
        *ret_copy = CResult_InvoiceParseOrSemanticErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKSignedRawInvoice CResult_SignedRawInvoiceParseErrorZ_get_ok(LDKCResult_SignedRawInvoiceParseErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return SignedRawInvoice_clone(&*owner->contents.result);
+       LDKSignedRawInvoice ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SignedRawInvoiceParseErrorZ* owner_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)(owner & ~1);
+       LDKCResult_SignedRawInvoiceParseErrorZ* owner_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)untag_ptr(owner);
        LDKSignedRawInvoice ret_var = CResult_SignedRawInvoiceParseErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -7985,27 +9378,24 @@ CHECK(!owner->result_ok);
        return ParseError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_SignedRawInvoiceParseErrorZ* owner_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)(owner & ~1);
+       LDKCResult_SignedRawInvoiceParseErrorZ* owner_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)untag_ptr(owner);
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = CResult_SignedRawInvoiceParseErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKRawInvoice C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR owner){
-       return RawInvoice_clone(&owner->a);
+       LDKRawInvoice ret = owner->a;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(owner & ~1);
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)untag_ptr(owner);
        LDKRawInvoice ret_var = C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_a(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8013,44 +9403,37 @@ static inline struct LDKThirtyTwoBytes C3Tuple_RawInvoice_u832InvoiceSignatureZ_
        return ThirtyTwoBytes_clone(&owner->b);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(owner & ~1);
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)untag_ptr(owner);
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_b(owner_conv).data);
        return ret_arr;
 }
 
 static inline struct LDKInvoiceSignature C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR owner){
-       return InvoiceSignature_clone(&owner->c);
+       LDKInvoiceSignature ret = owner->c;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1get_1c(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(owner & ~1);
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* owner_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)untag_ptr(owner);
        LDKInvoiceSignature ret_var = C3Tuple_RawInvoice_u832InvoiceSignatureZ_get_c(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 static inline struct LDKPayeePubKey CResult_PayeePubKeyErrorZ_get_ok(LDKCResult_PayeePubKeyErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return PayeePubKey_clone(&*owner->contents.result);
+       LDKPayeePubKey ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PayeePubKeyErrorZ* owner_conv = (LDKCResult_PayeePubKeyErrorZ*)(owner & ~1);
+       LDKCResult_PayeePubKeyErrorZ* owner_conv = (LDKCResult_PayeePubKeyErrorZ*)untag_ptr(owner);
        LDKPayeePubKey ret_var = CResult_PayeePubKeyErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8059,7 +9442,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PayeePubKeyErrorZ* owner_conv = (LDKCResult_PayeePubKeyErrorZ*)(owner & ~1);
+       LDKCResult_PayeePubKeyErrorZ* owner_conv = (LDKCResult_PayeePubKeyErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKSecp256k1Error_to_java(env, CResult_PayeePubKeyErrorZ_get_err(owner_conv));
        return ret_conv;
 }
@@ -8072,20 +9455,16 @@ static inline LDKCVec_PrivateRouteZ CVec_PrivateRouteZ_clone(const LDKCVec_Priva
        return ret;
 }
 static inline struct LDKPositiveTimestamp CResult_PositiveTimestampCreationErrorZ_get_ok(LDKCResult_PositiveTimestampCreationErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return PositiveTimestamp_clone(&*owner->contents.result);
+       LDKPositiveTimestamp ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PositiveTimestampCreationErrorZ* owner_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(owner & ~1);
+       LDKCResult_PositiveTimestampCreationErrorZ* owner_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)untag_ptr(owner);
        LDKPositiveTimestamp ret_var = CResult_PositiveTimestampCreationErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8094,7 +9473,7 @@ CHECK(!owner->result_ok);
        return CreationError_clone(&*owner->contents.err);
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PositiveTimestampCreationErrorZ* owner_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(owner & ~1);
+       LDKCResult_PositiveTimestampCreationErrorZ* owner_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKCreationError_to_java(env, CResult_PositiveTimestampCreationErrorZ_get_err(owner_conv));
        return ret_conv;
 }
@@ -8104,7 +9483,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneSemanticErrorZ* owner_conv = (LDKCResult_NoneSemanticErrorZ*)(owner & ~1);
+       LDKCResult_NoneSemanticErrorZ* owner_conv = (LDKCResult_NoneSemanticErrorZ*)untag_ptr(owner);
        CResult_NoneSemanticErrorZ_get_ok(owner_conv);
 }
 
@@ -8113,26 +9492,22 @@ CHECK(!owner->result_ok);
        return SemanticError_clone(&*owner->contents.err);
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NoneSemanticErrorZ* owner_conv = (LDKCResult_NoneSemanticErrorZ*)(owner & ~1);
+       LDKCResult_NoneSemanticErrorZ* owner_conv = (LDKCResult_NoneSemanticErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKSemanticError_to_java(env, CResult_NoneSemanticErrorZ_get_err(owner_conv));
        return ret_conv;
 }
 
 static inline struct LDKInvoice CResult_InvoiceSemanticErrorZ_get_ok(LDKCResult_InvoiceSemanticErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Invoice_clone(&*owner->contents.result);
+       LDKInvoice ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceSemanticErrorZ* owner_conv = (LDKCResult_InvoiceSemanticErrorZ*)(owner & ~1);
+       LDKCResult_InvoiceSemanticErrorZ* owner_conv = (LDKCResult_InvoiceSemanticErrorZ*)untag_ptr(owner);
        LDKInvoice ret_var = CResult_InvoiceSemanticErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8141,26 +9516,22 @@ CHECK(!owner->result_ok);
        return SemanticError_clone(&*owner->contents.err);
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceSemanticErrorZ* owner_conv = (LDKCResult_InvoiceSemanticErrorZ*)(owner & ~1);
+       LDKCResult_InvoiceSemanticErrorZ* owner_conv = (LDKCResult_InvoiceSemanticErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKSemanticError_to_java(env, CResult_InvoiceSemanticErrorZ_get_err(owner_conv));
        return ret_conv;
 }
 
 static inline struct LDKDescription CResult_DescriptionCreationErrorZ_get_ok(LDKCResult_DescriptionCreationErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Description_clone(&*owner->contents.result);
+       LDKDescription ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_DescriptionCreationErrorZ* owner_conv = (LDKCResult_DescriptionCreationErrorZ*)(owner & ~1);
+       LDKCResult_DescriptionCreationErrorZ* owner_conv = (LDKCResult_DescriptionCreationErrorZ*)untag_ptr(owner);
        LDKDescription ret_var = CResult_DescriptionCreationErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8169,26 +9540,22 @@ CHECK(!owner->result_ok);
        return CreationError_clone(&*owner->contents.err);
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_DescriptionCreationErrorZ* owner_conv = (LDKCResult_DescriptionCreationErrorZ*)(owner & ~1);
+       LDKCResult_DescriptionCreationErrorZ* owner_conv = (LDKCResult_DescriptionCreationErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKCreationError_to_java(env, CResult_DescriptionCreationErrorZ_get_err(owner_conv));
        return ret_conv;
 }
 
 static inline struct LDKPrivateRoute CResult_PrivateRouteCreationErrorZ_get_ok(LDKCResult_PrivateRouteCreationErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return PrivateRoute_clone(&*owner->contents.result);
+       LDKPrivateRoute ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PrivateRouteCreationErrorZ* owner_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(owner & ~1);
+       LDKCResult_PrivateRouteCreationErrorZ* owner_conv = (LDKCResult_PrivateRouteCreationErrorZ*)untag_ptr(owner);
        LDKPrivateRoute ret_var = CResult_PrivateRouteCreationErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8197,558 +9564,11 @@ CHECK(!owner->result_ok);
        return CreationError_clone(&*owner->contents.err);
 }
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PrivateRouteCreationErrorZ* owner_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(owner & ~1);
+       LDKCResult_PrivateRouteCreationErrorZ* owner_conv = (LDKCResult_PrivateRouteCreationErrorZ*)untag_ptr(owner);
        jclass ret_conv = LDKCreationError_to_java(env, CResult_PrivateRouteCreationErrorZ_get_err(owner_conv));
        return ret_conv;
 }
 
-static inline struct LDKStr CResult_StringErrorZ_get_ok(LDKCResult_StringErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return *owner->contents.result;
-}
-JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_StringErrorZ* owner_conv = (LDKCResult_StringErrorZ*)(owner & ~1);
-       LDKStr ret_str = CResult_StringErrorZ_get_ok(owner_conv);
-       jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
-       return ret_conv;
-}
-
-static inline enum LDKSecp256k1Error CResult_StringErrorZ_get_err(LDKCResult_StringErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return *owner->contents.err;
-}
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_StringErrorZ* owner_conv = (LDKCResult_StringErrorZ*)(owner & ~1);
-       jclass ret_conv = LDKSecp256k1Error_to_java(env, CResult_StringErrorZ_get_err(owner_conv));
-       return ret_conv;
-}
-
-static inline struct LDKChannelMonitorUpdate CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelMonitorUpdate_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(owner & ~1);
-       LDKChannelMonitorUpdate ret_var = CResult_ChannelMonitorUpdateDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_ChannelMonitorUpdateDecodeErrorZ_get_err(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelMonitorUpdateDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static jclass LDKCOption_MonitorEventZ_Some_class = NULL;
-static jmethodID LDKCOption_MonitorEventZ_Some_meth = NULL;
-static jclass LDKCOption_MonitorEventZ_None_class = NULL;
-static jmethodID LDKCOption_MonitorEventZ_None_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1MonitorEventZ_init (JNIEnv *env, jclass clz) {
-       LDKCOption_MonitorEventZ_Some_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_MonitorEventZ$Some"));
-       CHECK(LDKCOption_MonitorEventZ_Some_class != NULL);
-       LDKCOption_MonitorEventZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_MonitorEventZ_Some_class, "<init>", "(J)V");
-       CHECK(LDKCOption_MonitorEventZ_Some_meth != NULL);
-       LDKCOption_MonitorEventZ_None_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_MonitorEventZ$None"));
-       CHECK(LDKCOption_MonitorEventZ_None_class != NULL);
-       LDKCOption_MonitorEventZ_None_meth = (*env)->GetMethodID(env, LDKCOption_MonitorEventZ_None_class, "<init>", "()V");
-       CHECK(LDKCOption_MonitorEventZ_None_meth != NULL);
-}
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1MonitorEventZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_MonitorEventZ *obj = (LDKCOption_MonitorEventZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_MonitorEventZ_Some: {
-                       int64_t some_ref = ((uintptr_t)&obj->some) | 1;
-                       return (*env)->NewObject(env, LDKCOption_MonitorEventZ_Some_class, LDKCOption_MonitorEventZ_Some_meth, some_ref);
-               }
-               case LDKCOption_MonitorEventZ_None: {
-                       return (*env)->NewObject(env, LDKCOption_MonitorEventZ_None_class, LDKCOption_MonitorEventZ_None_meth);
-               }
-               default: abort();
-       }
-}
-static inline struct LDKCOption_MonitorEventZ CResult_COption_MonitorEventZDecodeErrorZ_get_ok(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return COption_MonitorEventZ_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_MonitorEventZDecodeErrorZ* owner_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(owner & ~1);
-       LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
-       *ret_copy = CResult_COption_MonitorEventZDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_COption_MonitorEventZDecodeErrorZ_get_err(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_COption_MonitorEventZDecodeErrorZ* owner_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_COption_MonitorEventZDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKHTLCUpdate CResult_HTLCUpdateDecodeErrorZ_get_ok(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return HTLCUpdate_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_HTLCUpdateDecodeErrorZ* owner_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(owner & ~1);
-       LDKHTLCUpdate ret_var = CResult_HTLCUpdateDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKDecodeError CResult_HTLCUpdateDecodeErrorZ_get_err(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_HTLCUpdateDecodeErrorZ* owner_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_HTLCUpdateDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKOutPoint C2Tuple_OutPointScriptZ_get_a(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR owner){
-       return OutPoint_clone(&owner->a);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_OutPointScriptZ* owner_conv = (LDKC2Tuple_OutPointScriptZ*)(owner & ~1);
-       LDKOutPoint ret_var = C2Tuple_OutPointScriptZ_get_a(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKCVec_u8Z C2Tuple_OutPointScriptZ_get_b(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR owner){
-       return CVec_u8Z_clone(&owner->b);
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_OutPointScriptZ* owner_conv = (LDKC2Tuple_OutPointScriptZ*)(owner & ~1);
-       LDKCVec_u8Z ret_var = C2Tuple_OutPointScriptZ_get_b(owner_conv);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
-}
-
-static inline uint32_t C2Tuple_u32ScriptZ_get_a(LDKC2Tuple_u32ScriptZ *NONNULL_PTR owner){
-       return owner->a;
-}
-JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_u32ScriptZ* owner_conv = (LDKC2Tuple_u32ScriptZ*)(owner & ~1);
-       int32_t ret_conv = C2Tuple_u32ScriptZ_get_a(owner_conv);
-       return ret_conv;
-}
-
-static inline struct LDKCVec_u8Z C2Tuple_u32ScriptZ_get_b(LDKC2Tuple_u32ScriptZ *NONNULL_PTR owner){
-       return CVec_u8Z_clone(&owner->b);
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_u32ScriptZ* owner_conv = (LDKC2Tuple_u32ScriptZ*)(owner & ~1);
-       LDKCVec_u8Z ret_var = C2Tuple_u32ScriptZ_get_b(owner_conv);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
-}
-
-static inline LDKCVec_C2Tuple_u32ScriptZZ CVec_C2Tuple_u32ScriptZZ_clone(const LDKCVec_C2Tuple_u32ScriptZZ *orig) {
-       LDKCVec_C2Tuple_u32ScriptZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ) * orig->datalen, "LDKCVec_C2Tuple_u32ScriptZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_u32ScriptZ_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR owner){
-       return ThirtyTwoBytes_clone(&owner->a);
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(owner & ~1);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_a(owner_conv).data);
-       return ret_arr;
-}
-
-static inline struct LDKCVec_C2Tuple_u32ScriptZZ C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR owner){
-       return CVec_C2Tuple_u32ScriptZZ_clone(&owner->b);
-}
-JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(owner & ~1);
-       LDKCVec_C2Tuple_u32ScriptZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_get_b(owner_conv);
-       int64_tArray ret_arr = NULL;
-       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
-       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
-       for (size_t v = 0; v < ret_var.datalen; v++) {
-               LDKC2Tuple_u32ScriptZ* ret_conv_21_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
-               *ret_conv_21_conv = ret_var.data[v];
-               ret_arr_ptr[v] = ((int64_t)ret_conv_21_conv);
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
-       FREE(ret_var.data);
-       return ret_arr;
-}
-
-static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ *orig) {
-       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static inline LDKCVec_EventZ CVec_EventZ_clone(const LDKCVec_EventZ *orig) {
-       LDKCVec_EventZ ret = { .data = MALLOC(sizeof(LDKEvent) * orig->datalen, "LDKCVec_EventZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = Event_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static inline uint32_t C2Tuple_u32TxOutZ_get_a(LDKC2Tuple_u32TxOutZ *NONNULL_PTR owner){
-       return owner->a;
-}
-JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_u32TxOutZ* owner_conv = (LDKC2Tuple_u32TxOutZ*)(owner & ~1);
-       int32_t ret_conv = C2Tuple_u32TxOutZ_get_a(owner_conv);
-       return ret_conv;
-}
-
-static inline struct LDKTxOut C2Tuple_u32TxOutZ_get_b(LDKC2Tuple_u32TxOutZ *NONNULL_PTR owner){
-       return TxOut_clone(&owner->b);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_u32TxOutZ* owner_conv = (LDKC2Tuple_u32TxOutZ*)(owner & ~1);
-       LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
-       *ret_ref = C2Tuple_u32TxOutZ_get_b(owner_conv);
-       return (int64_t)ret_ref;
-}
-
-static inline LDKCVec_C2Tuple_u32TxOutZZ CVec_C2Tuple_u32TxOutZZ_clone(const LDKCVec_C2Tuple_u32TxOutZZ *orig) {
-       LDKCVec_C2Tuple_u32TxOutZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ) * orig->datalen, "LDKCVec_C2Tuple_u32TxOutZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_u32TxOutZ_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static inline struct LDKThirtyTwoBytes C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR owner){
-       return ThirtyTwoBytes_clone(&owner->a);
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(owner & ~1);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_a(owner_conv).data);
-       return ret_arr;
-}
-
-static inline struct LDKCVec_C2Tuple_u32TxOutZZ C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR owner){
-       return CVec_C2Tuple_u32TxOutZZ_clone(&owner->b);
-}
-JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* owner_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(owner & ~1);
-       LDKCVec_C2Tuple_u32TxOutZZ ret_var = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_get_b(owner_conv);
-       int64_tArray ret_arr = NULL;
-       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
-       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
-       for (size_t u = 0; u < ret_var.datalen; u++) {
-               LDKC2Tuple_u32TxOutZ* ret_conv_20_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
-               *ret_conv_20_conv = ret_var.data[u];
-               ret_arr_ptr[u] = ((int64_t)ret_conv_20_conv);
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
-       FREE(ret_var.data);
-       return ret_arr;
-}
-
-static inline LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ CVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ_clone(const LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ *orig) {
-       LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ) * orig->datalen, "LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static jclass LDKBalance_ClaimableOnChannelClose_class = NULL;
-static jmethodID LDKBalance_ClaimableOnChannelClose_meth = NULL;
-static jclass LDKBalance_ClaimableAwaitingConfirmations_class = NULL;
-static jmethodID LDKBalance_ClaimableAwaitingConfirmations_meth = NULL;
-static jclass LDKBalance_ContentiousClaimable_class = NULL;
-static jmethodID LDKBalance_ContentiousClaimable_meth = NULL;
-static jclass LDKBalance_MaybeClaimableHTLCAwaitingTimeout_class = NULL;
-static jmethodID LDKBalance_MaybeClaimableHTLCAwaitingTimeout_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKBalance_init (JNIEnv *env, jclass clz) {
-       LDKBalance_ClaimableOnChannelClose_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$ClaimableOnChannelClose"));
-       CHECK(LDKBalance_ClaimableOnChannelClose_class != NULL);
-       LDKBalance_ClaimableOnChannelClose_meth = (*env)->GetMethodID(env, LDKBalance_ClaimableOnChannelClose_class, "<init>", "(J)V");
-       CHECK(LDKBalance_ClaimableOnChannelClose_meth != NULL);
-       LDKBalance_ClaimableAwaitingConfirmations_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$ClaimableAwaitingConfirmations"));
-       CHECK(LDKBalance_ClaimableAwaitingConfirmations_class != NULL);
-       LDKBalance_ClaimableAwaitingConfirmations_meth = (*env)->GetMethodID(env, LDKBalance_ClaimableAwaitingConfirmations_class, "<init>", "(JI)V");
-       CHECK(LDKBalance_ClaimableAwaitingConfirmations_meth != NULL);
-       LDKBalance_ContentiousClaimable_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$ContentiousClaimable"));
-       CHECK(LDKBalance_ContentiousClaimable_class != NULL);
-       LDKBalance_ContentiousClaimable_meth = (*env)->GetMethodID(env, LDKBalance_ContentiousClaimable_class, "<init>", "(JI)V");
-       CHECK(LDKBalance_ContentiousClaimable_meth != NULL);
-       LDKBalance_MaybeClaimableHTLCAwaitingTimeout_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKBalance$MaybeClaimableHTLCAwaitingTimeout"));
-       CHECK(LDKBalance_MaybeClaimableHTLCAwaitingTimeout_class != NULL);
-       LDKBalance_MaybeClaimableHTLCAwaitingTimeout_meth = (*env)->GetMethodID(env, LDKBalance_MaybeClaimableHTLCAwaitingTimeout_class, "<init>", "(JI)V");
-       CHECK(LDKBalance_MaybeClaimableHTLCAwaitingTimeout_meth != NULL);
-}
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKBalance_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKBalance *obj = (LDKBalance*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKBalance_ClaimableOnChannelClose: {
-                       int64_t claimable_amount_satoshis_conv = obj->claimable_on_channel_close.claimable_amount_satoshis;
-                       return (*env)->NewObject(env, LDKBalance_ClaimableOnChannelClose_class, LDKBalance_ClaimableOnChannelClose_meth, claimable_amount_satoshis_conv);
-               }
-               case LDKBalance_ClaimableAwaitingConfirmations: {
-                       int64_t claimable_amount_satoshis_conv = obj->claimable_awaiting_confirmations.claimable_amount_satoshis;
-                       int32_t confirmation_height_conv = obj->claimable_awaiting_confirmations.confirmation_height;
-                       return (*env)->NewObject(env, LDKBalance_ClaimableAwaitingConfirmations_class, LDKBalance_ClaimableAwaitingConfirmations_meth, claimable_amount_satoshis_conv, confirmation_height_conv);
-               }
-               case LDKBalance_ContentiousClaimable: {
-                       int64_t claimable_amount_satoshis_conv = obj->contentious_claimable.claimable_amount_satoshis;
-                       int32_t timeout_height_conv = obj->contentious_claimable.timeout_height;
-                       return (*env)->NewObject(env, LDKBalance_ContentiousClaimable_class, LDKBalance_ContentiousClaimable_meth, claimable_amount_satoshis_conv, timeout_height_conv);
-               }
-               case LDKBalance_MaybeClaimableHTLCAwaitingTimeout: {
-                       int64_t claimable_amount_satoshis_conv = obj->maybe_claimable_htlc_awaiting_timeout.claimable_amount_satoshis;
-                       int32_t claimable_height_conv = obj->maybe_claimable_htlc_awaiting_timeout.claimable_height;
-                       return (*env)->NewObject(env, LDKBalance_MaybeClaimableHTLCAwaitingTimeout_class, LDKBalance_MaybeClaimableHTLCAwaitingTimeout_meth, claimable_amount_satoshis_conv, claimable_height_conv);
-               }
-               default: abort();
-       }
-}
-static inline LDKCVec_BalanceZ CVec_BalanceZ_clone(const LDKCVec_BalanceZ *orig) {
-       LDKCVec_BalanceZ ret = { .data = MALLOC(sizeof(LDKBalance) * orig->datalen, "LDKCVec_BalanceZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = Balance_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static inline struct LDKC2Tuple_BlockHashChannelMonitorZ CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return C2Tuple_BlockHashChannelMonitorZ_clone(&*owner->contents.result);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(owner & ~1);
-       LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
-       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_ok(owner_conv);
-       return ((int64_t)ret_conv);
-}
-
-static inline struct LDKDecodeError CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return DecodeError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* owner_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline struct LDKPublicKey C2Tuple_PublicKeyTypeZ_get_a(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR owner){
-       return owner->a;
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_PublicKeyTypeZ* owner_conv = (LDKC2Tuple_PublicKeyTypeZ*)(owner & ~1);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, C2Tuple_PublicKeyTypeZ_get_a(owner_conv).compressed_form);
-       return ret_arr;
-}
-
-static inline struct LDKType C2Tuple_PublicKeyTypeZ_get_b(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR owner){
-       return Type_clone(&owner->b);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKC2Tuple_PublicKeyTypeZ* owner_conv = (LDKC2Tuple_PublicKeyTypeZ*)(owner & ~1);
-       LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
-       *ret_ret = C2Tuple_PublicKeyTypeZ_get_b(owner_conv);
-       return (int64_t)ret_ret;
-}
-
-static inline LDKCVec_C2Tuple_PublicKeyTypeZZ CVec_C2Tuple_PublicKeyTypeZZ_clone(const LDKCVec_C2Tuple_PublicKeyTypeZZ *orig) {
-       LDKCVec_C2Tuple_PublicKeyTypeZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ) * orig->datalen, "LDKCVec_C2Tuple_PublicKeyTypeZZ clone bytes"), .datalen = orig->datalen };
-       for (size_t i = 0; i < ret.datalen; i++) {
-               ret.data[i] = C2Tuple_PublicKeyTypeZ_clone(&orig->data[i]);
-       }
-       return ret;
-}
-static jclass LDKCOption_NetAddressZ_Some_class = NULL;
-static jmethodID LDKCOption_NetAddressZ_Some_meth = NULL;
-static jclass LDKCOption_NetAddressZ_None_class = NULL;
-static jmethodID LDKCOption_NetAddressZ_None_meth = NULL;
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1NetAddressZ_init (JNIEnv *env, jclass clz) {
-       LDKCOption_NetAddressZ_Some_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_NetAddressZ$Some"));
-       CHECK(LDKCOption_NetAddressZ_Some_class != NULL);
-       LDKCOption_NetAddressZ_Some_meth = (*env)->GetMethodID(env, LDKCOption_NetAddressZ_Some_class, "<init>", "(J)V");
-       CHECK(LDKCOption_NetAddressZ_Some_meth != NULL);
-       LDKCOption_NetAddressZ_None_class =
-               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKCOption_NetAddressZ$None"));
-       CHECK(LDKCOption_NetAddressZ_None_class != NULL);
-       LDKCOption_NetAddressZ_None_meth = (*env)->GetMethodID(env, LDKCOption_NetAddressZ_None_class, "<init>", "()V");
-       CHECK(LDKCOption_NetAddressZ_None_meth != NULL);
-}
-JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1NetAddressZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_NetAddressZ *obj = (LDKCOption_NetAddressZ*)(ptr & ~1);
-       switch(obj->tag) {
-               case LDKCOption_NetAddressZ_Some: {
-                       int64_t some_ref = ((uintptr_t)&obj->some) | 1;
-                       return (*env)->NewObject(env, LDKCOption_NetAddressZ_Some_class, LDKCOption_NetAddressZ_Some_meth, some_ref);
-               }
-               case LDKCOption_NetAddressZ_None: {
-                       return (*env)->NewObject(env, LDKCOption_NetAddressZ_None_class, LDKCOption_NetAddressZ_None_meth);
-               }
-               default: abort();
-       }
-}
-static inline struct LDKCVec_u8Z CResult_CVec_u8ZPeerHandleErrorZ_get_ok(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return CVec_u8Z_clone(&*owner->contents.result);
-}
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* owner_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(owner & ~1);
-       LDKCVec_u8Z ret_var = CResult_CVec_u8ZPeerHandleErrorZ_get_ok(owner_conv);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
-}
-
-static inline struct LDKPeerHandleError CResult_CVec_u8ZPeerHandleErrorZ_get_err(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return PeerHandleError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* owner_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(owner & ~1);
-       LDKPeerHandleError ret_var = CResult_CVec_u8ZPeerHandleErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline void CResult_NonePeerHandleErrorZ_get_ok(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return *owner->contents.result;
-}
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NonePeerHandleErrorZ* owner_conv = (LDKCResult_NonePeerHandleErrorZ*)(owner & ~1);
-       CResult_NonePeerHandleErrorZ_get_ok(owner_conv);
-}
-
-static inline struct LDKPeerHandleError CResult_NonePeerHandleErrorZ_get_err(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return PeerHandleError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NonePeerHandleErrorZ* owner_conv = (LDKCResult_NonePeerHandleErrorZ*)(owner & ~1);
-       LDKPeerHandleError ret_var = CResult_NonePeerHandleErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-static inline bool CResult_boolPeerHandleErrorZ_get_ok(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return *owner->contents.result;
-}
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_boolPeerHandleErrorZ* owner_conv = (LDKCResult_boolPeerHandleErrorZ*)(owner & ~1);
-       jboolean ret_conv = CResult_boolPeerHandleErrorZ_get_ok(owner_conv);
-       return ret_conv;
-}
-
-static inline struct LDKPeerHandleError CResult_boolPeerHandleErrorZ_get_err(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR owner){
-CHECK(!owner->result_ok);
-       return PeerHandleError_clone(&*owner->contents.err);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_boolPeerHandleErrorZ* owner_conv = (LDKCResult_boolPeerHandleErrorZ*)(owner & ~1);
-       LDKPeerHandleError ret_var = CResult_boolPeerHandleErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
 static jclass LDKGraphSyncError_DecodeError_class = NULL;
 static jmethodID LDKGraphSyncError_DecodeError_meth = NULL;
 static jclass LDKGraphSyncError_LightningError_class = NULL;
@@ -8766,24 +9586,17 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKGraphSyncError_init (J
        CHECK(LDKGraphSyncError_LightningError_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKGraphSyncError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKGraphSyncError *obj = (LDKGraphSyncError*)(ptr & ~1);
+       LDKGraphSyncError *obj = (LDKGraphSyncError*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKGraphSyncError_DecodeError: {
-                       LDKDecodeError decode_error_var = obj->decode_error;
-                       int64_t decode_error_ref = 0;
-                       CHECK((((uintptr_t)decode_error_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&decode_error_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(decode_error_var);
-                       decode_error_ref = (uintptr_t)decode_error_var.inner & ~1;
+                       int64_t decode_error_ref = tag_ptr(&obj->decode_error, false);
                        return (*env)->NewObject(env, LDKGraphSyncError_DecodeError_class, LDKGraphSyncError_DecodeError_meth, decode_error_ref);
                }
                case LDKGraphSyncError_LightningError: {
                        LDKLightningError lightning_error_var = obj->lightning_error;
                        int64_t lightning_error_ref = 0;
-                       CHECK((((uintptr_t)lightning_error_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&lightning_error_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(lightning_error_var);
-                       lightning_error_ref = (uintptr_t)lightning_error_var.inner & ~1;
+                       lightning_error_ref = tag_ptr(lightning_error_var.inner, false);
                        return (*env)->NewObject(env, LDKGraphSyncError_LightningError_class, LDKGraphSyncError_LightningError_meth, lightning_error_ref);
                }
                default: abort();
@@ -8794,7 +9607,7 @@ CHECK(owner->result_ok);
        return *owner->contents.result;
 }
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_CResult_1u32GraphSyncErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_u32GraphSyncErrorZ* owner_conv = (LDKCResult_u32GraphSyncErrorZ*)(owner & ~1);
+       LDKCResult_u32GraphSyncErrorZ* owner_conv = (LDKCResult_u32GraphSyncErrorZ*)untag_ptr(owner);
        int32_t ret_conv = CResult_u32GraphSyncErrorZ_get_ok(owner_conv);
        return ret_conv;
 }
@@ -8804,10 +9617,10 @@ CHECK(!owner->result_ok);
        return GraphSyncError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1u32GraphSyncErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_u32GraphSyncErrorZ* owner_conv = (LDKCResult_u32GraphSyncErrorZ*)(owner & ~1);
+       LDKCResult_u32GraphSyncErrorZ* owner_conv = (LDKCResult_u32GraphSyncErrorZ*)untag_ptr(owner);
        LDKGraphSyncError *ret_copy = MALLOC(sizeof(LDKGraphSyncError), "LDKGraphSyncError");
        *ret_copy = CResult_u32GraphSyncErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -8816,10 +9629,10 @@ CHECK(owner->result_ok);
        return NetAddress_clone(&*owner->contents.result);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NetAddressDecodeErrorZ* owner_conv = (LDKCResult_NetAddressDecodeErrorZ*)(owner & ~1);
+       LDKCResult_NetAddressDecodeErrorZ* owner_conv = (LDKCResult_NetAddressDecodeErrorZ*)untag_ptr(owner);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = CResult_NetAddressDecodeErrorZ_get_ok(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -8828,16 +9641,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NetAddressDecodeErrorZ* owner_conv = (LDKCResult_NetAddressDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NetAddressDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NetAddressDecodeErrorZ* owner_conv = (LDKCResult_NetAddressDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NetAddressDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -8870,20 +9677,16 @@ static inline LDKCVec_UpdateFailMalformedHTLCZ CVec_UpdateFailMalformedHTLCZ_clo
        return ret;
 }
 static inline struct LDKAcceptChannel CResult_AcceptChannelDecodeErrorZ_get_ok(LDKCResult_AcceptChannelDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return AcceptChannel_clone(&*owner->contents.result);
+       LDKAcceptChannel ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_AcceptChannelDecodeErrorZ* owner_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(owner & ~1);
+       LDKCResult_AcceptChannelDecodeErrorZ* owner_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)untag_ptr(owner);
        LDKAcceptChannel ret_var = CResult_AcceptChannelDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8892,34 +9695,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_AcceptChannelDecodeErrorZ* owner_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_AcceptChannelDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_AcceptChannelDecodeErrorZ* owner_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_AcceptChannelDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKAnnouncementSignatures CResult_AnnouncementSignaturesDecodeErrorZ_get_ok(LDKCResult_AnnouncementSignaturesDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return AnnouncementSignatures_clone(&*owner->contents.result);
+       LDKAnnouncementSignatures ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_AnnouncementSignaturesDecodeErrorZ* owner_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(owner & ~1);
+       LDKCResult_AnnouncementSignaturesDecodeErrorZ* owner_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)untag_ptr(owner);
        LDKAnnouncementSignatures ret_var = CResult_AnnouncementSignaturesDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8928,34 +9721,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_AnnouncementSignaturesDecodeErrorZ* owner_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_AnnouncementSignaturesDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_AnnouncementSignaturesDecodeErrorZ* owner_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_AnnouncementSignaturesDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelReestablish CResult_ChannelReestablishDecodeErrorZ_get_ok(LDKCResult_ChannelReestablishDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelReestablish_clone(&*owner->contents.result);
+       LDKChannelReestablish ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelReestablishDecodeErrorZ* owner_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelReestablishDecodeErrorZ* owner_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)untag_ptr(owner);
        LDKChannelReestablish ret_var = CResult_ChannelReestablishDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -8964,34 +9747,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelReestablishDecodeErrorZ* owner_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelReestablishDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelReestablishDecodeErrorZ* owner_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelReestablishDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKClosingSigned CResult_ClosingSignedDecodeErrorZ_get_ok(LDKCResult_ClosingSignedDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ClosingSigned_clone(&*owner->contents.result);
+       LDKClosingSigned ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ClosingSignedDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ClosingSignedDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)untag_ptr(owner);
        LDKClosingSigned ret_var = CResult_ClosingSignedDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9000,34 +9773,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ClosingSignedDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ClosingSignedDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ClosingSignedDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ClosingSignedDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKClosingSignedFeeRange CResult_ClosingSignedFeeRangeDecodeErrorZ_get_ok(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ClosingSignedFeeRange_clone(&*owner->contents.result);
+       LDKClosingSignedFeeRange ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)untag_ptr(owner);
        LDKClosingSignedFeeRange ret_var = CResult_ClosingSignedFeeRangeDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9036,34 +9799,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ClosingSignedFeeRangeDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* owner_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ClosingSignedFeeRangeDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKCommitmentSigned CResult_CommitmentSignedDecodeErrorZ_get_ok(LDKCResult_CommitmentSignedDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return CommitmentSigned_clone(&*owner->contents.result);
+       LDKCommitmentSigned ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CommitmentSignedDecodeErrorZ* owner_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(owner & ~1);
+       LDKCResult_CommitmentSignedDecodeErrorZ* owner_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)untag_ptr(owner);
        LDKCommitmentSigned ret_var = CResult_CommitmentSignedDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9072,34 +9825,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_CommitmentSignedDecodeErrorZ* owner_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_CommitmentSignedDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_CommitmentSignedDecodeErrorZ* owner_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_CommitmentSignedDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKFundingCreated CResult_FundingCreatedDecodeErrorZ_get_ok(LDKCResult_FundingCreatedDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return FundingCreated_clone(&*owner->contents.result);
+       LDKFundingCreated ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_FundingCreatedDecodeErrorZ* owner_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(owner & ~1);
+       LDKCResult_FundingCreatedDecodeErrorZ* owner_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)untag_ptr(owner);
        LDKFundingCreated ret_var = CResult_FundingCreatedDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9108,34 +9851,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_FundingCreatedDecodeErrorZ* owner_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_FundingCreatedDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_FundingCreatedDecodeErrorZ* owner_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_FundingCreatedDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKFundingSigned CResult_FundingSignedDecodeErrorZ_get_ok(LDKCResult_FundingSignedDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return FundingSigned_clone(&*owner->contents.result);
+       LDKFundingSigned ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_FundingSignedDecodeErrorZ* owner_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(owner & ~1);
+       LDKCResult_FundingSignedDecodeErrorZ* owner_conv = (LDKCResult_FundingSignedDecodeErrorZ*)untag_ptr(owner);
        LDKFundingSigned ret_var = CResult_FundingSignedDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9144,34 +9877,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_FundingSignedDecodeErrorZ* owner_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_FundingSignedDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_FundingSignedDecodeErrorZ* owner_conv = (LDKCResult_FundingSignedDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_FundingSignedDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelReady CResult_ChannelReadyDecodeErrorZ_get_ok(LDKCResult_ChannelReadyDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelReady_clone(&*owner->contents.result);
+       LDKChannelReady ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelReadyDecodeErrorZ* owner_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelReadyDecodeErrorZ* owner_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)untag_ptr(owner);
        LDKChannelReady ret_var = CResult_ChannelReadyDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9180,34 +9903,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelReadyDecodeErrorZ* owner_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelReadyDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelReadyDecodeErrorZ* owner_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelReadyDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKInit CResult_InitDecodeErrorZ_get_ok(LDKCResult_InitDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Init_clone(&*owner->contents.result);
+       LDKInit ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InitDecodeErrorZ* owner_conv = (LDKCResult_InitDecodeErrorZ*)(owner & ~1);
+       LDKCResult_InitDecodeErrorZ* owner_conv = (LDKCResult_InitDecodeErrorZ*)untag_ptr(owner);
        LDKInit ret_var = CResult_InitDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9216,34 +9929,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InitDecodeErrorZ* owner_conv = (LDKCResult_InitDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_InitDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_InitDecodeErrorZ* owner_conv = (LDKCResult_InitDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_InitDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKOpenChannel CResult_OpenChannelDecodeErrorZ_get_ok(LDKCResult_OpenChannelDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return OpenChannel_clone(&*owner->contents.result);
+       LDKOpenChannel ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_OpenChannelDecodeErrorZ* owner_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(owner & ~1);
+       LDKCResult_OpenChannelDecodeErrorZ* owner_conv = (LDKCResult_OpenChannelDecodeErrorZ*)untag_ptr(owner);
        LDKOpenChannel ret_var = CResult_OpenChannelDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9252,34 +9955,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_OpenChannelDecodeErrorZ* owner_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_OpenChannelDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_OpenChannelDecodeErrorZ* owner_conv = (LDKCResult_OpenChannelDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_OpenChannelDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKRevokeAndACK CResult_RevokeAndACKDecodeErrorZ_get_ok(LDKCResult_RevokeAndACKDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return RevokeAndACK_clone(&*owner->contents.result);
+       LDKRevokeAndACK ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RevokeAndACKDecodeErrorZ* owner_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(owner & ~1);
+       LDKCResult_RevokeAndACKDecodeErrorZ* owner_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)untag_ptr(owner);
        LDKRevokeAndACK ret_var = CResult_RevokeAndACKDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9288,34 +9981,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_RevokeAndACKDecodeErrorZ* owner_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_RevokeAndACKDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_RevokeAndACKDecodeErrorZ* owner_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_RevokeAndACKDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKShutdown CResult_ShutdownDecodeErrorZ_get_ok(LDKCResult_ShutdownDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Shutdown_clone(&*owner->contents.result);
+       LDKShutdown ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ShutdownDecodeErrorZ* owner_conv = (LDKCResult_ShutdownDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ShutdownDecodeErrorZ* owner_conv = (LDKCResult_ShutdownDecodeErrorZ*)untag_ptr(owner);
        LDKShutdown ret_var = CResult_ShutdownDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9324,34 +10007,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ShutdownDecodeErrorZ* owner_conv = (LDKCResult_ShutdownDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ShutdownDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ShutdownDecodeErrorZ* owner_conv = (LDKCResult_ShutdownDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ShutdownDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUpdateFailHTLC CResult_UpdateFailHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateFailHTLCDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UpdateFailHTLC_clone(&*owner->contents.result);
+       LDKUpdateFailHTLC ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFailHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UpdateFailHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)untag_ptr(owner);
        LDKUpdateFailHTLC ret_var = CResult_UpdateFailHTLCDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9360,34 +10033,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFailHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UpdateFailHTLCDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_UpdateFailHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UpdateFailHTLCDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUpdateFailMalformedHTLC CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UpdateFailMalformedHTLC_clone(&*owner->contents.result);
+       LDKUpdateFailMalformedHTLC ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)untag_ptr(owner);
        LDKUpdateFailMalformedHTLC ret_var = CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9396,34 +10059,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UpdateFailMalformedHTLCDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUpdateFee CResult_UpdateFeeDecodeErrorZ_get_ok(LDKCResult_UpdateFeeDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UpdateFee_clone(&*owner->contents.result);
+       LDKUpdateFee ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFeeDecodeErrorZ* owner_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UpdateFeeDecodeErrorZ* owner_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)untag_ptr(owner);
        LDKUpdateFee ret_var = CResult_UpdateFeeDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9432,34 +10085,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFeeDecodeErrorZ* owner_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UpdateFeeDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_UpdateFeeDecodeErrorZ* owner_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UpdateFeeDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUpdateFulfillHTLC CResult_UpdateFulfillHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateFulfillHTLCDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UpdateFulfillHTLC_clone(&*owner->contents.result);
+       LDKUpdateFulfillHTLC ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)untag_ptr(owner);
        LDKUpdateFulfillHTLC ret_var = CResult_UpdateFulfillHTLCDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9468,34 +10111,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UpdateFulfillHTLCDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UpdateFulfillHTLCDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUpdateAddHTLC CResult_UpdateAddHTLCDecodeErrorZ_get_ok(LDKCResult_UpdateAddHTLCDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UpdateAddHTLC_clone(&*owner->contents.result);
+       LDKUpdateAddHTLC ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateAddHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UpdateAddHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)untag_ptr(owner);
        LDKUpdateAddHTLC ret_var = CResult_UpdateAddHTLCDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9504,34 +10137,50 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UpdateAddHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UpdateAddHTLCDecodeErrorZ_get_err(owner_conv);
+       LDKCResult_UpdateAddHTLCDecodeErrorZ* owner_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UpdateAddHTLCDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline struct LDKOnionMessage CResult_OnionMessageDecodeErrorZ_get_ok(LDKCResult_OnionMessageDecodeErrorZ *NONNULL_PTR owner){
+       LDKOnionMessage ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_OnionMessageDecodeErrorZ* owner_conv = (LDKCResult_OnionMessageDecodeErrorZ*)untag_ptr(owner);
+       LDKOnionMessage ret_var = CResult_OnionMessageDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKDecodeError CResult_OnionMessageDecodeErrorZ_get_err(LDKCResult_OnionMessageDecodeErrorZ *NONNULL_PTR owner){
+CHECK(!owner->result_ok);
+       return DecodeError_clone(&*owner->contents.err);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKCResult_OnionMessageDecodeErrorZ* owner_conv = (LDKCResult_OnionMessageDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_OnionMessageDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKPing CResult_PingDecodeErrorZ_get_ok(LDKCResult_PingDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Ping_clone(&*owner->contents.result);
+       LDKPing ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PingDecodeErrorZ* owner_conv = (LDKCResult_PingDecodeErrorZ*)(owner & ~1);
+       LDKCResult_PingDecodeErrorZ* owner_conv = (LDKCResult_PingDecodeErrorZ*)untag_ptr(owner);
        LDKPing ret_var = CResult_PingDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9540,34 +10189,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PingDecodeErrorZ* owner_conv = (LDKCResult_PingDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_PingDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_PingDecodeErrorZ* owner_conv = (LDKCResult_PingDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_PingDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKPong CResult_PongDecodeErrorZ_get_ok(LDKCResult_PongDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Pong_clone(&*owner->contents.result);
+       LDKPong ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PongDecodeErrorZ* owner_conv = (LDKCResult_PongDecodeErrorZ*)(owner & ~1);
+       LDKCResult_PongDecodeErrorZ* owner_conv = (LDKCResult_PongDecodeErrorZ*)untag_ptr(owner);
        LDKPong ret_var = CResult_PongDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9576,34 +10215,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_PongDecodeErrorZ* owner_conv = (LDKCResult_PongDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_PongDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_PongDecodeErrorZ* owner_conv = (LDKCResult_PongDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_PongDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUnsignedChannelAnnouncement CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_ok(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UnsignedChannelAnnouncement_clone(&*owner->contents.result);
+       LDKUnsignedChannelAnnouncement ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)untag_ptr(owner);
        LDKUnsignedChannelAnnouncement ret_var = CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9612,34 +10241,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UnsignedChannelAnnouncementDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelAnnouncement CResult_ChannelAnnouncementDecodeErrorZ_get_ok(LDKCResult_ChannelAnnouncementDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelAnnouncement_clone(&*owner->contents.result);
+       LDKChannelAnnouncement ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)untag_ptr(owner);
        LDKChannelAnnouncement ret_var = CResult_ChannelAnnouncementDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9648,34 +10267,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelAnnouncementDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelAnnouncementDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUnsignedChannelUpdate CResult_UnsignedChannelUpdateDecodeErrorZ_get_ok(LDKCResult_UnsignedChannelUpdateDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UnsignedChannelUpdate_clone(&*owner->contents.result);
+       LDKUnsignedChannelUpdate ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)untag_ptr(owner);
        LDKUnsignedChannelUpdate ret_var = CResult_UnsignedChannelUpdateDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9684,34 +10293,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UnsignedChannelUpdateDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UnsignedChannelUpdateDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKChannelUpdate CResult_ChannelUpdateDecodeErrorZ_get_ok(LDKCResult_ChannelUpdateDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ChannelUpdate_clone(&*owner->contents.result);
+       LDKChannelUpdate ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)untag_ptr(owner);
        LDKChannelUpdate ret_var = CResult_ChannelUpdateDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9720,34 +10319,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ChannelUpdateDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ChannelUpdateDecodeErrorZ* owner_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ChannelUpdateDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKErrorMessage CResult_ErrorMessageDecodeErrorZ_get_ok(LDKCResult_ErrorMessageDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ErrorMessage_clone(&*owner->contents.result);
+       LDKErrorMessage ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ErrorMessageDecodeErrorZ* owner_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ErrorMessageDecodeErrorZ* owner_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)untag_ptr(owner);
        LDKErrorMessage ret_var = CResult_ErrorMessageDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9756,34 +10345,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ErrorMessageDecodeErrorZ* owner_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ErrorMessageDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ErrorMessageDecodeErrorZ* owner_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ErrorMessageDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKWarningMessage CResult_WarningMessageDecodeErrorZ_get_ok(LDKCResult_WarningMessageDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return WarningMessage_clone(&*owner->contents.result);
+       LDKWarningMessage ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_WarningMessageDecodeErrorZ* owner_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(owner & ~1);
+       LDKCResult_WarningMessageDecodeErrorZ* owner_conv = (LDKCResult_WarningMessageDecodeErrorZ*)untag_ptr(owner);
        LDKWarningMessage ret_var = CResult_WarningMessageDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9792,34 +10371,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_WarningMessageDecodeErrorZ* owner_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_WarningMessageDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_WarningMessageDecodeErrorZ* owner_conv = (LDKCResult_WarningMessageDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_WarningMessageDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKUnsignedNodeAnnouncement CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_ok(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return UnsignedNodeAnnouncement_clone(&*owner->contents.result);
+       LDKUnsignedNodeAnnouncement ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)untag_ptr(owner);
        LDKUnsignedNodeAnnouncement ret_var = CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9828,34 +10397,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_UnsignedNodeAnnouncementDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKNodeAnnouncement CResult_NodeAnnouncementDecodeErrorZ_get_ok(LDKCResult_NodeAnnouncementDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return NodeAnnouncement_clone(&*owner->contents.result);
+       LDKNodeAnnouncement ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(owner & ~1);
+       LDKCResult_NodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)untag_ptr(owner);
        LDKNodeAnnouncement ret_var = CResult_NodeAnnouncementDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9864,34 +10423,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_NodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_NodeAnnouncementDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_NodeAnnouncementDecodeErrorZ* owner_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_NodeAnnouncementDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKQueryShortChannelIds CResult_QueryShortChannelIdsDecodeErrorZ_get_ok(LDKCResult_QueryShortChannelIdsDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return QueryShortChannelIds_clone(&*owner->contents.result);
+       LDKQueryShortChannelIds ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_QueryShortChannelIdsDecodeErrorZ* owner_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(owner & ~1);
+       LDKCResult_QueryShortChannelIdsDecodeErrorZ* owner_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)untag_ptr(owner);
        LDKQueryShortChannelIds ret_var = CResult_QueryShortChannelIdsDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9900,34 +10449,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_QueryShortChannelIdsDecodeErrorZ* owner_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_QueryShortChannelIdsDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_QueryShortChannelIdsDecodeErrorZ* owner_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_QueryShortChannelIdsDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKReplyShortChannelIdsEnd CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_ok(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ReplyShortChannelIdsEnd_clone(&*owner->contents.result);
+       LDKReplyShortChannelIdsEnd ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* owner_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* owner_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)untag_ptr(owner);
        LDKReplyShortChannelIdsEnd ret_var = CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9936,34 +10475,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* owner_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* owner_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ReplyShortChannelIdsEndDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKQueryChannelRange CResult_QueryChannelRangeDecodeErrorZ_get_ok(LDKCResult_QueryChannelRangeDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return QueryChannelRange_clone(&*owner->contents.result);
+       LDKQueryChannelRange ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_QueryChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(owner & ~1);
+       LDKCResult_QueryChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)untag_ptr(owner);
        LDKQueryChannelRange ret_var = CResult_QueryChannelRangeDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -9972,34 +10501,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_QueryChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_QueryChannelRangeDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_QueryChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_QueryChannelRangeDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKReplyChannelRange CResult_ReplyChannelRangeDecodeErrorZ_get_ok(LDKCResult_ReplyChannelRangeDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return ReplyChannelRange_clone(&*owner->contents.result);
+       LDKReplyChannelRange ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ReplyChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(owner & ~1);
+       LDKCResult_ReplyChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)untag_ptr(owner);
        LDKReplyChannelRange ret_var = CResult_ReplyChannelRangeDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -10008,34 +10527,24 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_ReplyChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_ReplyChannelRangeDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_ReplyChannelRangeDecodeErrorZ* owner_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_ReplyChannelRangeDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 static inline struct LDKGossipTimestampFilter CResult_GossipTimestampFilterDecodeErrorZ_get_ok(LDKCResult_GossipTimestampFilterDecodeErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return GossipTimestampFilter_clone(&*owner->contents.result);
+       LDKGossipTimestampFilter ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_GossipTimestampFilterDecodeErrorZ* owner_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(owner & ~1);
+       LDKCResult_GossipTimestampFilterDecodeErrorZ* owner_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)untag_ptr(owner);
        LDKGossipTimestampFilter ret_var = CResult_GossipTimestampFilterDecodeErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -10044,16 +10553,10 @@ CHECK(!owner->result_ok);
        return DecodeError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_GossipTimestampFilterDecodeErrorZ* owner_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(owner & ~1);
-       LDKDecodeError ret_var = CResult_GossipTimestampFilterDecodeErrorZ_get_err(owner_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKCResult_GossipTimestampFilterDecodeErrorZ* owner_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)untag_ptr(owner);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = CResult_GossipTimestampFilterDecodeErrorZ_get_err(owner_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -10081,7 +10584,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKSignOrCreationError_in
        CHECK(LDKSignOrCreationError_CreationError_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKSignOrCreationError_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKSignOrCreationError *obj = (LDKSignOrCreationError*)(ptr & ~1);
+       LDKSignOrCreationError *obj = (LDKSignOrCreationError*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKSignOrCreationError_SignError: {
                        return (*env)->NewObject(env, LDKSignOrCreationError_SignError_class, LDKSignOrCreationError_SignError_meth);
@@ -10094,20 +10597,16 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKSignOrCreationError_1ref
        }
 }
 static inline struct LDKInvoice CResult_InvoiceSignOrCreationErrorZ_get_ok(LDKCResult_InvoiceSignOrCreationErrorZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return Invoice_clone(&*owner->contents.result);
+       LDKInvoice ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceSignOrCreationErrorZ* owner_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(owner & ~1);
+       LDKCResult_InvoiceSignOrCreationErrorZ* owner_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)untag_ptr(owner);
        LDKInvoice ret_var = CResult_InvoiceSignOrCreationErrorZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -10116,10 +10615,10 @@ CHECK(!owner->result_ok);
        return SignOrCreationError_clone(&*owner->contents.err);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_InvoiceSignOrCreationErrorZ* owner_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(owner & ~1);
+       LDKCResult_InvoiceSignOrCreationErrorZ* owner_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)untag_ptr(owner);
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = CResult_InvoiceSignOrCreationErrorZ_get_err(owner_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -10172,7 +10671,7 @@ void register_tx_LDKFilter_jcall(const void* this_arg, const uint8_t (* txid)[32
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
 }
-LDKCOption_C2Tuple_usizeTransactionZZ register_output_LDKFilter_jcall(const void* this_arg, LDKWatchedOutput output) {
+void register_output_LDKFilter_jcall(const void* this_arg, LDKWatchedOutput output) {
        LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -10183,28 +10682,18 @@ LDKCOption_C2Tuple_usizeTransactionZZ register_output_LDKFilter_jcall(const void
        }
        LDKWatchedOutput output_var = output;
        int64_t output_ref = 0;
-       CHECK((((uintptr_t)output_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&output_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(output_var);
-       output_ref = (uintptr_t)output_var.inner;
-       if (output_var.is_owned) {
-               output_ref |= 1;
-       }
+       output_ref = tag_ptr(output_var.inner, output_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->register_output_meth, output_ref);
+       (*env)->CallVoidMethod(env, obj, j_calls->register_output_meth, output_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to register_output in LDKFilter from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCOption_C2Tuple_usizeTransactionZZ ret_conv = *(LDKCOption_C2Tuple_usizeTransactionZZ*)(ret_ptr);
-       FREE((void*)ret);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_conv;
 }
 static void LDKFilter_JCalls_cloned(LDKFilter* new_obj) {
        LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) new_obj->this_arg;
@@ -10219,7 +10708,7 @@ static inline LDKFilter LDKFilter_init (JNIEnv *env, jclass clz, jobject o) {
        calls->o = (*env)->NewWeakGlobalRef(env, o);
        calls->register_tx_meth = (*env)->GetMethodID(env, c, "register_tx", "([B[B)V");
        CHECK(calls->register_tx_meth != NULL);
-       calls->register_output_meth = (*env)->GetMethodID(env, c, "register_output", "(J)J");
+       calls->register_output_meth = (*env)->GetMethodID(env, c, "register_output", "(J)V");
        CHECK(calls->register_output_meth != NULL);
 
        LDKFilter ret = {
@@ -10233,11 +10722,11 @@ static inline LDKFilter LDKFilter_init (JNIEnv *env, jclass clz, jobject o) {
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKFilter_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKFilter *res_ptr = MALLOC(sizeof(LDKFilter), "LDKFilter");
        *res_ptr = LDKFilter_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Filter_1register_1tx(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray txid, int8_tArray script_pubkey) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKFilter* this_arg_conv = (LDKFilter*)this_arg_ptr;
        unsigned char txid_arr[32];
        CHECK((*env)->GetArrayLength(env, txid) == 32);
@@ -10250,19 +10739,16 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Filter_1register_1tx(JNIEnv *e
        (*env)->ReleaseByteArrayElements(env, script_pubkey, (int8_t*)script_pubkey_ref.data, 0);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Filter_1register_1output(JNIEnv *env, jclass clz, int64_t this_arg, int64_t output) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Filter_1register_1output(JNIEnv *env, jclass clz, int64_t this_arg, int64_t output) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKFilter* this_arg_conv = (LDKFilter*)this_arg_ptr;
        LDKWatchedOutput output_conv;
-       output_conv.inner = (void*)(output & (~1));
-       output_conv.is_owned = (output & 1) || (output == 0);
+       output_conv.inner = untag_ptr(output);
+       output_conv.is_owned = ptr_is_owned(output);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(output_conv);
        output_conv = WatchedOutput_clone(&output_conv);
-       LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
-       *ret_copy = (this_arg_conv->register_output)(this_arg_conv->this_arg, output_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
+       (this_arg_conv->register_output)(this_arg_conv->this_arg, output_conv);
 }
 
 static jclass LDKCOption_FilterZ_Some_class = NULL;
@@ -10282,7 +10768,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKCOption_1FilterZ_init
        CHECK(LDKCOption_FilterZ_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1FilterZ_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKCOption_FilterZ *obj = (LDKCOption_FilterZ*)(ptr & ~1);
+       LDKCOption_FilterZ *obj = (LDKCOption_FilterZ*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKCOption_FilterZ_Some: {
                        LDKFilter* some_ret = MALLOC(sizeof(LDKFilter), "LDKFilter");
@@ -10292,7 +10778,7 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1FilterZ_1ref_1f
                                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                                LDKFilter_JCalls_cloned(&(*some_ret));
                        }
-                       return (*env)->NewObject(env, LDKCOption_FilterZ_Some_class, LDKCOption_FilterZ_Some_meth, (int64_t)some_ret);
+                       return (*env)->NewObject(env, LDKCOption_FilterZ_Some_class, LDKCOption_FilterZ_Some_meth, tag_ptr(some_ret, true));
                }
                case LDKCOption_FilterZ_None: {
                        return (*env)->NewObject(env, LDKCOption_FilterZ_None_class, LDKCOption_FilterZ_None_meth);
@@ -10300,18 +10786,17 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCOption_1FilterZ_1ref_1f
                default: abort();
        }
 }
-static inline struct LDKLockedChannelMonitor *CResult_LockedChannelMonitorNoneZ_get_ok(LDKCResult_LockedChannelMonitorNoneZ *NONNULL_PTR owner){
-CHECK(owner->result_ok);
-       return &*owner->contents.result;
+static inline struct LDKLockedChannelMonitor CResult_LockedChannelMonitorNoneZ_get_ok(LDKCResult_LockedChannelMonitorNoneZ *NONNULL_PTR owner){
+       LDKLockedChannelMonitor ret = *owner->contents.result;
+       ret.is_owned = false;
+       return ret;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1LockedChannelMonitorNoneZ_1get_1ok(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_LockedChannelMonitorNoneZ* owner_conv = (LDKCResult_LockedChannelMonitorNoneZ*)(owner & ~1);
-       LDKLockedChannelMonitor ret_var = *CResult_LockedChannelMonitorNoneZ_get_ok(owner_conv);
+       LDKCResult_LockedChannelMonitorNoneZ* owner_conv = (LDKCResult_LockedChannelMonitorNoneZ*)untag_ptr(owner);
+       LDKLockedChannelMonitor ret_var = CResult_LockedChannelMonitorNoneZ_get_ok(owner_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner & ~1;
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -10320,7 +10805,7 @@ CHECK(!owner->result_ok);
        return *owner->contents.err;
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1LockedChannelMonitorNoneZ_1get_1err(JNIEnv *env, jclass clz, int64_t owner) {
-       LDKCResult_LockedChannelMonitorNoneZ* owner_conv = (LDKCResult_LockedChannelMonitorNoneZ*)(owner & ~1);
+       LDKCResult_LockedChannelMonitorNoneZ* owner_conv = (LDKCResult_LockedChannelMonitorNoneZ*)untag_ptr(owner);
        CResult_LockedChannelMonitorNoneZ_get_err(owner_conv);
 }
 
@@ -10331,6 +10816,55 @@ static inline LDKCVec_OutPointZ CVec_OutPointZ_clone(const LDKCVec_OutPointZ *or
        }
        return ret;
 }
+static inline LDKCVec_MonitorUpdateIdZ CVec_MonitorUpdateIdZ_clone(const LDKCVec_MonitorUpdateIdZ *orig) {
+       LDKCVec_MonitorUpdateIdZ ret = { .data = MALLOC(sizeof(LDKMonitorUpdateId) * orig->datalen, "LDKCVec_MonitorUpdateIdZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = MonitorUpdateId_clone(&orig->data[i]);
+       }
+       return ret;
+}
+static inline struct LDKOutPoint C2Tuple_OutPointCVec_MonitorUpdateIdZZ_get_a(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ *NONNULL_PTR owner){
+       LDKOutPoint ret = owner->a;
+       ret.is_owned = false;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointCVec_1MonitorUpdateIdZZ_1get_1a(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* owner_conv = (LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ*)untag_ptr(owner);
+       LDKOutPoint ret_var = C2Tuple_OutPointCVec_MonitorUpdateIdZZ_get_a(owner_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline struct LDKCVec_MonitorUpdateIdZ C2Tuple_OutPointCVec_MonitorUpdateIdZZ_get_b(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ *NONNULL_PTR owner){
+       return CVec_MonitorUpdateIdZ_clone(&owner->b);
+}
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointCVec_1MonitorUpdateIdZZ_1get_1b(JNIEnv *env, jclass clz, int64_t owner) {
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* owner_conv = (LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ*)untag_ptr(owner);
+       LDKCVec_MonitorUpdateIdZ ret_var = C2Tuple_OutPointCVec_MonitorUpdateIdZZ_get_b(owner_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t r = 0; r < ret_var.datalen; r++) {
+               LDKMonitorUpdateId ret_conv_17_var = ret_var.data[r];
+               int64_t ret_conv_17_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_17_var);
+               ret_conv_17_ref = tag_ptr(ret_conv_17_var.inner, ret_conv_17_var.is_owned);
+               ret_arr_ptr[r] = ret_conv_17_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+static inline LDKCVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ CVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ_clone(const LDKCVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ *orig) {
+       LDKCVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ ret = { .data = MALLOC(sizeof(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ) * orig->datalen, "LDKCVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ clone bytes"), .datalen = orig->datalen };
+       for (size_t i = 0; i < ret.datalen; i++) {
+               ret.data[i] = C2Tuple_OutPointCVec_MonitorUpdateIdZZ_clone(&orig->data[i]);
+       }
+       return ret;
+}
 typedef struct LDKMessageSendEventsProvider_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
@@ -10379,10 +10913,10 @@ LDKCVec_MessageSendEventZ get_and_clear_pending_msg_events_LDKMessageSendEventsP
        int64_t* ret_vals = (*env)->GetLongArrayElements (env, ret, NULL);
        for (size_t s = 0; s < ret_constr.datalen; s++) {
                int64_t ret_conv_18 = ret_vals[s];
-               void* ret_conv_18_ptr = (void*)(((uintptr_t)ret_conv_18) & ~1);
+               void* ret_conv_18_ptr = untag_ptr(ret_conv_18);
                CHECK_ACCESS(ret_conv_18_ptr);
                LDKMessageSendEvent ret_conv_18_conv = *(LDKMessageSendEvent*)(ret_conv_18_ptr);
-               FREE((void*)ret_conv_18);
+               FREE(untag_ptr(ret_conv_18));
                ret_constr.data[s] = ret_conv_18_conv;
        }
        (*env)->ReleaseLongArrayElements(env, ret, ret_vals, 0);
@@ -10415,11 +10949,11 @@ static inline LDKMessageSendEventsProvider LDKMessageSendEventsProvider_init (JN
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEventsProvider_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKMessageSendEventsProvider *res_ptr = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *res_ptr = LDKMessageSendEventsProvider_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_MessageSendEventsProvider_1get_1and_1clear_1pending_1msg_1events(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKMessageSendEventsProvider* this_arg_conv = (LDKMessageSendEventsProvider*)this_arg_ptr;
        LDKCVec_MessageSendEventZ ret_var = (this_arg_conv->get_and_clear_pending_msg_events)(this_arg_conv->this_arg);
        int64_tArray ret_arr = NULL;
@@ -10428,7 +10962,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_MessageSendEventsProvi
        for (size_t s = 0; s < ret_var.datalen; s++) {
                LDKMessageSendEvent *ret_conv_18_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
                *ret_conv_18_copy = ret_var.data[s];
-               int64_t ret_conv_18_ref = (uintptr_t)ret_conv_18_copy;
+               int64_t ret_conv_18_ref = tag_ptr(ret_conv_18_copy, true);
                ret_arr_ptr[s] = ret_conv_18_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -10436,183 +10970,14 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_MessageSendEventsProvi
        return ret_arr;
 }
 
-typedef struct LDKEventHandler_JCalls {
-       atomic_size_t refcnt;
-       JavaVM *vm;
-       jweak o;
-       jmethodID handle_event_meth;
-} LDKEventHandler_JCalls;
-static void LDKEventHandler_JCalls_free(void* this_arg) {
-       LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               JNIEnv *env;
-               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-               } else {
-                       DO_ASSERT(get_jenv_res == JNI_OK);
-               }
-               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-               }
-               FREE(j_calls);
-       }
-}
-void handle_event_LDKEventHandler_jcall(const void* this_arg, const LDKEvent * event) {
-       LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       LDKEvent *ret_event = MALLOC(sizeof(LDKEvent), "LDKEvent ret conversion");
-       *ret_event = Event_clone(event);
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->handle_event_meth, (int64_t)ret_event);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to handle_event in LDKEventHandler from rust threw an exception.");
-       }
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-       }
-}
-static void LDKEventHandler_JCalls_cloned(LDKEventHandler* new_obj) {
-       LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-}
-static inline LDKEventHandler LDKEventHandler_init (JNIEnv *env, jclass clz, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       CHECK(c != NULL);
-       LDKEventHandler_JCalls *calls = MALLOC(sizeof(LDKEventHandler_JCalls), "LDKEventHandler_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
-       calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->handle_event_meth = (*env)->GetMethodID(env, c, "handle_event", "(J)V");
-       CHECK(calls->handle_event_meth != NULL);
-
-       LDKEventHandler ret = {
-               .this_arg = (void*) calls,
-               .handle_event = handle_event_LDKEventHandler_jcall,
-               .free = LDKEventHandler_JCalls_free,
-       };
-       return ret;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKEventHandler_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKEventHandler *res_ptr = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
-       *res_ptr = LDKEventHandler_init(env, clz, o);
-       return (uint64_t)res_ptr;
-}
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EventHandler_1handle_1event(JNIEnv *env, jclass clz, int64_t this_arg, int64_t event) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKEventHandler* this_arg_conv = (LDKEventHandler*)this_arg_ptr;
-       LDKEvent* event_conv = (LDKEvent*)event;
-       (this_arg_conv->handle_event)(this_arg_conv->this_arg, event_conv);
-}
-
-typedef struct LDKEventsProvider_JCalls {
-       atomic_size_t refcnt;
-       JavaVM *vm;
-       jweak o;
-       jmethodID process_pending_events_meth;
-} LDKEventsProvider_JCalls;
-static void LDKEventsProvider_JCalls_free(void* this_arg) {
-       LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               JNIEnv *env;
-               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-               } else {
-                       DO_ASSERT(get_jenv_res == JNI_OK);
-               }
-               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-               }
-               FREE(j_calls);
-       }
-}
-void process_pending_events_LDKEventsProvider_jcall(const void* this_arg, LDKEventHandler handler) {
-       LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       LDKEventHandler* handler_ret = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
-       *handler_ret = handler;
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->process_pending_events_meth, (int64_t)handler_ret);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to process_pending_events in LDKEventsProvider from rust threw an exception.");
-       }
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-       }
-}
-static void LDKEventsProvider_JCalls_cloned(LDKEventsProvider* new_obj) {
-       LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-}
-static inline LDKEventsProvider LDKEventsProvider_init (JNIEnv *env, jclass clz, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       CHECK(c != NULL);
-       LDKEventsProvider_JCalls *calls = MALLOC(sizeof(LDKEventsProvider_JCalls), "LDKEventsProvider_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
-       calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->process_pending_events_meth = (*env)->GetMethodID(env, c, "process_pending_events", "(J)V");
-       CHECK(calls->process_pending_events_meth != NULL);
-
-       LDKEventsProvider ret = {
-               .this_arg = (void*) calls,
-               .process_pending_events = process_pending_events_LDKEventsProvider_jcall,
-               .free = LDKEventsProvider_JCalls_free,
-       };
-       return ret;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKEventsProvider_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKEventsProvider *res_ptr = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
-       *res_ptr = LDKEventsProvider_init(env, clz, o);
-       return (uint64_t)res_ptr;
-}
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EventsProvider_1process_1pending_1events(JNIEnv *env, jclass clz, int64_t this_arg, int64_t handler) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKEventsProvider* this_arg_conv = (LDKEventsProvider*)this_arg_ptr;
-       void* handler_ptr = (void*)(((uintptr_t)handler) & ~1);
-       CHECK_ACCESS(handler_ptr);
-       LDKEventHandler handler_conv = *(LDKEventHandler*)(handler_ptr);
-       if (handler_conv.free == LDKEventHandler_JCalls_free) {
-               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
-               LDKEventHandler_JCalls_cloned(&handler_conv);
-       }
-       (this_arg_conv->process_pending_events)(this_arg_conv->this_arg, handler_conv);
-}
-
-typedef struct LDKScore_JCalls {
+typedef struct LDKOnionMessageProvider_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
        jweak o;
-       jmethodID channel_penalty_msat_meth;
-       jmethodID payment_path_failed_meth;
-       jmethodID payment_path_successful_meth;
-       jmethodID probe_failed_meth;
-       jmethodID probe_successful_meth;
-       jmethodID write_meth;
-} LDKScore_JCalls;
-static void LDKScore_JCalls_free(void* this_arg) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+       jmethodID next_onion_message_for_peer_meth;
+} LDKOnionMessageProvider_JCalls;
+static void LDKOnionMessageProvider_JCalls_free(void* this_arg) {
+       LDKOnionMessageProvider_JCalls *j_calls = (LDKOnionMessageProvider_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
                JNIEnv *env;
                jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -10623,64 +10988,13 @@ static void LDKScore_JCalls_free(void* this_arg) {
                }
                (*env)->DeleteWeakGlobalRef(env, j_calls->o);
                if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-               }
-               FREE(j_calls);
-       }
-}
-uint64_t channel_penalty_msat_LDKScore_jcall(const void* this_arg, uint64_t short_channel_id, const LDKNodeId * source, const LDKNodeId * target, LDKChannelUsage usage) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       int64_t short_channel_id_conv = short_channel_id;
-       LDKNodeId source_var = *source;
-       int64_t source_ref = 0;
-       source_var = NodeId_clone(&source_var);
-       CHECK((((uintptr_t)source_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&source_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(source_var);
-       source_ref = (uintptr_t)source_var.inner;
-       if (source_var.is_owned) {
-               source_ref |= 1;
-       }
-       LDKNodeId target_var = *target;
-       int64_t target_ref = 0;
-       target_var = NodeId_clone(&target_var);
-       CHECK((((uintptr_t)target_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&target_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(target_var);
-       target_ref = (uintptr_t)target_var.inner;
-       if (target_var.is_owned) {
-               target_ref |= 1;
-       }
-       LDKChannelUsage usage_var = usage;
-       int64_t usage_ref = 0;
-       CHECK((((uintptr_t)usage_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&usage_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(usage_var);
-       usage_ref = (uintptr_t)usage_var.inner;
-       if (usage_var.is_owned) {
-               usage_ref |= 1;
-       }
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       int64_t ret = (*env)->CallLongMethod(env, obj, j_calls->channel_penalty_msat_meth, short_channel_id_conv, source_ref, target_ref, usage_ref);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to channel_penalty_msat in LDKScore from rust threw an exception.");
-       }
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
        }
-       return ret;
 }
-void payment_path_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path, uint64_t short_channel_id) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+LDKOnionMessage next_onion_message_for_peer_LDKOnionMessageProvider_jcall(const void* this_arg, LDKPublicKey peer_node_id) {
+       LDKOnionMessageProvider_JCalls *j_calls = (LDKOnionMessageProvider_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -10688,76 +11002,89 @@ void payment_path_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path,
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       LDKCVec_RouteHopZ path_var = path;
-       int64_tArray path_arr = NULL;
-       path_arr = (*env)->NewLongArray(env, path_var.datalen);
-       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
-       for (size_t k = 0; k < path_var.datalen; k++) {
-               LDKRouteHop path_conv_10_var = path_var.data[k];
-               int64_t path_conv_10_ref = 0;
-               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner;
-               if (path_conv_10_var.is_owned) {
-                       path_conv_10_ref |= 1;
-               }
-               path_arr_ptr[k] = path_conv_10_ref;
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
-       FREE(path_var.data);
-       int64_t short_channel_id_conv = short_channel_id;
+       int8_tArray peer_node_id_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, peer_node_id_arr, 0, 33, peer_node_id.compressed_form);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->payment_path_failed_meth, path_arr, short_channel_id_conv);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->next_onion_message_for_peer_meth, peer_node_id_arr);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to payment_path_failed in LDKScore from rust threw an exception.");
+               (*env)->FatalError(env, "A call to next_onion_message_for_peer in LDKOnionMessageProvider from rust threw an exception.");
        }
+       LDKOnionMessage ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
+       return ret_conv;
 }
-void payment_path_successful_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       LDKCVec_RouteHopZ path_var = path;
-       int64_tArray path_arr = NULL;
-       path_arr = (*env)->NewLongArray(env, path_var.datalen);
-       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
-       for (size_t k = 0; k < path_var.datalen; k++) {
-               LDKRouteHop path_conv_10_var = path_var.data[k];
-               int64_t path_conv_10_ref = 0;
-               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner;
-               if (path_conv_10_var.is_owned) {
-                       path_conv_10_ref |= 1;
+static void LDKOnionMessageProvider_JCalls_cloned(LDKOnionMessageProvider* new_obj) {
+       LDKOnionMessageProvider_JCalls *j_calls = (LDKOnionMessageProvider_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKOnionMessageProvider LDKOnionMessageProvider_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKOnionMessageProvider_JCalls *calls = MALLOC(sizeof(LDKOnionMessageProvider_JCalls), "LDKOnionMessageProvider_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->next_onion_message_for_peer_meth = (*env)->GetMethodID(env, c, "next_onion_message_for_peer", "([B)J");
+       CHECK(calls->next_onion_message_for_peer_meth != NULL);
+
+       LDKOnionMessageProvider ret = {
+               .this_arg = (void*) calls,
+               .next_onion_message_for_peer = next_onion_message_for_peer_LDKOnionMessageProvider_jcall,
+               .free = LDKOnionMessageProvider_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKOnionMessageProvider_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKOnionMessageProvider *res_ptr = MALLOC(sizeof(LDKOnionMessageProvider), "LDKOnionMessageProvider");
+       *res_ptr = LDKOnionMessageProvider_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessageProvider_1next_1onion_1message_1for_1peer(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray peer_node_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKOnionMessageProvider* this_arg_conv = (LDKOnionMessageProvider*)this_arg_ptr;
+       LDKPublicKey peer_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, peer_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, peer_node_id, 0, 33, peer_node_id_ref.compressed_form);
+       LDKOnionMessage ret_var = (this_arg_conv->next_onion_message_for_peer)(this_arg_conv->this_arg, peer_node_id_ref);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+typedef struct LDKEventHandler_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID handle_event_meth;
+} LDKEventHandler_JCalls;
+static void LDKEventHandler_JCalls_free(void* this_arg) {
+       LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
                }
-               path_arr_ptr[k] = path_conv_10_ref;
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
-       FREE(path_var.data);
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->payment_path_successful_meth, path_arr);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to payment_path_successful in LDKScore from rust threw an exception.");
-       }
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
        }
 }
-void probe_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path, uint64_t short_channel_id) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+void handle_event_LDKEventHandler_jcall(const void* this_arg, LDKEvent event) {
+       LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -10765,76 +11092,82 @@ void probe_failed_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path, uint64_
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       LDKCVec_RouteHopZ path_var = path;
-       int64_tArray path_arr = NULL;
-       path_arr = (*env)->NewLongArray(env, path_var.datalen);
-       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
-       for (size_t k = 0; k < path_var.datalen; k++) {
-               LDKRouteHop path_conv_10_var = path_var.data[k];
-               int64_t path_conv_10_ref = 0;
-               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner;
-               if (path_conv_10_var.is_owned) {
-                       path_conv_10_ref |= 1;
-               }
-               path_arr_ptr[k] = path_conv_10_ref;
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
-       FREE(path_var.data);
-       int64_t short_channel_id_conv = short_channel_id;
+       LDKEvent *event_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
+       *event_copy = event;
+       int64_t event_ref = tag_ptr(event_copy, true);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->probe_failed_meth, path_arr, short_channel_id_conv);
+       (*env)->CallVoidMethod(env, obj, j_calls->handle_event_meth, event_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to probe_failed in LDKScore from rust threw an exception.");
+               (*env)->FatalError(env, "A call to handle_event in LDKEventHandler from rust threw an exception.");
        }
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
 }
-void probe_successful_LDKScore_jcall(void* this_arg, LDKCVec_RouteHopZ path) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       LDKCVec_RouteHopZ path_var = path;
-       int64_tArray path_arr = NULL;
-       path_arr = (*env)->NewLongArray(env, path_var.datalen);
-       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
-       for (size_t k = 0; k < path_var.datalen; k++) {
-               LDKRouteHop path_conv_10_var = path_var.data[k];
-               int64_t path_conv_10_ref = 0;
-               CHECK((((uintptr_t)path_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&path_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
-               path_conv_10_ref = (uintptr_t)path_conv_10_var.inner;
-               if (path_conv_10_var.is_owned) {
-                       path_conv_10_ref |= 1;
+static void LDKEventHandler_JCalls_cloned(LDKEventHandler* new_obj) {
+       LDKEventHandler_JCalls *j_calls = (LDKEventHandler_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKEventHandler LDKEventHandler_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKEventHandler_JCalls *calls = MALLOC(sizeof(LDKEventHandler_JCalls), "LDKEventHandler_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->handle_event_meth = (*env)->GetMethodID(env, c, "handle_event", "(J)V");
+       CHECK(calls->handle_event_meth != NULL);
+
+       LDKEventHandler ret = {
+               .this_arg = (void*) calls,
+               .handle_event = handle_event_LDKEventHandler_jcall,
+               .free = LDKEventHandler_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKEventHandler_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKEventHandler *res_ptr = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
+       *res_ptr = LDKEventHandler_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EventHandler_1handle_1event(JNIEnv *env, jclass clz, int64_t this_arg, int64_t event) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKEventHandler* this_arg_conv = (LDKEventHandler*)this_arg_ptr;
+       void* event_ptr = untag_ptr(event);
+       CHECK_ACCESS(event_ptr);
+       LDKEvent event_conv = *(LDKEvent*)(event_ptr);
+       event_conv = Event_clone((LDKEvent*)untag_ptr(event));
+       (this_arg_conv->handle_event)(this_arg_conv->this_arg, event_conv);
+}
+
+typedef struct LDKEventsProvider_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID process_pending_events_meth;
+} LDKEventsProvider_JCalls;
+static void LDKEventsProvider_JCalls_free(void* this_arg) {
+       LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
                }
-               path_arr_ptr[k] = path_conv_10_ref;
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
-       FREE(path_var.data);
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->probe_successful_meth, path_arr);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to probe_successful in LDKScore from rust threw an exception.");
-       }
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
        }
 }
-LDKCVec_u8Z write_LDKScore_jcall(const void* this_arg) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) this_arg;
+void process_pending_events_LDKEventsProvider_jcall(const void* this_arg, LDKEventHandler handler) {
+       LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -10842,189 +11175,57 @@ LDKCVec_u8Z write_LDKScore_jcall(const void* this_arg) {
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
+       LDKEventHandler* handler_ret = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
+       *handler_ret = handler;
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       int8_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->write_meth);
+       (*env)->CallVoidMethod(env, obj, j_calls->process_pending_events_meth, tag_ptr(handler_ret, true));
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to write in LDKScore from rust threw an exception.");
+               (*env)->FatalError(env, "A call to process_pending_events in LDKEventsProvider from rust threw an exception.");
        }
-       LDKCVec_u8Z ret_ref;
-       ret_ref.datalen = (*env)->GetArrayLength(env, ret);
-       ret_ref.data = MALLOC(ret_ref.datalen, "LDKCVec_u8Z Bytes");
-       (*env)->GetByteArrayRegion(env, ret, 0, ret_ref.datalen, ret_ref.data);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_ref;
 }
-static void LDKScore_JCalls_cloned(LDKScore* new_obj) {
-       LDKScore_JCalls *j_calls = (LDKScore_JCalls*) new_obj->this_arg;
+static void LDKEventsProvider_JCalls_cloned(LDKEventsProvider* new_obj) {
+       LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKScore LDKScore_init (JNIEnv *env, jclass clz, jobject o) {
+static inline LDKEventsProvider LDKEventsProvider_init (JNIEnv *env, jclass clz, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
        CHECK(c != NULL);
-       LDKScore_JCalls *calls = MALLOC(sizeof(LDKScore_JCalls), "LDKScore_JCalls");
+       LDKEventsProvider_JCalls *calls = MALLOC(sizeof(LDKEventsProvider_JCalls), "LDKEventsProvider_JCalls");
        atomic_init(&calls->refcnt, 1);
        DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->channel_penalty_msat_meth = (*env)->GetMethodID(env, c, "channel_penalty_msat", "(JJJJ)J");
-       CHECK(calls->channel_penalty_msat_meth != NULL);
-       calls->payment_path_failed_meth = (*env)->GetMethodID(env, c, "payment_path_failed", "([JJ)V");
-       CHECK(calls->payment_path_failed_meth != NULL);
-       calls->payment_path_successful_meth = (*env)->GetMethodID(env, c, "payment_path_successful", "([J)V");
-       CHECK(calls->payment_path_successful_meth != NULL);
-       calls->probe_failed_meth = (*env)->GetMethodID(env, c, "probe_failed", "([JJ)V");
-       CHECK(calls->probe_failed_meth != NULL);
-       calls->probe_successful_meth = (*env)->GetMethodID(env, c, "probe_successful", "([J)V");
-       CHECK(calls->probe_successful_meth != NULL);
-       calls->write_meth = (*env)->GetMethodID(env, c, "write", "()[B");
-       CHECK(calls->write_meth != NULL);
+       calls->process_pending_events_meth = (*env)->GetMethodID(env, c, "process_pending_events", "(J)V");
+       CHECK(calls->process_pending_events_meth != NULL);
 
-       LDKScore ret = {
+       LDKEventsProvider ret = {
                .this_arg = (void*) calls,
-               .channel_penalty_msat = channel_penalty_msat_LDKScore_jcall,
-               .payment_path_failed = payment_path_failed_LDKScore_jcall,
-               .payment_path_successful = payment_path_successful_LDKScore_jcall,
-               .probe_failed = probe_failed_LDKScore_jcall,
-               .probe_successful = probe_successful_LDKScore_jcall,
-               .write = write_LDKScore_jcall,
-               .free = LDKScore_JCalls_free,
+               .process_pending_events = process_pending_events_LDKEventsProvider_jcall,
+               .free = LDKEventsProvider_JCalls_free,
        };
        return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKScore_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKScore *res_ptr = MALLOC(sizeof(LDKScore), "LDKScore");
-       *res_ptr = LDKScore_init(env, clz, o);
-       return (uint64_t)res_ptr;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Score_1channel_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_arg, int64_t short_channel_id, int64_t source, int64_t target, int64_t usage) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
-       LDKNodeId source_conv;
-       source_conv.inner = (void*)(source & (~1));
-       source_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(source_conv);
-       LDKNodeId target_conv;
-       target_conv.inner = (void*)(target & (~1));
-       target_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(target_conv);
-       LDKChannelUsage usage_conv;
-       usage_conv.inner = (void*)(usage & (~1));
-       usage_conv.is_owned = (usage & 1) || (usage == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(usage_conv);
-       usage_conv = ChannelUsage_clone(&usage_conv);
-       int64_t ret_conv = (this_arg_conv->channel_penalty_msat)(this_arg_conv->this_arg, short_channel_id, &source_conv, &target_conv, usage_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1payment_1path_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path, int64_t short_channel_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
-       LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = (*env)->GetArrayLength(env, path);
-       if (path_constr.datalen > 0)
-               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
-       else
-               path_constr.data = NULL;
-       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
-       for (size_t k = 0; k < path_constr.datalen; k++) {
-               int64_t path_conv_10 = path_vals[k];
-               LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
-               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
-               path_constr.data[k] = path_conv_10_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
-       (this_arg_conv->payment_path_failed)(this_arg_conv->this_arg, path_constr, short_channel_id);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1payment_1path_1successful(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
-       LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = (*env)->GetArrayLength(env, path);
-       if (path_constr.datalen > 0)
-               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
-       else
-               path_constr.data = NULL;
-       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
-       for (size_t k = 0; k < path_constr.datalen; k++) {
-               int64_t path_conv_10 = path_vals[k];
-               LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
-               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
-               path_constr.data[k] = path_conv_10_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
-       (this_arg_conv->payment_path_successful)(this_arg_conv->this_arg, path_constr);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1probe_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path, int64_t short_channel_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
-       LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = (*env)->GetArrayLength(env, path);
-       if (path_constr.datalen > 0)
-               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
-       else
-               path_constr.data = NULL;
-       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
-       for (size_t k = 0; k < path_constr.datalen; k++) {
-               int64_t path_conv_10 = path_vals[k];
-               LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
-               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
-               path_constr.data[k] = path_conv_10_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
-       (this_arg_conv->probe_failed)(this_arg_conv->this_arg, path_constr, short_channel_id);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKEventsProvider_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKEventsProvider *res_ptr = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
+       *res_ptr = LDKEventsProvider_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
 }
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1probe_1successful(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
-       LDKCVec_RouteHopZ path_constr;
-       path_constr.datalen = (*env)->GetArrayLength(env, path);
-       if (path_constr.datalen > 0)
-               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
-       else
-               path_constr.data = NULL;
-       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
-       for (size_t k = 0; k < path_constr.datalen; k++) {
-               int64_t path_conv_10 = path_vals[k];
-               LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
-               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
-               path_constr.data[k] = path_conv_10_conv;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EventsProvider_1process_1pending_1events(JNIEnv *env, jclass clz, int64_t this_arg, int64_t handler) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKEventsProvider* this_arg_conv = (LDKEventsProvider*)this_arg_ptr;
+       void* handler_ptr = untag_ptr(handler);
+       CHECK_ACCESS(handler_ptr);
+       LDKEventHandler handler_conv = *(LDKEventHandler*)(handler_ptr);
+       if (handler_conv.free == LDKEventHandler_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKEventHandler_JCalls_cloned(&handler_conv);
        }
-       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
-       (this_arg_conv->probe_successful)(this_arg_conv->this_arg, path_constr);
-}
-
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Score_1write(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKScore* this_arg_conv = (LDKScore*)this_arg_ptr;
-       LDKCVec_u8Z ret_var = (this_arg_conv->write)(this_arg_conv->this_arg);
-       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
-       CVec_u8Z_free(ret_var);
-       return ret_arr;
+       (this_arg_conv->process_pending_events)(this_arg_conv->this_arg, handler_conv);
 }
 
 typedef struct LDKPersister_JCalls {
@@ -11064,13 +11265,8 @@ LDKCResult_NoneErrorZ persist_manager_LDKPersister_jcall(const void* this_arg, c
        LDKChannelManager channel_manager_var = *channel_manager;
        int64_t channel_manager_ref = 0;
        // WARNING: we may need a move here but no clone is available for LDKChannelManager
-       CHECK((((uintptr_t)channel_manager_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&channel_manager_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_manager_var);
-       channel_manager_ref = (uintptr_t)channel_manager_var.inner;
-       if (channel_manager_var.is_owned) {
-               channel_manager_ref |= 1;
-       }
+       channel_manager_ref = tag_ptr(channel_manager_var.inner, channel_manager_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->persist_manager_meth, channel_manager_ref);
@@ -11078,10 +11274,10 @@ LDKCResult_NoneErrorZ persist_manager_LDKPersister_jcall(const void* this_arg, c
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to persist_manager in LDKPersister from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneErrorZ ret_conv = *(LDKCResult_NoneErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -11099,13 +11295,8 @@ LDKCResult_NoneErrorZ persist_graph_LDKPersister_jcall(const void* this_arg, con
        LDKNetworkGraph network_graph_var = *network_graph;
        int64_t network_graph_ref = 0;
        // WARNING: we may need a move here but no clone is available for LDKNetworkGraph
-       CHECK((((uintptr_t)network_graph_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&network_graph_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_var);
-       network_graph_ref = (uintptr_t)network_graph_var.inner;
-       if (network_graph_var.is_owned) {
-               network_graph_ref |= 1;
-       }
+       network_graph_ref = tag_ptr(network_graph_var.inner, network_graph_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->persist_graph_meth, network_graph_ref);
@@ -11113,16 +11304,16 @@ LDKCResult_NoneErrorZ persist_graph_LDKPersister_jcall(const void* this_arg, con
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to persist_graph in LDKPersister from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneErrorZ ret_conv = *(LDKCResult_NoneErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-LDKCResult_NoneErrorZ persist_scorer_LDKPersister_jcall(const void* this_arg, const LDKMultiThreadedLockableScore * scorer) {
+LDKCResult_NoneErrorZ persist_scorer_LDKPersister_jcall(const void* this_arg, const LDKWriteableScore * scorer) {
        LDKPersister_JCalls *j_calls = (LDKPersister_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -11131,27 +11322,19 @@ LDKCResult_NoneErrorZ persist_scorer_LDKPersister_jcall(const void* this_arg, co
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
-       LDKMultiThreadedLockableScore scorer_var = *scorer;
-       int64_t scorer_ref = 0;
-       // WARNING: we may need a move here but no clone is available for LDKMultiThreadedLockableScore
-       CHECK((((uintptr_t)scorer_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&scorer_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(scorer_var);
-       scorer_ref = (uintptr_t)scorer_var.inner;
-       if (scorer_var.is_owned) {
-               scorer_ref |= 1;
-       }
+       // WARNING: This object doesn't live past this scope, needs clone!
+       int64_t ret_scorer = tag_ptr(scorer, false);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->persist_scorer_meth, scorer_ref);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->persist_scorer_meth, ret_scorer);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to persist_scorer in LDKPersister from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneErrorZ ret_conv = *(LDKCResult_NoneErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -11187,45 +11370,122 @@ static inline LDKPersister LDKPersister_init (JNIEnv *env, jclass clz, jobject o
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKPersister_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKPersister *res_ptr = MALLOC(sizeof(LDKPersister), "LDKPersister");
        *res_ptr = LDKPersister_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Persister_1persist_1manager(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_manager) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPersister* this_arg_conv = (LDKPersister*)this_arg_ptr;
        LDKChannelManager channel_manager_conv;
-       channel_manager_conv.inner = (void*)(channel_manager & (~1));
-       channel_manager_conv.is_owned = false;
+       channel_manager_conv.inner = untag_ptr(channel_manager);
+       channel_manager_conv.is_owned = ptr_is_owned(channel_manager);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_manager_conv);
+       channel_manager_conv.is_owned = false;
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = (this_arg_conv->persist_manager)(this_arg_conv->this_arg, &channel_manager_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Persister_1persist_1graph(JNIEnv *env, jclass clz, int64_t this_arg, int64_t network_graph) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPersister* this_arg_conv = (LDKPersister*)this_arg_ptr;
        LDKNetworkGraph network_graph_conv;
-       network_graph_conv.inner = (void*)(network_graph & (~1));
-       network_graph_conv.is_owned = false;
+       network_graph_conv.inner = untag_ptr(network_graph);
+       network_graph_conv.is_owned = ptr_is_owned(network_graph);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
+       network_graph_conv.is_owned = false;
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = (this_arg_conv->persist_graph)(this_arg_conv->this_arg, &network_graph_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Persister_1persist_1scorer(JNIEnv *env, jclass clz, int64_t this_arg, int64_t scorer) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPersister* this_arg_conv = (LDKPersister*)this_arg_ptr;
-       LDKMultiThreadedLockableScore scorer_conv;
-       scorer_conv.inner = (void*)(scorer & (~1));
-       scorer_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(scorer_conv);
+       void* scorer_ptr = untag_ptr(scorer);
+       if (ptr_is_owned(scorer)) { CHECK_ACCESS(scorer_ptr); }
+       LDKWriteableScore* scorer_conv = (LDKWriteableScore*)scorer_ptr;
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
-       *ret_conv = (this_arg_conv->persist_scorer)(this_arg_conv->this_arg, &scorer_conv);
-       return (int64_t)ret_conv;
+       *ret_conv = (this_arg_conv->persist_scorer)(this_arg_conv->this_arg, scorer_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+typedef struct LDKFutureCallback_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID call_meth;
+} LDKFutureCallback_JCalls;
+static void LDKFutureCallback_JCalls_free(void* this_arg) {
+       LDKFutureCallback_JCalls *j_calls = (LDKFutureCallback_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+void call_LDKFutureCallback_jcall(const void* this_arg) {
+       LDKFutureCallback_JCalls *j_calls = (LDKFutureCallback_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->call_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to call in LDKFutureCallback from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+static void LDKFutureCallback_JCalls_cloned(LDKFutureCallback* new_obj) {
+       LDKFutureCallback_JCalls *j_calls = (LDKFutureCallback_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKFutureCallback LDKFutureCallback_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKFutureCallback_JCalls *calls = MALLOC(sizeof(LDKFutureCallback_JCalls), "LDKFutureCallback_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->call_meth = (*env)->GetMethodID(env, c, "call", "()V");
+       CHECK(calls->call_meth != NULL);
+
+       LDKFutureCallback ret = {
+               .this_arg = (void*) calls,
+               .call = call_LDKFutureCallback_jcall,
+               .free = LDKFutureCallback_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKFutureCallback_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKFutureCallback *res_ptr = MALLOC(sizeof(LDKFutureCallback), "LDKFutureCallback");
+       *res_ptr = LDKFutureCallback_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FutureCallback_1call(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKFutureCallback* this_arg_conv = (LDKFutureCallback*)this_arg_ptr;
+       (this_arg_conv->call)(this_arg_conv->this_arg);
 }
 
 typedef struct LDKListen_JCalls {
@@ -11271,7 +11531,7 @@ void filtered_block_connected_LDKListen_jcall(const void* this_arg, const uint8_
        for (size_t c = 0; c < txdata_var.datalen; c++) {
                LDKC2Tuple_usizeTransactionZ* txdata_conv_28_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
                *txdata_conv_28_conv = txdata_var.data[c];
-               txdata_arr_ptr[c] = ((int64_t)txdata_conv_28_conv);
+               txdata_arr_ptr[c] = tag_ptr(txdata_conv_28_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, txdata_arr, txdata_arr_ptr, 0);
        FREE(txdata_var.data);
@@ -11364,11 +11624,11 @@ static inline LDKListen LDKListen_init (JNIEnv *env, jclass clz, jobject o) {
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKListen_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKListen *res_ptr = MALLOC(sizeof(LDKListen), "LDKListen");
        *res_ptr = LDKListen_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Listen_1filtered_1block_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int64_tArray txdata, int32_t height) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKListen* this_arg_conv = (LDKListen*)this_arg_ptr;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
@@ -11383,10 +11643,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Listen_1filtered_1block_1conne
        int64_t* txdata_vals = (*env)->GetLongArrayElements (env, txdata, NULL);
        for (size_t c = 0; c < txdata_constr.datalen; c++) {
                int64_t txdata_conv_28 = txdata_vals[c];
-               void* txdata_conv_28_ptr = (void*)(((uintptr_t)txdata_conv_28) & ~1);
+               void* txdata_conv_28_ptr = untag_ptr(txdata_conv_28);
                CHECK_ACCESS(txdata_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ txdata_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(txdata_conv_28_ptr);
-               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)txdata_conv_28) & ~1));
+               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)untag_ptr(txdata_conv_28));
                txdata_constr.data[c] = txdata_conv_28_conv;
        }
        (*env)->ReleaseLongArrayElements(env, txdata, txdata_vals, 0);
@@ -11394,8 +11654,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Listen_1filtered_1block_1conne
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Listen_1block_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray block, int32_t height) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKListen* this_arg_conv = (LDKListen*)this_arg_ptr;
        LDKu8slice block_ref;
        block_ref.datalen = (*env)->GetArrayLength(env, block);
@@ -11405,8 +11665,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Listen_1block_1connected(JNIEn
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Listen_1block_1disconnected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int32_t height) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKListen* this_arg_conv = (LDKListen*)this_arg_ptr;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
@@ -11459,7 +11719,7 @@ void transactions_confirmed_LDKConfirm_jcall(const void* this_arg, const uint8_t
        for (size_t c = 0; c < txdata_var.datalen; c++) {
                LDKC2Tuple_usizeTransactionZ* txdata_conv_28_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
                *txdata_conv_28_conv = txdata_var.data[c];
-               txdata_arr_ptr[c] = ((int64_t)txdata_conv_28_conv);
+               txdata_arr_ptr[c] = tag_ptr(txdata_conv_28_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, txdata_arr, txdata_arr_ptr, 0);
        FREE(txdata_var.data);
@@ -11520,7 +11780,7 @@ void best_block_updated_LDKConfirm_jcall(const void* this_arg, const uint8_t (*
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
 }
-LDKCVec_TxidZ get_relevant_txids_LDKConfirm_jcall(const void* this_arg) {
+LDKCVec_C2Tuple_TxidBlockHashZZ get_relevant_txids_LDKConfirm_jcall(const void* this_arg) {
        LDKConfirm_JCalls *j_calls = (LDKConfirm_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -11531,24 +11791,27 @@ LDKCVec_TxidZ get_relevant_txids_LDKConfirm_jcall(const void* this_arg) {
        }
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       jobjectArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_relevant_txids_meth);
+       int64_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_relevant_txids_meth);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to get_relevant_txids in LDKConfirm from rust threw an exception.");
        }
-       LDKCVec_TxidZ ret_constr;
+       LDKCVec_C2Tuple_TxidBlockHashZZ ret_constr;
        ret_constr.datalen = (*env)->GetArrayLength(env, ret);
        if (ret_constr.datalen > 0)
-               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKThirtyTwoBytes), "LDKCVec_TxidZ Elements");
+               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKC2Tuple_TxidBlockHashZ), "LDKCVec_C2Tuple_TxidBlockHashZZ Elements");
        else
                ret_constr.data = NULL;
-       for (size_t i = 0; i < ret_constr.datalen; i++) {
-               int8_tArray ret_conv_8 = (*env)->GetObjectArrayElement(env, ret, i);
-               LDKThirtyTwoBytes ret_conv_8_ref;
-               CHECK((*env)->GetArrayLength(env, ret_conv_8) == 32);
-               (*env)->GetByteArrayRegion(env, ret_conv_8, 0, 32, ret_conv_8_ref.data);
-               ret_constr.data[i] = ret_conv_8_ref;
+       int64_t* ret_vals = (*env)->GetLongArrayElements (env, ret, NULL);
+       for (size_t z = 0; z < ret_constr.datalen; z++) {
+               int64_t ret_conv_25 = ret_vals[z];
+               void* ret_conv_25_ptr = untag_ptr(ret_conv_25);
+               CHECK_ACCESS(ret_conv_25_ptr);
+               LDKC2Tuple_TxidBlockHashZ ret_conv_25_conv = *(LDKC2Tuple_TxidBlockHashZ*)(ret_conv_25_ptr);
+               FREE(untag_ptr(ret_conv_25));
+               ret_constr.data[z] = ret_conv_25_conv;
        }
+       (*env)->ReleaseLongArrayElements(env, ret, ret_vals, 0);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -11571,7 +11834,7 @@ static inline LDKConfirm LDKConfirm_init (JNIEnv *env, jclass clz, jobject o) {
        CHECK(calls->transaction_unconfirmed_meth != NULL);
        calls->best_block_updated_meth = (*env)->GetMethodID(env, c, "best_block_updated", "([BI)V");
        CHECK(calls->best_block_updated_meth != NULL);
-       calls->get_relevant_txids_meth = (*env)->GetMethodID(env, c, "get_relevant_txids", "()[[B");
+       calls->get_relevant_txids_meth = (*env)->GetMethodID(env, c, "get_relevant_txids", "()[J");
        CHECK(calls->get_relevant_txids_meth != NULL);
 
        LDKConfirm ret = {
@@ -11587,11 +11850,11 @@ static inline LDKConfirm LDKConfirm_init (JNIEnv *env, jclass clz, jobject o) {
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKConfirm_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKConfirm *res_ptr = MALLOC(sizeof(LDKConfirm), "LDKConfirm");
        *res_ptr = LDKConfirm_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1transactions_1confirmed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int64_tArray txdata, int32_t height) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
@@ -11606,10 +11869,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1transactions_1confirm
        int64_t* txdata_vals = (*env)->GetLongArrayElements (env, txdata, NULL);
        for (size_t c = 0; c < txdata_constr.datalen; c++) {
                int64_t txdata_conv_28 = txdata_vals[c];
-               void* txdata_conv_28_ptr = (void*)(((uintptr_t)txdata_conv_28) & ~1);
+               void* txdata_conv_28_ptr = untag_ptr(txdata_conv_28);
                CHECK_ACCESS(txdata_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ txdata_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(txdata_conv_28_ptr);
-               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)txdata_conv_28) & ~1));
+               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)untag_ptr(txdata_conv_28));
                txdata_constr.data[c] = txdata_conv_28_conv;
        }
        (*env)->ReleaseLongArrayElements(env, txdata, txdata_vals, 0);
@@ -11617,8 +11880,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1transactions_1confirm
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1transaction_1unconfirmed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray txid) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
        unsigned char txid_arr[32];
        CHECK((*env)->GetArrayLength(env, txid) == 32);
@@ -11628,8 +11891,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1transaction_1unconfir
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1best_1block_1updated(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int32_t height) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
@@ -11638,20 +11901,20 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1best_1block_1updated(
        (this_arg_conv->best_block_updated)(this_arg_conv->this_arg, header_ref, height);
 }
 
-JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_Confirm_1get_1relevant_1txids(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Confirm_1get_1relevant_1txids(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKConfirm* this_arg_conv = (LDKConfirm*)this_arg_ptr;
-       LDKCVec_TxidZ ret_var = (this_arg_conv->get_relevant_txids)(this_arg_conv->this_arg);
-       jobjectArray ret_arr = NULL;
-       ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
-       ;
-       for (size_t i = 0; i < ret_var.datalen; i++) {
-               int8_tArray ret_conv_8_arr = (*env)->NewByteArray(env, 32);
-               (*env)->SetByteArrayRegion(env, ret_conv_8_arr, 0, 32, ret_var.data[i].data);
-               (*env)->SetObjectArrayElement(env, ret_arr, i, ret_conv_8_arr);
+       LDKCVec_C2Tuple_TxidBlockHashZZ ret_var = (this_arg_conv->get_relevant_txids)(this_arg_conv->this_arg);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t z = 0; z < ret_var.datalen; z++) {
+               LDKC2Tuple_TxidBlockHashZ* ret_conv_25_conv = MALLOC(sizeof(LDKC2Tuple_TxidBlockHashZ), "LDKC2Tuple_TxidBlockHashZ");
+               *ret_conv_25_conv = ret_var.data[z];
+               ret_arr_ptr[z] = tag_ptr(ret_conv_25_conv, true);
        }
-       
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
        return ret_arr;
 }
@@ -11680,7 +11943,7 @@ static void LDKPersist_JCalls_free(void* this_arg) {
                FREE(j_calls);
        }
 }
-LDKCResult_NoneChannelMonitorUpdateErrZ persist_new_channel_LDKPersist_jcall(const void* this_arg, LDKOutPoint channel_id, const LDKChannelMonitor * data, LDKMonitorUpdateId update_id) {
+LDKChannelMonitorUpdateStatus persist_new_channel_LDKPersist_jcall(const void* this_arg, LDKOutPoint channel_id, const LDKChannelMonitor * data, LDKMonitorUpdateId update_id) {
        LDKPersist_JCalls *j_calls = (LDKPersist_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -11691,49 +11954,31 @@ LDKCResult_NoneChannelMonitorUpdateErrZ persist_new_channel_LDKPersist_jcall(con
        }
        LDKOutPoint channel_id_var = channel_id;
        int64_t channel_id_ref = 0;
-       CHECK((((uintptr_t)channel_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&channel_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_id_var);
-       channel_id_ref = (uintptr_t)channel_id_var.inner;
-       if (channel_id_var.is_owned) {
-               channel_id_ref |= 1;
-       }
+       channel_id_ref = tag_ptr(channel_id_var.inner, channel_id_var.is_owned);
        LDKChannelMonitor data_var = *data;
        int64_t data_ref = 0;
        data_var = ChannelMonitor_clone(&data_var);
-       CHECK((((uintptr_t)data_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&data_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(data_var);
-       data_ref = (uintptr_t)data_var.inner;
-       if (data_var.is_owned) {
-               data_ref |= 1;
-       }
+       data_ref = tag_ptr(data_var.inner, data_var.is_owned);
        LDKMonitorUpdateId update_id_var = update_id;
        int64_t update_id_ref = 0;
-       CHECK((((uintptr_t)update_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&update_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_id_var);
-       update_id_ref = (uintptr_t)update_id_var.inner;
-       if (update_id_var.is_owned) {
-               update_id_ref |= 1;
-       }
+       update_id_ref = tag_ptr(update_id_var.inner, update_id_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->persist_new_channel_meth, channel_id_ref, data_ref, update_id_ref);
+       jclass ret = (*env)->CallObjectMethod(env, obj, j_calls->persist_new_channel_meth, channel_id_ref, data_ref, update_id_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to persist_new_channel in LDKPersist from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
-       FREE((void*)ret);
+       LDKChannelMonitorUpdateStatus ret_conv = LDKChannelMonitorUpdateStatus_from_java(env, ret);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-LDKCResult_NoneChannelMonitorUpdateErrZ update_persisted_channel_LDKPersist_jcall(const void* this_arg, LDKOutPoint channel_id, const LDKChannelMonitorUpdate * update, const LDKChannelMonitor * data, LDKMonitorUpdateId update_id) {
+LDKChannelMonitorUpdateStatus update_persisted_channel_LDKPersist_jcall(const void* this_arg, LDKOutPoint channel_id, const LDKChannelMonitorUpdate * update, const LDKChannelMonitor * data, LDKMonitorUpdateId update_id) {
        LDKPersist_JCalls *j_calls = (LDKPersist_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -11744,55 +11989,30 @@ LDKCResult_NoneChannelMonitorUpdateErrZ update_persisted_channel_LDKPersist_jcal
        }
        LDKOutPoint channel_id_var = channel_id;
        int64_t channel_id_ref = 0;
-       CHECK((((uintptr_t)channel_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&channel_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_id_var);
-       channel_id_ref = (uintptr_t)channel_id_var.inner;
-       if (channel_id_var.is_owned) {
-               channel_id_ref |= 1;
-       }
+       channel_id_ref = tag_ptr(channel_id_var.inner, channel_id_var.is_owned);
        LDKChannelMonitorUpdate update_var = *update;
        int64_t update_ref = 0;
-       if ((uintptr_t)update_var.inner > 4096) {
-               update_var = ChannelMonitorUpdate_clone(&update_var);
-               CHECK((((uintptr_t)update_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&update_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
+       update_var = ChannelMonitorUpdate_clone(&update_var);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_var);
-               update_ref = (uintptr_t)update_var.inner;
-               if (update_var.is_owned) {
-                       update_ref |= 1;
-               }
-       }
+       update_ref = tag_ptr(update_var.inner, update_var.is_owned);
        LDKChannelMonitor data_var = *data;
        int64_t data_ref = 0;
        data_var = ChannelMonitor_clone(&data_var);
-       CHECK((((uintptr_t)data_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&data_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(data_var);
-       data_ref = (uintptr_t)data_var.inner;
-       if (data_var.is_owned) {
-               data_ref |= 1;
-       }
+       data_ref = tag_ptr(data_var.inner, data_var.is_owned);
        LDKMonitorUpdateId update_id_var = update_id;
        int64_t update_id_ref = 0;
-       CHECK((((uintptr_t)update_id_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&update_id_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_id_var);
-       update_id_ref = (uintptr_t)update_id_var.inner;
-       if (update_id_var.is_owned) {
-               update_id_ref |= 1;
-       }
+       update_id_ref = tag_ptr(update_id_var.inner, update_id_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->update_persisted_channel_meth, channel_id_ref, update_ref, data_ref, update_id_ref);
+       jclass ret = (*env)->CallObjectMethod(env, obj, j_calls->update_persisted_channel_meth, channel_id_ref, update_ref, data_ref, update_id_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to update_persisted_channel in LDKPersist from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_NoneChannelMonitorUpdateErrZ ret_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(ret_ptr);
-       FREE((void*)ret);
+       LDKChannelMonitorUpdateStatus ret_conv = LDKChannelMonitorUpdateStatus_from_java(env, ret);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -11809,9 +12029,9 @@ static inline LDKPersist LDKPersist_init (JNIEnv *env, jclass clz, jobject o) {
        atomic_init(&calls->refcnt, 1);
        DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->persist_new_channel_meth = (*env)->GetMethodID(env, c, "persist_new_channel", "(JJJ)J");
+       calls->persist_new_channel_meth = (*env)->GetMethodID(env, c, "persist_new_channel", "(JJJ)Lorg/ldk/enums/ChannelMonitorUpdateStatus;");
        CHECK(calls->persist_new_channel_meth != NULL);
-       calls->update_persisted_channel_meth = (*env)->GetMethodID(env, c, "update_persisted_channel", "(JJJJ)J");
+       calls->update_persisted_channel_meth = (*env)->GetMethodID(env, c, "update_persisted_channel", "(JJJJ)Lorg/ldk/enums/ChannelMonitorUpdateStatus;");
        CHECK(calls->update_persisted_channel_meth != NULL);
 
        LDKPersist ret = {
@@ -11825,56 +12045,57 @@ static inline LDKPersist LDKPersist_init (JNIEnv *env, jclass clz, jobject o) {
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKPersist_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKPersist *res_ptr = MALLOC(sizeof(LDKPersist), "LDKPersist");
        *res_ptr = LDKPersist_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Persist_1persist_1new_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_id, int64_t data, int64_t update_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Persist_1persist_1new_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_id, int64_t data, int64_t update_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPersist* this_arg_conv = (LDKPersist*)this_arg_ptr;
        LDKOutPoint channel_id_conv;
-       channel_id_conv.inner = (void*)(channel_id & (~1));
-       channel_id_conv.is_owned = (channel_id & 1) || (channel_id == 0);
+       channel_id_conv.inner = untag_ptr(channel_id);
+       channel_id_conv.is_owned = ptr_is_owned(channel_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_id_conv);
        channel_id_conv = OutPoint_clone(&channel_id_conv);
        LDKChannelMonitor data_conv;
-       data_conv.inner = (void*)(data & (~1));
-       data_conv.is_owned = false;
+       data_conv.inner = untag_ptr(data);
+       data_conv.is_owned = ptr_is_owned(data);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(data_conv);
+       data_conv.is_owned = false;
        LDKMonitorUpdateId update_id_conv;
-       update_id_conv.inner = (void*)(update_id & (~1));
-       update_id_conv.is_owned = (update_id & 1) || (update_id == 0);
+       update_id_conv.inner = untag_ptr(update_id);
+       update_id_conv.is_owned = ptr_is_owned(update_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_id_conv);
        update_id_conv = MonitorUpdateId_clone(&update_id_conv);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = (this_arg_conv->persist_new_channel)(this_arg_conv->this_arg, channel_id_conv, &data_conv, update_id_conv);
-       return (int64_t)ret_conv;
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, (this_arg_conv->persist_new_channel)(this_arg_conv->this_arg, channel_id_conv, &data_conv, update_id_conv));
+       return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Persist_1update_1persisted_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_id, int64_t update, int64_t data, int64_t update_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Persist_1update_1persisted_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_id, int64_t update, int64_t data, int64_t update_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPersist* this_arg_conv = (LDKPersist*)this_arg_ptr;
        LDKOutPoint channel_id_conv;
-       channel_id_conv.inner = (void*)(channel_id & (~1));
-       channel_id_conv.is_owned = (channel_id & 1) || (channel_id == 0);
+       channel_id_conv.inner = untag_ptr(channel_id);
+       channel_id_conv.is_owned = ptr_is_owned(channel_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_id_conv);
        channel_id_conv = OutPoint_clone(&channel_id_conv);
        LDKChannelMonitorUpdate update_conv;
-       update_conv.inner = (void*)(update & (~1));
-       update_conv.is_owned = false;
+       update_conv.inner = untag_ptr(update);
+       update_conv.is_owned = ptr_is_owned(update);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_conv);
+       update_conv.is_owned = false;
        LDKChannelMonitor data_conv;
-       data_conv.inner = (void*)(data & (~1));
-       data_conv.is_owned = false;
+       data_conv.inner = untag_ptr(data);
+       data_conv.is_owned = ptr_is_owned(data);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(data_conv);
+       data_conv.is_owned = false;
        LDKMonitorUpdateId update_id_conv;
-       update_id_conv.inner = (void*)(update_id & (~1));
-       update_id_conv.is_owned = (update_id & 1) || (update_id == 0);
+       update_id_conv.inner = untag_ptr(update_id);
+       update_id_conv.is_owned = ptr_is_owned(update_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_id_conv);
        update_id_conv = MonitorUpdateId_clone(&update_id_conv);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = (this_arg_conv->update_persisted_channel)(this_arg_conv->this_arg, channel_id_conv, &update_conv, &data_conv, update_id_conv);
-       return (int64_t)ret_conv;
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, (this_arg_conv->update_persisted_channel)(this_arg_conv->this_arg, channel_id_conv, &update_conv, &data_conv, update_id_conv));
+       return ret_conv;
 }
 
 typedef struct LDKChannelMessageHandler_JCalls {
@@ -11902,6 +12123,8 @@ typedef struct LDKChannelMessageHandler_JCalls {
        jmethodID handle_channel_reestablish_meth;
        jmethodID handle_channel_update_meth;
        jmethodID handle_error_meth;
+       jmethodID provided_node_features_meth;
+       jmethodID provided_init_features_meth;
 } LDKChannelMessageHandler_JCalls;
 static void LDKChannelMessageHandler_JCalls_free(void* this_arg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
@@ -11933,23 +12156,13 @@ void handle_open_channel_LDKChannelMessageHandler_jcall(const void* this_arg, LD
        (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
        LDKInitFeatures their_features_var = their_features;
        int64_t their_features_ref = 0;
-       CHECK((((uintptr_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_var);
-       their_features_ref = (uintptr_t)their_features_var.inner;
-       if (their_features_var.is_owned) {
-               their_features_ref |= 1;
-       }
+       their_features_ref = tag_ptr(their_features_var.inner, their_features_var.is_owned);
        LDKOpenChannel msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = OpenChannel_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_open_channel_meth, their_node_id_arr, their_features_ref, msg_ref);
@@ -11974,23 +12187,13 @@ void handle_accept_channel_LDKChannelMessageHandler_jcall(const void* this_arg,
        (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
        LDKInitFeatures their_features_var = their_features;
        int64_t their_features_ref = 0;
-       CHECK((((uintptr_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_var);
-       their_features_ref = (uintptr_t)their_features_var.inner;
-       if (their_features_var.is_owned) {
-               their_features_ref |= 1;
-       }
+       their_features_ref = tag_ptr(their_features_var.inner, their_features_var.is_owned);
        LDKAcceptChannel msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = AcceptChannel_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_accept_channel_meth, their_node_id_arr, their_features_ref, msg_ref);
@@ -12016,13 +12219,8 @@ void handle_funding_created_LDKChannelMessageHandler_jcall(const void* this_arg,
        LDKFundingCreated msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = FundingCreated_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_funding_created_meth, their_node_id_arr, msg_ref);
@@ -12048,13 +12246,8 @@ void handle_funding_signed_LDKChannelMessageHandler_jcall(const void* this_arg,
        LDKFundingSigned msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = FundingSigned_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_funding_signed_meth, their_node_id_arr, msg_ref);
@@ -12080,13 +12273,8 @@ void handle_channel_ready_LDKChannelMessageHandler_jcall(const void* this_arg, L
        LDKChannelReady msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = ChannelReady_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_channel_ready_meth, their_node_id_arr, msg_ref);
@@ -12112,23 +12300,13 @@ void handle_shutdown_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPub
        LDKInitFeatures their_features_var = *their_features;
        int64_t their_features_ref = 0;
        their_features_var = InitFeatures_clone(&their_features_var);
-       CHECK((((uintptr_t)their_features_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&their_features_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_var);
-       their_features_ref = (uintptr_t)their_features_var.inner;
-       if (their_features_var.is_owned) {
-               their_features_ref |= 1;
-       }
+       their_features_ref = tag_ptr(their_features_var.inner, their_features_var.is_owned);
        LDKShutdown msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = Shutdown_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_shutdown_meth, their_node_id_arr, their_features_ref, msg_ref);
@@ -12154,13 +12332,8 @@ void handle_closing_signed_LDKChannelMessageHandler_jcall(const void* this_arg,
        LDKClosingSigned msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = ClosingSigned_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_closing_signed_meth, their_node_id_arr, msg_ref);
@@ -12186,13 +12359,8 @@ void handle_update_add_htlc_LDKChannelMessageHandler_jcall(const void* this_arg,
        LDKUpdateAddHTLC msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = UpdateAddHTLC_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_update_add_htlc_meth, their_node_id_arr, msg_ref);
@@ -12218,13 +12386,8 @@ void handle_update_fulfill_htlc_LDKChannelMessageHandler_jcall(const void* this_
        LDKUpdateFulfillHTLC msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = UpdateFulfillHTLC_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_update_fulfill_htlc_meth, their_node_id_arr, msg_ref);
@@ -12250,13 +12413,8 @@ void handle_update_fail_htlc_LDKChannelMessageHandler_jcall(const void* this_arg
        LDKUpdateFailHTLC msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = UpdateFailHTLC_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_update_fail_htlc_meth, their_node_id_arr, msg_ref);
@@ -12282,13 +12440,8 @@ void handle_update_fail_malformed_htlc_LDKChannelMessageHandler_jcall(const void
        LDKUpdateFailMalformedHTLC msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = UpdateFailMalformedHTLC_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_update_fail_malformed_htlc_meth, their_node_id_arr, msg_ref);
@@ -12314,13 +12467,8 @@ void handle_commitment_signed_LDKChannelMessageHandler_jcall(const void* this_ar
        LDKCommitmentSigned msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = CommitmentSigned_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_commitment_signed_meth, their_node_id_arr, msg_ref);
@@ -12346,13 +12494,8 @@ void handle_revoke_and_ack_LDKChannelMessageHandler_jcall(const void* this_arg,
        LDKRevokeAndACK msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = RevokeAndACK_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_revoke_and_ack_meth, their_node_id_arr, msg_ref);
@@ -12378,13 +12521,8 @@ void handle_update_fee_LDKChannelMessageHandler_jcall(const void* this_arg, LDKP
        LDKUpdateFee msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = UpdateFee_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_update_fee_meth, their_node_id_arr, msg_ref);
@@ -12410,13 +12548,8 @@ void handle_announcement_signatures_LDKChannelMessageHandler_jcall(const void* t
        LDKAnnouncementSignatures msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = AnnouncementSignatures_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_announcement_signatures_meth, their_node_id_arr, msg_ref);
@@ -12451,7 +12584,7 @@ void peer_disconnected_LDKChannelMessageHandler_jcall(const void* this_arg, LDKP
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
 }
-void peer_connected_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit * msg) {
+LDKCResult_NoneNoneZ peer_connected_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -12465,23 +12598,23 @@ void peer_connected_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPubl
        LDKInit msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = Init_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->peer_connected_meth, their_node_id_arr, msg_ref);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->peer_connected_meth, their_node_id_arr, msg_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to peer_connected in LDKChannelMessageHandler from rust threw an exception.");
        }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
+       return ret_conv;
 }
 void handle_channel_reestablish_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKChannelReestablish * msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
@@ -12497,13 +12630,8 @@ void handle_channel_reestablish_LDKChannelMessageHandler_jcall(const void* this_
        LDKChannelReestablish msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = ChannelReestablish_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_channel_reestablish_meth, their_node_id_arr, msg_ref);
@@ -12529,13 +12657,8 @@ void handle_channel_update_LDKChannelMessageHandler_jcall(const void* this_arg,
        LDKChannelUpdate msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = ChannelUpdate_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_channel_update_meth, their_node_id_arr, msg_ref);
@@ -12561,13 +12684,8 @@ void handle_error_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublic
        LDKErrorMessage msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = ErrorMessage_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        (*env)->CallVoidMethod(env, obj, j_calls->handle_error_meth, their_node_id_arr, msg_ref);
@@ -12579,6 +12697,58 @@ void handle_error_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublic
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
 }
+LDKNodeFeatures provided_node_features_LDKChannelMessageHandler_jcall(const void* this_arg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->provided_node_features_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to provided_node_features in LDKChannelMessageHandler from rust threw an exception.");
+       }
+       LDKNodeFeatures ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKInitFeatures provided_init_features_LDKChannelMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int8_tArray their_node_id_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->provided_init_features_meth, their_node_id_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to provided_init_features in LDKChannelMessageHandler from rust threw an exception.");
+       }
+       LDKInitFeatures ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
 static void LDKChannelMessageHandler_JCalls_cloned(LDKChannelMessageHandler* new_obj) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
@@ -12623,7 +12793,7 @@ static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (JNIEnv *en
        CHECK(calls->handle_announcement_signatures_meth != NULL);
        calls->peer_disconnected_meth = (*env)->GetMethodID(env, c, "peer_disconnected", "([BZ)V");
        CHECK(calls->peer_disconnected_meth != NULL);
-       calls->peer_connected_meth = (*env)->GetMethodID(env, c, "peer_connected", "([BJ)V");
+       calls->peer_connected_meth = (*env)->GetMethodID(env, c, "peer_connected", "([BJ)J");
        CHECK(calls->peer_connected_meth != NULL);
        calls->handle_channel_reestablish_meth = (*env)->GetMethodID(env, c, "handle_channel_reestablish", "([BJ)V");
        CHECK(calls->handle_channel_reestablish_meth != NULL);
@@ -12631,6 +12801,10 @@ static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (JNIEnv *en
        CHECK(calls->handle_channel_update_meth != NULL);
        calls->handle_error_meth = (*env)->GetMethodID(env, c, "handle_error", "([BJ)V");
        CHECK(calls->handle_error_meth != NULL);
+       calls->provided_node_features_meth = (*env)->GetMethodID(env, c, "provided_node_features", "()J");
+       CHECK(calls->provided_node_features_meth != NULL);
+       calls->provided_init_features_meth = (*env)->GetMethodID(env, c, "provided_init_features", "([B)J");
+       CHECK(calls->provided_init_features_meth != NULL);
 
        LDKChannelMessageHandler ret = {
                .this_arg = (void*) calls,
@@ -12654,6 +12828,8 @@ static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (JNIEnv *en
                .handle_channel_reestablish = handle_channel_reestablish_LDKChannelMessageHandler_jcall,
                .handle_channel_update = handle_channel_update_LDKChannelMessageHandler_jcall,
                .handle_error = handle_error_LDKChannelMessageHandler_jcall,
+               .provided_node_features = provided_node_features_LDKChannelMessageHandler_jcall,
+               .provided_init_features = provided_init_features_LDKChannelMessageHandler_jcall,
                .free = LDKChannelMessageHandler_JCalls_free,
                .MessageSendEventsProvider = LDKMessageSendEventsProvider_init(env, clz, MessageSendEventsProvider),
        };
@@ -12663,241 +12839,255 @@ static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (JNIEnv *en
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1new(JNIEnv *env, jclass clz, jobject o, jobject MessageSendEventsProvider) {
        LDKChannelMessageHandler *res_ptr = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
        *res_ptr = LDKChannelMessageHandler_init(env, clz, o, MessageSendEventsProvider);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1get_1MessageSendEventsProvider(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKChannelMessageHandler *inp = (LDKChannelMessageHandler *)(arg & ~1);
-       uint64_t res_ptr = (uint64_t)&inp->MessageSendEventsProvider;
-       DO_ASSERT((res_ptr & 1) == 0);
-       return (int64_t)(res_ptr | 1);
+       LDKChannelMessageHandler *inp = (LDKChannelMessageHandler *)untag_ptr(arg);
+       return tag_ptr(&inp->MessageSendEventsProvider, false);
 }
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1open_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t their_features, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKInitFeatures their_features_conv;
-       their_features_conv.inner = (void*)(their_features & (~1));
-       their_features_conv.is_owned = (their_features & 1) || (their_features == 0);
+       their_features_conv.inner = untag_ptr(their_features);
+       their_features_conv.is_owned = ptr_is_owned(their_features);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_conv);
        their_features_conv = InitFeatures_clone(&their_features_conv);
        LDKOpenChannel msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_open_channel)(this_arg_conv->this_arg, their_node_id_ref, their_features_conv, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1accept_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t their_features, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKInitFeatures their_features_conv;
-       their_features_conv.inner = (void*)(their_features & (~1));
-       their_features_conv.is_owned = (their_features & 1) || (their_features == 0);
+       their_features_conv.inner = untag_ptr(their_features);
+       their_features_conv.is_owned = ptr_is_owned(their_features);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_conv);
        their_features_conv = InitFeatures_clone(&their_features_conv);
        LDKAcceptChannel msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_accept_channel)(this_arg_conv->this_arg, their_node_id_ref, their_features_conv, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1funding_1created(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKFundingCreated msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_funding_created)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1funding_1signed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKFundingSigned msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_funding_signed)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1channel_1ready(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKChannelReady msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_channel_ready)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1shutdown(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t their_features, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKInitFeatures their_features_conv;
-       their_features_conv.inner = (void*)(their_features & (~1));
-       their_features_conv.is_owned = false;
+       their_features_conv.inner = untag_ptr(their_features);
+       their_features_conv.is_owned = ptr_is_owned(their_features);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(their_features_conv);
+       their_features_conv.is_owned = false;
        LDKShutdown msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_shutdown)(this_arg_conv->this_arg, their_node_id_ref, &their_features_conv, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1closing_1signed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKClosingSigned msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_closing_signed)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1update_1add_1htlc(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKUpdateAddHTLC msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_update_add_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1update_1fulfill_1htlc(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKUpdateFulfillHTLC msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_update_fulfill_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1update_1fail_1htlc(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKUpdateFailHTLC msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_update_fail_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1update_1fail_1malformed_1htlc(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKUpdateFailMalformedHTLC msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_update_fail_malformed_htlc)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1commitment_1signed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKCommitmentSigned msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_commitment_signed)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1revoke_1and_1ack(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKRevokeAndACK msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_revoke_and_ack)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1update_1fee(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKUpdateFee msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_update_fee)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1announcement_1signatures(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKAnnouncementSignatures msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_announcement_signatures)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1peer_1disconnected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, jboolean no_connection_possible) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
@@ -12905,62 +13095,93 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1peer_1d
        (this_arg_conv->peer_disconnected)(this_arg_conv->this_arg, their_node_id_ref, no_connection_possible);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1peer_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1peer_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKInit msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       (this_arg_conv->peer_connected)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
+       msg_conv.is_owned = false;
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = (this_arg_conv->peer_connected)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1channel_1reestablish(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKChannelReestablish msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_channel_reestablish)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1channel_1update(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKChannelUpdate msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_channel_update)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1handle_1error(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKErrorMessage msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        (this_arg_conv->handle_error)(this_arg_conv->this_arg, their_node_id_ref, &msg_conv);
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1provided_1node_1features(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
+       LDKNodeFeatures ret_var = (this_arg_conv->provided_node_features)(this_arg_conv->this_arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1provided_1init_1features(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKChannelMessageHandler* this_arg_conv = (LDKChannelMessageHandler*)this_arg_ptr;
+       LDKPublicKey their_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
+       LDKInitFeatures ret_var = (this_arg_conv->provided_init_features)(this_arg_conv->this_arg, their_node_id_ref);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
 typedef struct LDKRoutingMessageHandler_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
@@ -12969,13 +13190,15 @@ typedef struct LDKRoutingMessageHandler_JCalls {
        jmethodID handle_node_announcement_meth;
        jmethodID handle_channel_announcement_meth;
        jmethodID handle_channel_update_meth;
-       jmethodID get_next_channel_announcements_meth;
-       jmethodID get_next_node_announcements_meth;
+       jmethodID get_next_channel_announcement_meth;
+       jmethodID get_next_node_announcement_meth;
        jmethodID peer_connected_meth;
        jmethodID handle_reply_channel_range_meth;
        jmethodID handle_reply_short_channel_ids_end_meth;
        jmethodID handle_query_channel_range_meth;
        jmethodID handle_query_short_channel_ids_meth;
+       jmethodID provided_node_features_meth;
+       jmethodID provided_init_features_meth;
 } LDKRoutingMessageHandler_JCalls;
 static void LDKRoutingMessageHandler_JCalls_free(void* this_arg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
@@ -13006,13 +13229,8 @@ LDKCResult_boolLightningErrorZ handle_node_announcement_LDKRoutingMessageHandler
        LDKNodeAnnouncement msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = NodeAnnouncement_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_node_announcement_meth, msg_ref);
@@ -13020,10 +13238,10 @@ LDKCResult_boolLightningErrorZ handle_node_announcement_LDKRoutingMessageHandler
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_node_announcement in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_boolLightningErrorZ ret_conv = *(LDKCResult_boolLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13041,13 +13259,8 @@ LDKCResult_boolLightningErrorZ handle_channel_announcement_LDKRoutingMessageHand
        LDKChannelAnnouncement msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = ChannelAnnouncement_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_channel_announcement_meth, msg_ref);
@@ -13055,10 +13268,10 @@ LDKCResult_boolLightningErrorZ handle_channel_announcement_LDKRoutingMessageHand
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_channel_announcement in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_boolLightningErrorZ ret_conv = *(LDKCResult_boolLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13076,13 +13289,8 @@ LDKCResult_boolLightningErrorZ handle_channel_update_LDKRoutingMessageHandler_jc
        LDKChannelUpdate msg_var = *msg;
        int64_t msg_ref = 0;
        msg_var = ChannelUpdate_clone(&msg_var);
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_channel_update_meth, msg_ref);
@@ -13090,16 +13298,16 @@ LDKCResult_boolLightningErrorZ handle_channel_update_LDKRoutingMessageHandler_jc
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_channel_update in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_boolLightningErrorZ ret_conv = *(LDKCResult_boolLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ get_next_channel_announcements_LDKRoutingMessageHandler_jcall(const void* this_arg, uint64_t starting_point, uint8_t batch_amount) {
+LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ get_next_channel_announcement_LDKRoutingMessageHandler_jcall(const void* this_arg, uint64_t starting_point) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -13109,36 +13317,23 @@ LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ get_next_channel
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
        int64_t starting_point_conv = starting_point;
-       int8_t batch_amount_conv = batch_amount;
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       int64_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_next_channel_announcements_meth, starting_point_conv, batch_amount_conv);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_next_channel_announcement_meth, starting_point_conv);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_next_channel_announcements in LDKRoutingMessageHandler from rust threw an exception.");
+               (*env)->FatalError(env, "A call to get_next_channel_announcement in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret_constr;
-       ret_constr.datalen = (*env)->GetArrayLength(env, ret);
-       if (ret_constr.datalen > 0)
-               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ Elements");
-       else
-               ret_constr.data = NULL;
-       int64_t* ret_vals = (*env)->GetLongArrayElements (env, ret, NULL);
-       for (size_t h = 0; h < ret_constr.datalen; h++) {
-               int64_t ret_conv_59 = ret_vals[h];
-               void* ret_conv_59_ptr = (void*)(((uintptr_t)ret_conv_59) & ~1);
-               CHECK_ACCESS(ret_conv_59_ptr);
-               LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ ret_conv_59_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(ret_conv_59_ptr);
-               FREE((void*)ret_conv_59);
-               ret_constr.data[h] = ret_conv_59_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, ret, ret_vals, 0);
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret_conv = *(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_constr;
+       return ret_conv;
 }
-LDKCVec_NodeAnnouncementZ get_next_node_announcements_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey starting_point, uint8_t batch_amount) {
+LDKNodeAnnouncement get_next_node_announcement_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey starting_point) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -13149,36 +13344,23 @@ LDKCVec_NodeAnnouncementZ get_next_node_announcements_LDKRoutingMessageHandler_j
        }
        int8_tArray starting_point_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, starting_point_arr, 0, 33, starting_point.compressed_form);
-       int8_t batch_amount_conv = batch_amount;
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       int64_tArray ret = (*env)->CallObjectMethod(env, obj, j_calls->get_next_node_announcements_meth, starting_point_arr, batch_amount_conv);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->get_next_node_announcement_meth, starting_point_arr);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to get_next_node_announcements in LDKRoutingMessageHandler from rust threw an exception.");
-       }
-       LDKCVec_NodeAnnouncementZ ret_constr;
-       ret_constr.datalen = (*env)->GetArrayLength(env, ret);
-       if (ret_constr.datalen > 0)
-               ret_constr.data = MALLOC(ret_constr.datalen * sizeof(LDKNodeAnnouncement), "LDKCVec_NodeAnnouncementZ Elements");
-       else
-               ret_constr.data = NULL;
-       int64_t* ret_vals = (*env)->GetLongArrayElements (env, ret, NULL);
-       for (size_t s = 0; s < ret_constr.datalen; s++) {
-               int64_t ret_conv_18 = ret_vals[s];
-               LDKNodeAnnouncement ret_conv_18_conv;
-               ret_conv_18_conv.inner = (void*)(ret_conv_18 & (~1));
-               ret_conv_18_conv.is_owned = (ret_conv_18 & 1) || (ret_conv_18 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_18_conv);
-               ret_constr.data[s] = ret_conv_18_conv;
+               (*env)->FatalError(env, "A call to get_next_node_announcement in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       (*env)->ReleaseLongArrayElements(env, ret, ret_vals, 0);
+       LDKNodeAnnouncement ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
-       return ret_constr;
+       return ret_conv;
 }
-void peer_connected_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit * init) {
+LDKCResult_NoneNoneZ peer_connected_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit * init) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -13192,23 +13374,23 @@ void peer_connected_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPubl
        LDKInit init_var = *init;
        int64_t init_ref = 0;
        init_var = Init_clone(&init_var);
-       CHECK((((uintptr_t)init_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&init_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(init_var);
-       init_ref = (uintptr_t)init_var.inner;
-       if (init_var.is_owned) {
-               init_ref |= 1;
-       }
+       init_ref = tag_ptr(init_var.inner, init_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       (*env)->CallVoidMethod(env, obj, j_calls->peer_connected_meth, their_node_id_arr, init_ref);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->peer_connected_meth, their_node_id_arr, init_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to peer_connected in LDKRoutingMessageHandler from rust threw an exception.");
        }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
+       return ret_conv;
 }
 LDKCResult_NoneLightningErrorZ handle_reply_channel_range_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKReplyChannelRange msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
@@ -13223,13 +13405,8 @@ LDKCResult_NoneLightningErrorZ handle_reply_channel_range_LDKRoutingMessageHandl
        (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
        LDKReplyChannelRange msg_var = msg;
        int64_t msg_ref = 0;
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_reply_channel_range_meth, their_node_id_arr, msg_ref);
@@ -13237,10 +13414,10 @@ LDKCResult_NoneLightningErrorZ handle_reply_channel_range_LDKRoutingMessageHandl
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_reply_channel_range in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13259,13 +13436,8 @@ LDKCResult_NoneLightningErrorZ handle_reply_short_channel_ids_end_LDKRoutingMess
        (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
        LDKReplyShortChannelIdsEnd msg_var = msg;
        int64_t msg_ref = 0;
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_reply_short_channel_ids_end_meth, their_node_id_arr, msg_ref);
@@ -13273,10 +13445,10 @@ LDKCResult_NoneLightningErrorZ handle_reply_short_channel_ids_end_LDKRoutingMess
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_reply_short_channel_ids_end in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13295,13 +13467,8 @@ LDKCResult_NoneLightningErrorZ handle_query_channel_range_LDKRoutingMessageHandl
        (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
        LDKQueryChannelRange msg_var = msg;
        int64_t msg_ref = 0;
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_query_channel_range_meth, their_node_id_arr, msg_ref);
@@ -13309,10 +13476,10 @@ LDKCResult_NoneLightningErrorZ handle_query_channel_range_LDKRoutingMessageHandl
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_query_channel_range in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13331,13 +13498,8 @@ LDKCResult_NoneLightningErrorZ handle_query_short_channel_ids_LDKRoutingMessageH
        (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
        LDKQueryShortChannelIds msg_var = msg;
        int64_t msg_ref = 0;
-       CHECK((((uintptr_t)msg_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&msg_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
-       msg_ref = (uintptr_t)msg_var.inner;
-       if (msg_var.is_owned) {
-               msg_ref |= 1;
-       }
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
        uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_query_short_channel_ids_meth, their_node_id_arr, msg_ref);
@@ -13345,10 +13507,62 @@ LDKCResult_NoneLightningErrorZ handle_query_short_channel_ids_LDKRoutingMessageH
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_query_short_channel_ids in LDKRoutingMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKNodeFeatures provided_node_features_LDKRoutingMessageHandler_jcall(const void* this_arg) {
+       LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->provided_node_features_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to provided_node_features in LDKRoutingMessageHandler from rust threw an exception.");
+       }
+       LDKNodeFeatures ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKInitFeatures provided_init_features_LDKRoutingMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id) {
+       LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int8_tArray their_node_id_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->provided_init_features_meth, their_node_id_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to provided_init_features in LDKRoutingMessageHandler from rust threw an exception.");
+       }
+       LDKInitFeatures ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13372,11 +13586,11 @@ static inline LDKRoutingMessageHandler LDKRoutingMessageHandler_init (JNIEnv *en
        CHECK(calls->handle_channel_announcement_meth != NULL);
        calls->handle_channel_update_meth = (*env)->GetMethodID(env, c, "handle_channel_update", "(J)J");
        CHECK(calls->handle_channel_update_meth != NULL);
-       calls->get_next_channel_announcements_meth = (*env)->GetMethodID(env, c, "get_next_channel_announcements", "(JB)[J");
-       CHECK(calls->get_next_channel_announcements_meth != NULL);
-       calls->get_next_node_announcements_meth = (*env)->GetMethodID(env, c, "get_next_node_announcements", "([BB)[J");
-       CHECK(calls->get_next_node_announcements_meth != NULL);
-       calls->peer_connected_meth = (*env)->GetMethodID(env, c, "peer_connected", "([BJ)V");
+       calls->get_next_channel_announcement_meth = (*env)->GetMethodID(env, c, "get_next_channel_announcement", "(J)J");
+       CHECK(calls->get_next_channel_announcement_meth != NULL);
+       calls->get_next_node_announcement_meth = (*env)->GetMethodID(env, c, "get_next_node_announcement", "([B)J");
+       CHECK(calls->get_next_node_announcement_meth != NULL);
+       calls->peer_connected_meth = (*env)->GetMethodID(env, c, "peer_connected", "([BJ)J");
        CHECK(calls->peer_connected_meth != NULL);
        calls->handle_reply_channel_range_meth = (*env)->GetMethodID(env, c, "handle_reply_channel_range", "([BJ)J");
        CHECK(calls->handle_reply_channel_range_meth != NULL);
@@ -13386,19 +13600,25 @@ static inline LDKRoutingMessageHandler LDKRoutingMessageHandler_init (JNIEnv *en
        CHECK(calls->handle_query_channel_range_meth != NULL);
        calls->handle_query_short_channel_ids_meth = (*env)->GetMethodID(env, c, "handle_query_short_channel_ids", "([BJ)J");
        CHECK(calls->handle_query_short_channel_ids_meth != NULL);
+       calls->provided_node_features_meth = (*env)->GetMethodID(env, c, "provided_node_features", "()J");
+       CHECK(calls->provided_node_features_meth != NULL);
+       calls->provided_init_features_meth = (*env)->GetMethodID(env, c, "provided_init_features", "([B)J");
+       CHECK(calls->provided_init_features_meth != NULL);
 
        LDKRoutingMessageHandler ret = {
                .this_arg = (void*) calls,
                .handle_node_announcement = handle_node_announcement_LDKRoutingMessageHandler_jcall,
                .handle_channel_announcement = handle_channel_announcement_LDKRoutingMessageHandler_jcall,
                .handle_channel_update = handle_channel_update_LDKRoutingMessageHandler_jcall,
-               .get_next_channel_announcements = get_next_channel_announcements_LDKRoutingMessageHandler_jcall,
-               .get_next_node_announcements = get_next_node_announcements_LDKRoutingMessageHandler_jcall,
+               .get_next_channel_announcement = get_next_channel_announcement_LDKRoutingMessageHandler_jcall,
+               .get_next_node_announcement = get_next_node_announcement_LDKRoutingMessageHandler_jcall,
                .peer_connected = peer_connected_LDKRoutingMessageHandler_jcall,
                .handle_reply_channel_range = handle_reply_channel_range_LDKRoutingMessageHandler_jcall,
                .handle_reply_short_channel_ids_end = handle_reply_short_channel_ids_end_LDKRoutingMessageHandler_jcall,
                .handle_query_channel_range = handle_query_channel_range_LDKRoutingMessageHandler_jcall,
                .handle_query_short_channel_ids = handle_query_short_channel_ids_LDKRoutingMessageHandler_jcall,
+               .provided_node_features = provided_node_features_LDKRoutingMessageHandler_jcall,
+               .provided_init_features = provided_init_features_LDKRoutingMessageHandler_jcall,
                .free = LDKRoutingMessageHandler_JCalls_free,
                .MessageSendEventsProvider = LDKMessageSendEventsProvider_init(env, clz, MessageSendEventsProvider),
        };
@@ -13408,179 +13628,460 @@ static inline LDKRoutingMessageHandler LDKRoutingMessageHandler_init (JNIEnv *en
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1new(JNIEnv *env, jclass clz, jobject o, jobject MessageSendEventsProvider) {
        LDKRoutingMessageHandler *res_ptr = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
        *res_ptr = LDKRoutingMessageHandler_init(env, clz, o, MessageSendEventsProvider);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1get_1MessageSendEventsProvider(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKRoutingMessageHandler *inp = (LDKRoutingMessageHandler *)(arg & ~1);
-       uint64_t res_ptr = (uint64_t)&inp->MessageSendEventsProvider;
-       DO_ASSERT((res_ptr & 1) == 0);
-       return (int64_t)(res_ptr | 1);
+       LDKRoutingMessageHandler *inp = (LDKRoutingMessageHandler *)untag_ptr(arg);
+       return tag_ptr(&inp->MessageSendEventsProvider, false);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1node_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKNodeAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_node_announcement)(this_arg_conv->this_arg, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1channel_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKChannelAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_channel_announcement)(this_arg_conv->this_arg, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1channel_1update(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKChannelUpdate msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_channel_update)(this_arg_conv->this_arg, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1get_1next_1channel_1announcements(JNIEnv *env, jclass clz, int64_t this_arg, int64_t starting_point, int8_t batch_amount) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1get_1next_1channel_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t starting_point) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
-       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ ret_var = (this_arg_conv->get_next_channel_announcements)(this_arg_conv->this_arg, starting_point, batch_amount);
-       int64_tArray ret_arr = NULL;
-       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
-       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
-       for (size_t h = 0; h < ret_var.datalen; h++) {
-               LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv_59_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
-               *ret_conv_59_conv = ret_var.data[h];
-               ret_arr_ptr[h] = ((int64_t)ret_conv_59_conv);
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
-       FREE(ret_var.data);
-       return ret_arr;
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *ret_copy = MALLOC(sizeof(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ), "LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ");
+       *ret_copy = (this_arg_conv->get_next_channel_announcement)(this_arg_conv->this_arg, starting_point);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
 }
 
-JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1get_1next_1node_1announcements(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray starting_point, int8_t batch_amount) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1get_1next_1node_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray starting_point) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey starting_point_ref;
        CHECK((*env)->GetArrayLength(env, starting_point) == 33);
        (*env)->GetByteArrayRegion(env, starting_point, 0, 33, starting_point_ref.compressed_form);
-       LDKCVec_NodeAnnouncementZ ret_var = (this_arg_conv->get_next_node_announcements)(this_arg_conv->this_arg, starting_point_ref, batch_amount);
-       int64_tArray ret_arr = NULL;
-       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
-       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
-       for (size_t s = 0; s < ret_var.datalen; s++) {
-               LDKNodeAnnouncement ret_conv_18_var = ret_var.data[s];
-               int64_t ret_conv_18_ref = 0;
-               CHECK((((uintptr_t)ret_conv_18_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_18_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_18_var);
-               ret_conv_18_ref = (uintptr_t)ret_conv_18_var.inner;
-               if (ret_conv_18_var.is_owned) {
-                       ret_conv_18_ref |= 1;
-               }
-               ret_arr_ptr[s] = ret_conv_18_ref;
-       }
-       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
-       FREE(ret_var.data);
-       return ret_arr;
+       LDKNodeAnnouncement ret_var = (this_arg_conv->get_next_node_announcement)(this_arg_conv->this_arg, starting_point_ref);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1peer_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t init) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1peer_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t init) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKInit init_conv;
-       init_conv.inner = (void*)(init & (~1));
-       init_conv.is_owned = false;
+       init_conv.inner = untag_ptr(init);
+       init_conv.is_owned = ptr_is_owned(init);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(init_conv);
-       (this_arg_conv->peer_connected)(this_arg_conv->this_arg, their_node_id_ref, &init_conv);
+       init_conv.is_owned = false;
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = (this_arg_conv->peer_connected)(this_arg_conv->this_arg, their_node_id_ref, &init_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1reply_1channel_1range(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
        LDKReplyChannelRange msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ReplyChannelRange_clone(&msg_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_reply_channel_range)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1reply_1short_1channel_1ids_1end(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+       LDKPublicKey their_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
+       LDKReplyShortChannelIdsEnd msg_conv;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv = ReplyShortChannelIdsEnd_clone(&msg_conv);
+       LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
+       *ret_conv = (this_arg_conv->handle_reply_short_channel_ids_end)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1query_1channel_1range(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+       LDKPublicKey their_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
+       LDKQueryChannelRange msg_conv;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv = QueryChannelRange_clone(&msg_conv);
+       LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
+       *ret_conv = (this_arg_conv->handle_query_channel_range)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1query_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+       LDKPublicKey their_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
+       LDKQueryShortChannelIds msg_conv;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv = QueryShortChannelIds_clone(&msg_conv);
+       LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
+       *ret_conv = (this_arg_conv->handle_query_short_channel_ids)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1provided_1node_1features(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+       LDKNodeFeatures ret_var = (this_arg_conv->provided_node_features)(this_arg_conv->this_arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1provided_1init_1features(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+       LDKPublicKey their_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
+       LDKInitFeatures ret_var = (this_arg_conv->provided_init_features)(this_arg_conv->this_arg, their_node_id_ref);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+typedef struct LDKOnionMessageHandler_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       LDKOnionMessageProvider_JCalls* OnionMessageProvider;
+       jmethodID handle_onion_message_meth;
+       jmethodID peer_connected_meth;
+       jmethodID peer_disconnected_meth;
+       jmethodID provided_node_features_meth;
+       jmethodID provided_init_features_meth;
+} LDKOnionMessageHandler_JCalls;
+static void LDKOnionMessageHandler_JCalls_free(void* this_arg) {
+       LDKOnionMessageHandler_JCalls *j_calls = (LDKOnionMessageHandler_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+void handle_onion_message_LDKOnionMessageHandler_jcall(const void* this_arg, LDKPublicKey peer_node_id, const LDKOnionMessage * msg) {
+       LDKOnionMessageHandler_JCalls *j_calls = (LDKOnionMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int8_tArray peer_node_id_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, peer_node_id_arr, 0, 33, peer_node_id.compressed_form);
+       LDKOnionMessage msg_var = *msg;
+       int64_t msg_ref = 0;
+       msg_var = OnionMessage_clone(&msg_var);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_var);
+       msg_ref = tag_ptr(msg_var.inner, msg_var.is_owned);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->handle_onion_message_meth, peer_node_id_arr, msg_ref);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to handle_onion_message in LDKOnionMessageHandler from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+LDKCResult_NoneNoneZ peer_connected_LDKOnionMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit * init) {
+       LDKOnionMessageHandler_JCalls *j_calls = (LDKOnionMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int8_tArray their_node_id_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
+       LDKInit init_var = *init;
+       int64_t init_ref = 0;
+       init_var = Init_clone(&init_var);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(init_var);
+       init_ref = tag_ptr(init_var.inner, init_var.is_owned);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->peer_connected_meth, their_node_id_arr, init_ref);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to peer_connected in LDKOnionMessageHandler from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_NoneNoneZ ret_conv = *(LDKCResult_NoneNoneZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+void peer_disconnected_LDKOnionMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id, bool no_connection_possible) {
+       LDKOnionMessageHandler_JCalls *j_calls = (LDKOnionMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int8_tArray their_node_id_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
+       jboolean no_connection_possible_conv = no_connection_possible;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->peer_disconnected_meth, their_node_id_arr, no_connection_possible_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to peer_disconnected in LDKOnionMessageHandler from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+LDKNodeFeatures provided_node_features_LDKOnionMessageHandler_jcall(const void* this_arg) {
+       LDKOnionMessageHandler_JCalls *j_calls = (LDKOnionMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->provided_node_features_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to provided_node_features in LDKOnionMessageHandler from rust threw an exception.");
+       }
+       LDKNodeFeatures ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+LDKInitFeatures provided_init_features_LDKOnionMessageHandler_jcall(const void* this_arg, LDKPublicKey their_node_id) {
+       LDKOnionMessageHandler_JCalls *j_calls = (LDKOnionMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int8_tArray their_node_id_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, their_node_id_arr, 0, 33, their_node_id.compressed_form);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->provided_init_features_meth, their_node_id_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to provided_init_features in LDKOnionMessageHandler from rust threw an exception.");
+       }
+       LDKInitFeatures ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+static void LDKOnionMessageHandler_JCalls_cloned(LDKOnionMessageHandler* new_obj) {
+       LDKOnionMessageHandler_JCalls *j_calls = (LDKOnionMessageHandler_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+       atomic_fetch_add_explicit(&j_calls->OnionMessageProvider->refcnt, 1, memory_order_release);
+}
+static inline LDKOnionMessageHandler LDKOnionMessageHandler_init (JNIEnv *env, jclass clz, jobject o, jobject OnionMessageProvider) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKOnionMessageHandler_JCalls *calls = MALLOC(sizeof(LDKOnionMessageHandler_JCalls), "LDKOnionMessageHandler_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->handle_onion_message_meth = (*env)->GetMethodID(env, c, "handle_onion_message", "([BJ)V");
+       CHECK(calls->handle_onion_message_meth != NULL);
+       calls->peer_connected_meth = (*env)->GetMethodID(env, c, "peer_connected", "([BJ)J");
+       CHECK(calls->peer_connected_meth != NULL);
+       calls->peer_disconnected_meth = (*env)->GetMethodID(env, c, "peer_disconnected", "([BZ)V");
+       CHECK(calls->peer_disconnected_meth != NULL);
+       calls->provided_node_features_meth = (*env)->GetMethodID(env, c, "provided_node_features", "()J");
+       CHECK(calls->provided_node_features_meth != NULL);
+       calls->provided_init_features_meth = (*env)->GetMethodID(env, c, "provided_init_features", "([B)J");
+       CHECK(calls->provided_init_features_meth != NULL);
+
+       LDKOnionMessageHandler ret = {
+               .this_arg = (void*) calls,
+               .handle_onion_message = handle_onion_message_LDKOnionMessageHandler_jcall,
+               .peer_connected = peer_connected_LDKOnionMessageHandler_jcall,
+               .peer_disconnected = peer_disconnected_LDKOnionMessageHandler_jcall,
+               .provided_node_features = provided_node_features_LDKOnionMessageHandler_jcall,
+               .provided_init_features = provided_init_features_LDKOnionMessageHandler_jcall,
+               .free = LDKOnionMessageHandler_JCalls_free,
+               .OnionMessageProvider = LDKOnionMessageProvider_init(env, clz, OnionMessageProvider),
+       };
+       calls->OnionMessageProvider = ret.OnionMessageProvider.this_arg;
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKOnionMessageHandler_1new(JNIEnv *env, jclass clz, jobject o, jobject OnionMessageProvider) {
+       LDKOnionMessageHandler *res_ptr = MALLOC(sizeof(LDKOnionMessageHandler), "LDKOnionMessageHandler");
+       *res_ptr = LDKOnionMessageHandler_init(env, clz, o, OnionMessageProvider);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKOnionMessageHandler_1get_1OnionMessageProvider(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKOnionMessageHandler *inp = (LDKOnionMessageHandler *)untag_ptr(arg);
+       return tag_ptr(&inp->OnionMessageProvider, false);
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessageHandler_1handle_1onion_1message(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray peer_node_id, int64_t msg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKOnionMessageHandler* this_arg_conv = (LDKOnionMessageHandler*)this_arg_ptr;
+       LDKPublicKey peer_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, peer_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, peer_node_id, 0, 33, peer_node_id_ref.compressed_form);
+       LDKOnionMessage msg_conv;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
+       (this_arg_conv->handle_onion_message)(this_arg_conv->this_arg, peer_node_id_ref, &msg_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1reply_1short_1channel_1ids_1end(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessageHandler_1peer_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t init) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKOnionMessageHandler* this_arg_conv = (LDKOnionMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
-       LDKReplyShortChannelIdsEnd msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       msg_conv = ReplyShortChannelIdsEnd_clone(&msg_conv);
-       LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
-       *ret_conv = (this_arg_conv->handle_reply_short_channel_ids_end)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (int64_t)ret_conv;
+       LDKInit init_conv;
+       init_conv.inner = untag_ptr(init);
+       init_conv.is_owned = ptr_is_owned(init);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(init_conv);
+       init_conv.is_owned = false;
+       LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
+       *ret_conv = (this_arg_conv->peer_connected)(this_arg_conv->this_arg, their_node_id_ref, &init_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1query_1channel_1range(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessageHandler_1peer_1disconnected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, jboolean no_connection_possible) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKOnionMessageHandler* this_arg_conv = (LDKOnionMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
-       LDKQueryChannelRange msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       msg_conv = QueryChannelRange_clone(&msg_conv);
-       LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
-       *ret_conv = (this_arg_conv->handle_query_channel_range)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (int64_t)ret_conv;
+       (this_arg_conv->peer_disconnected)(this_arg_conv->this_arg, their_node_id_ref, no_connection_possible);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1handle_1query_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t msg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKRoutingMessageHandler* this_arg_conv = (LDKRoutingMessageHandler*)this_arg_ptr;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessageHandler_1provided_1node_1features(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKOnionMessageHandler* this_arg_conv = (LDKOnionMessageHandler*)this_arg_ptr;
+       LDKNodeFeatures ret_var = (this_arg_conv->provided_node_features)(this_arg_conv->this_arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessageHandler_1provided_1init_1features(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKOnionMessageHandler* this_arg_conv = (LDKOnionMessageHandler*)this_arg_ptr;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
-       LDKQueryShortChannelIds msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       msg_conv = QueryShortChannelIds_clone(&msg_conv);
-       LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
-       *ret_conv = (this_arg_conv->handle_query_short_channel_ids)(this_arg_conv->this_arg, their_node_id_ref, msg_conv);
-       return (int64_t)ret_conv;
+       LDKInitFeatures ret_var = (this_arg_conv->provided_init_features)(this_arg_conv->this_arg, their_node_id_ref);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
 }
 
 typedef struct LDKCustomMessageReader_JCalls {
@@ -13626,10 +14127,10 @@ LDKCResult_COption_TypeZDecodeErrorZ read_LDKCustomMessageReader_jcall(const voi
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to read in LDKCustomMessageReader from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_COption_TypeZDecodeErrorZ ret_conv = *(LDKCResult_COption_TypeZDecodeErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13659,11 +14160,11 @@ static inline LDKCustomMessageReader LDKCustomMessageReader_init (JNIEnv *env, j
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKCustomMessageReader_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKCustomMessageReader *res_ptr = MALLOC(sizeof(LDKCustomMessageReader), "LDKCustomMessageReader");
        *res_ptr = LDKCustomMessageReader_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomMessageReader_1read(JNIEnv *env, jclass clz, int64_t this_arg, int16_t message_type, int8_tArray buffer) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKCustomMessageReader* this_arg_conv = (LDKCustomMessageReader*)this_arg_ptr;
        LDKu8slice buffer_ref;
        buffer_ref.datalen = (*env)->GetArrayLength(env, buffer);
@@ -13671,7 +14172,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomMessageReader_1read(J
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = (this_arg_conv->read)(this_arg_conv->this_arg, message_type, buffer_ref);
        (*env)->ReleaseByteArrayElements(env, buffer, (int8_t*)buffer_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 typedef struct LDKCustomMessageHandler_JCalls {
@@ -13714,15 +14215,15 @@ LDKCResult_NoneLightningErrorZ handle_custom_message_LDKCustomMessageHandler_jca
        (*env)->SetByteArrayRegion(env, sender_node_id_arr, 0, 33, sender_node_id.compressed_form);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_custom_message_meth, (int64_t)msg_ret, sender_node_id_arr);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->handle_custom_message_meth, tag_ptr(msg_ret, true), sender_node_id_arr);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to handle_custom_message in LDKCustomMessageHandler from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NoneLightningErrorZ ret_conv = *(LDKCResult_NoneLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -13753,10 +14254,10 @@ LDKCVec_C2Tuple_PublicKeyTypeZZ get_and_clear_pending_msg_LDKCustomMessageHandle
        int64_t* ret_vals = (*env)->GetLongArrayElements (env, ret, NULL);
        for (size_t z = 0; z < ret_constr.datalen; z++) {
                int64_t ret_conv_25 = ret_vals[z];
-               void* ret_conv_25_ptr = (void*)(((uintptr_t)ret_conv_25) & ~1);
+               void* ret_conv_25_ptr = untag_ptr(ret_conv_25);
                CHECK_ACCESS(ret_conv_25_ptr);
                LDKC2Tuple_PublicKeyTypeZ ret_conv_25_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(ret_conv_25_ptr);
-               FREE((void*)ret_conv_25);
+               FREE(untag_ptr(ret_conv_25));
                ret_constr.data[z] = ret_conv_25_conv;
        }
        (*env)->ReleaseLongArrayElements(env, ret, ret_vals, 0);
@@ -13795,19 +14296,17 @@ static inline LDKCustomMessageHandler LDKCustomMessageHandler_init (JNIEnv *env,
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKCustomMessageHandler_1new(JNIEnv *env, jclass clz, jobject o, jobject CustomMessageReader) {
        LDKCustomMessageHandler *res_ptr = MALLOC(sizeof(LDKCustomMessageHandler), "LDKCustomMessageHandler");
        *res_ptr = LDKCustomMessageHandler_init(env, clz, o, CustomMessageReader);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKCustomMessageHandler_1get_1CustomMessageReader(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCustomMessageHandler *inp = (LDKCustomMessageHandler *)(arg & ~1);
-       uint64_t res_ptr = (uint64_t)&inp->CustomMessageReader;
-       DO_ASSERT((res_ptr & 1) == 0);
-       return (int64_t)(res_ptr | 1);
+       LDKCustomMessageHandler *inp = (LDKCustomMessageHandler *)untag_ptr(arg);
+       return tag_ptr(&inp->CustomMessageReader, false);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomMessageHandler_1handle_1custom_1message(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg, int8_tArray sender_node_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKCustomMessageHandler* this_arg_conv = (LDKCustomMessageHandler*)this_arg_ptr;
-       void* msg_ptr = (void*)(((uintptr_t)msg) & ~1);
+       void* msg_ptr = untag_ptr(msg);
        CHECK_ACCESS(msg_ptr);
        LDKType msg_conv = *(LDKType*)(msg_ptr);
        if (msg_conv.free == LDKType_JCalls_free) {
@@ -13819,12 +14318,12 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomMessageHandler_1handl
        (*env)->GetByteArrayRegion(env, sender_node_id, 0, 33, sender_node_id_ref.compressed_form);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = (this_arg_conv->handle_custom_message)(this_arg_conv->this_arg, msg_conv, sender_node_id_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CustomMessageHandler_1get_1and_1clear_1pending_1msg(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKCustomMessageHandler* this_arg_conv = (LDKCustomMessageHandler*)this_arg_ptr;
        LDKCVec_C2Tuple_PublicKeyTypeZZ ret_var = (this_arg_conv->get_and_clear_pending_msg)(this_arg_conv->this_arg);
        int64_tArray ret_arr = NULL;
@@ -13833,13 +14332,144 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CustomMessageHandler_1
        for (size_t z = 0; z < ret_var.datalen; z++) {
                LDKC2Tuple_PublicKeyTypeZ* ret_conv_25_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
                *ret_conv_25_conv = ret_var.data[z];
-               ret_arr_ptr[z] = ((int64_t)ret_conv_25_conv);
+               ret_arr_ptr[z] = tag_ptr(ret_conv_25_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
        return ret_arr;
 }
 
+typedef struct LDKCustomOnionMessageHandler_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jweak o;
+       jmethodID handle_custom_message_meth;
+       jmethodID read_custom_message_meth;
+} LDKCustomOnionMessageHandler_JCalls;
+static void LDKCustomOnionMessageHandler_JCalls_free(void* this_arg) {
+       LDKCustomOnionMessageHandler_JCalls *j_calls = (LDKCustomOnionMessageHandler_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+               } else {
+                       DO_ASSERT(get_jenv_res == JNI_OK);
+               }
+               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
+               if (get_jenv_res == JNI_EDETACHED) {
+                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+               }
+               FREE(j_calls);
+       }
+}
+void handle_custom_message_LDKCustomOnionMessageHandler_jcall(const void* this_arg, LDKCustomOnionMessageContents msg) {
+       LDKCustomOnionMessageHandler_JCalls *j_calls = (LDKCustomOnionMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKCustomOnionMessageContents* msg_ret = MALLOC(sizeof(LDKCustomOnionMessageContents), "LDKCustomOnionMessageContents");
+       *msg_ret = msg;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->handle_custom_message_meth, tag_ptr(msg_ret, true));
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to handle_custom_message in LDKCustomOnionMessageHandler from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ read_custom_message_LDKCustomOnionMessageHandler_jcall(const void* this_arg, uint64_t message_type, LDKu8slice buffer) {
+       LDKCustomOnionMessageHandler_JCalls *j_calls = (LDKCustomOnionMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int64_t message_type_conv = message_type;
+       LDKu8slice buffer_var = buffer;
+       int8_tArray buffer_arr = (*env)->NewByteArray(env, buffer_var.datalen);
+       (*env)->SetByteArrayRegion(env, buffer_arr, 0, buffer_var.datalen, buffer_var.data);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->read_custom_message_meth, message_type_conv, buffer_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to read_custom_message in LDKCustomOnionMessageHandler from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ ret_conv = *(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+static void LDKCustomOnionMessageHandler_JCalls_cloned(LDKCustomOnionMessageHandler* new_obj) {
+       LDKCustomOnionMessageHandler_JCalls *j_calls = (LDKCustomOnionMessageHandler_JCalls*) new_obj->this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+}
+static inline LDKCustomOnionMessageHandler LDKCustomOnionMessageHandler_init (JNIEnv *env, jclass clz, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       CHECK(c != NULL);
+       LDKCustomOnionMessageHandler_JCalls *calls = MALLOC(sizeof(LDKCustomOnionMessageHandler_JCalls), "LDKCustomOnionMessageHandler_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewWeakGlobalRef(env, o);
+       calls->handle_custom_message_meth = (*env)->GetMethodID(env, c, "handle_custom_message", "(J)V");
+       CHECK(calls->handle_custom_message_meth != NULL);
+       calls->read_custom_message_meth = (*env)->GetMethodID(env, c, "read_custom_message", "(J[B)J");
+       CHECK(calls->read_custom_message_meth != NULL);
+
+       LDKCustomOnionMessageHandler ret = {
+               .this_arg = (void*) calls,
+               .handle_custom_message = handle_custom_message_LDKCustomOnionMessageHandler_jcall,
+               .read_custom_message = read_custom_message_LDKCustomOnionMessageHandler_jcall,
+               .free = LDKCustomOnionMessageHandler_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKCustomOnionMessageHandler_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKCustomOnionMessageHandler *res_ptr = MALLOC(sizeof(LDKCustomOnionMessageHandler), "LDKCustomOnionMessageHandler");
+       *res_ptr = LDKCustomOnionMessageHandler_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageHandler_1handle_1custom_1message(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKCustomOnionMessageHandler* this_arg_conv = (LDKCustomOnionMessageHandler*)this_arg_ptr;
+       void* msg_ptr = untag_ptr(msg);
+       CHECK_ACCESS(msg_ptr);
+       LDKCustomOnionMessageContents msg_conv = *(LDKCustomOnionMessageContents*)(msg_ptr);
+       if (msg_conv.free == LDKCustomOnionMessageContents_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKCustomOnionMessageContents_JCalls_cloned(&msg_conv);
+       }
+       (this_arg_conv->handle_custom_message)(this_arg_conv->this_arg, msg_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageHandler_1read_1custom_1message(JNIEnv *env, jclass clz, int64_t this_arg, int64_t message_type, int8_tArray buffer) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKCustomOnionMessageHandler* this_arg_conv = (LDKCustomOnionMessageHandler*)this_arg_ptr;
+       LDKu8slice buffer_ref;
+       buffer_ref.datalen = (*env)->GetArrayLength(env, buffer);
+       buffer_ref.data = (*env)->GetByteArrayElements (env, buffer, NULL);
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ), "LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ");
+       *ret_conv = (this_arg_conv->read_custom_message)(this_arg_conv->this_arg, message_type, buffer_ref);
+       (*env)->ReleaseByteArrayElements(env, buffer, (int8_t*)buffer_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
 typedef struct LDKSocketDescriptor_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
@@ -13924,7 +14554,7 @@ bool eq_LDKSocketDescriptor_jcall(const void* this_arg, const LDKSocketDescripto
        *other_arg_clone = SocketDescriptor_clone(other_arg);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       jboolean ret = (*env)->CallBooleanMethod(env, obj, j_calls->eq_meth, (int64_t)other_arg_clone);
+       jboolean ret = (*env)->CallBooleanMethod(env, obj, j_calls->eq_meth, tag_ptr(other_arg_clone, true));
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to eq in LDKSocketDescriptor from rust threw an exception.");
@@ -13989,11 +14619,11 @@ static inline LDKSocketDescriptor LDKSocketDescriptor_init (JNIEnv *env, jclass
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKSocketDescriptor_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKSocketDescriptor *res_ptr = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
        *res_ptr = LDKSocketDescriptor_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1send_1data(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray data, jboolean resume_read) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKSocketDescriptor* this_arg_conv = (LDKSocketDescriptor*)this_arg_ptr;
        LDKu8slice data_ref;
        data_ref.datalen = (*env)->GetArrayLength(env, data);
@@ -14004,15 +14634,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1send_1dat
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1disconnect_1socket(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKSocketDescriptor* this_arg_conv = (LDKSocketDescriptor*)this_arg_ptr;
        (this_arg_conv->disconnect_socket)(this_arg_conv->this_arg);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKSocketDescriptor* this_arg_conv = (LDKSocketDescriptor*)this_arg_ptr;
        int64_t ret_conv = (this_arg_conv->hash)(this_arg_conv->this_arg);
        return ret_conv;
@@ -14056,7 +14686,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKEffectiveCapacity_init
        CHECK(LDKEffectiveCapacity_Unknown_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEffectiveCapacity_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKEffectiveCapacity *obj = (LDKEffectiveCapacity*)(ptr & ~1);
+       LDKEffectiveCapacity *obj = (LDKEffectiveCapacity*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKEffectiveCapacity_ExactLiquidity: {
                        int64_t liquidity_msat_conv = obj->exact_liquidity.liquidity_msat;
@@ -14068,8 +14698,8 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEffectiveCapacity_1ref_1
                }
                case LDKEffectiveCapacity_Total: {
                        int64_t capacity_msat_conv = obj->total.capacity_msat;
-                       int64_t htlc_maximum_msat_ref = ((uintptr_t)&obj->total.htlc_maximum_msat) | 1;
-                       return (*env)->NewObject(env, LDKEffectiveCapacity_Total_class, LDKEffectiveCapacity_Total_meth, capacity_msat_conv, htlc_maximum_msat_ref);
+                       int64_t htlc_maximum_msat_conv = obj->total.htlc_maximum_msat;
+                       return (*env)->NewObject(env, LDKEffectiveCapacity_Total_class, LDKEffectiveCapacity_Total_meth, capacity_msat_conv, htlc_maximum_msat_conv);
                }
                case LDKEffectiveCapacity_Infinite: {
                        return (*env)->NewObject(env, LDKEffectiveCapacity_Infinite_class, LDKEffectiveCapacity_Infinite_meth);
@@ -14080,14 +14710,19 @@ JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEffectiveCapacity_1ref_1
                default: abort();
        }
 }
-typedef struct LDKLockableScore_JCalls {
+typedef struct LDKRouter_JCalls {
        atomic_size_t refcnt;
        JavaVM *vm;
        jweak o;
-       jmethodID lock_meth;
-} LDKLockableScore_JCalls;
-static void LDKLockableScore_JCalls_free(void* this_arg) {
-       LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) this_arg;
+       jmethodID find_route_meth;
+       jmethodID find_route_with_id_meth;
+       jmethodID notify_payment_path_failed_meth;
+       jmethodID notify_payment_path_successful_meth;
+       jmethodID notify_payment_probe_successful_meth;
+       jmethodID notify_payment_probe_failed_meth;
+} LDKRouter_JCalls;
+static void LDKRouter_JCalls_free(void* this_arg) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
                JNIEnv *env;
                jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -14103,8 +14738,8 @@ static void LDKLockableScore_JCalls_free(void* this_arg) {
                FREE(j_calls);
        }
 }
-LDKScore lock_LDKLockableScore_jcall(const void* this_arg) {
-       LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) this_arg;
+LDKCResult_RouteLightningErrorZ find_route_LDKRouter_jcall(const void* this_arg, LDKPublicKey payer, const LDKRouteParameters * route_params, LDKCVec_ChannelDetailsZ * first_hops, LDKInFlightHtlcs inflight_htlcs) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
        if (get_jenv_res == JNI_EDETACHED) {
@@ -14112,61 +14747,522 @@ LDKScore lock_LDKLockableScore_jcall(const void* this_arg) {
        } else {
                DO_ASSERT(get_jenv_res == JNI_OK);
        }
+       int8_tArray payer_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, payer_arr, 0, 33, payer.compressed_form);
+       LDKRouteParameters route_params_var = *route_params;
+       int64_t route_params_ref = 0;
+       route_params_var = RouteParameters_clone(&route_params_var);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_var);
+       route_params_ref = tag_ptr(route_params_var.inner, route_params_var.is_owned);
+       LDKCVec_ChannelDetailsZ *first_hops_var_ptr = first_hops;
+       int64_tArray first_hops_arr = NULL;
+       if (first_hops != NULL) {
+               LDKCVec_ChannelDetailsZ first_hops_var = *first_hops_var_ptr;
+               first_hops_arr = (*env)->NewLongArray(env, first_hops_var.datalen);
+               int64_t *first_hops_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, first_hops_arr, NULL);
+               for (size_t q = 0; q < first_hops_var.datalen; q++) {
+                       LDKChannelDetails first_hops_conv_16_var =      first_hops_var.data[q];
+                       int64_t first_hops_conv_16_ref = 0;
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_var);
+                       first_hops_conv_16_ref = tag_ptr(first_hops_conv_16_var.inner, first_hops_conv_16_var.is_owned);
+                       first_hops_arr_ptr[q] = first_hops_conv_16_ref;
+               }
+               (*env)->ReleasePrimitiveArrayCritical(env, first_hops_arr, first_hops_arr_ptr, 0);
+       }
+       LDKInFlightHtlcs inflight_htlcs_var = inflight_htlcs;
+       int64_t inflight_htlcs_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(inflight_htlcs_var);
+       inflight_htlcs_ref = tag_ptr(inflight_htlcs_var.inner, inflight_htlcs_var.is_owned);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->lock_meth);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->find_route_meth, payer_arr, route_params_ref, first_hops_arr, inflight_htlcs_ref);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to lock in LDKLockableScore from rust threw an exception.");
+               (*env)->FatalError(env, "A call to find_route in LDKRouter from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
-       LDKScore ret_conv = *(LDKScore*)(ret_ptr);
-       if (ret_conv.free == LDKScore_JCalls_free) {
-               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
-               LDKScore_JCalls_cloned(&ret_conv);
-       }// WARNING: we may need a move here but no clone is available for LDKScore
-       
+       LDKCResult_RouteLightningErrorZ ret_conv = *(LDKCResult_RouteLightningErrorZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-static void LDKLockableScore_JCalls_cloned(LDKLockableScore* new_obj) {
-       LDKLockableScore_JCalls *j_calls = (LDKLockableScore_JCalls*) new_obj->this_arg;
+LDKCResult_RouteLightningErrorZ find_route_with_id_LDKRouter_jcall(const void* this_arg, LDKPublicKey payer, const LDKRouteParameters * route_params, LDKCVec_ChannelDetailsZ * first_hops, LDKInFlightHtlcs inflight_htlcs, LDKThirtyTwoBytes _payment_hash, LDKThirtyTwoBytes _payment_id) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       int8_tArray payer_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, payer_arr, 0, 33, payer.compressed_form);
+       LDKRouteParameters route_params_var = *route_params;
+       int64_t route_params_ref = 0;
+       route_params_var = RouteParameters_clone(&route_params_var);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_var);
+       route_params_ref = tag_ptr(route_params_var.inner, route_params_var.is_owned);
+       LDKCVec_ChannelDetailsZ *first_hops_var_ptr = first_hops;
+       int64_tArray first_hops_arr = NULL;
+       if (first_hops != NULL) {
+               LDKCVec_ChannelDetailsZ first_hops_var = *first_hops_var_ptr;
+               first_hops_arr = (*env)->NewLongArray(env, first_hops_var.datalen);
+               int64_t *first_hops_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, first_hops_arr, NULL);
+               for (size_t q = 0; q < first_hops_var.datalen; q++) {
+                       LDKChannelDetails first_hops_conv_16_var =      first_hops_var.data[q];
+                       int64_t first_hops_conv_16_ref = 0;
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_var);
+                       first_hops_conv_16_ref = tag_ptr(first_hops_conv_16_var.inner, first_hops_conv_16_var.is_owned);
+                       first_hops_arr_ptr[q] = first_hops_conv_16_ref;
+               }
+               (*env)->ReleasePrimitiveArrayCritical(env, first_hops_arr, first_hops_arr_ptr, 0);
+       }
+       LDKInFlightHtlcs inflight_htlcs_var = inflight_htlcs;
+       int64_t inflight_htlcs_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(inflight_htlcs_var);
+       inflight_htlcs_ref = tag_ptr(inflight_htlcs_var.inner, inflight_htlcs_var.is_owned);
+       int8_tArray _payment_hash_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, _payment_hash_arr, 0, 32, _payment_hash.data);
+       int8_tArray _payment_id_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, _payment_id_arr, 0, 32, _payment_id.data);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->find_route_with_id_meth, payer_arr, route_params_ref, first_hops_arr, inflight_htlcs_ref, _payment_hash_arr, _payment_id_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to find_route_with_id in LDKRouter from rust threw an exception.");
+       }
+       void* ret_ptr = untag_ptr(ret);
+       CHECK_ACCESS(ret_ptr);
+       LDKCResult_RouteLightningErrorZ ret_conv = *(LDKCResult_RouteLightningErrorZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
+void notify_payment_path_failed_LDKRouter_jcall(const void* this_arg, LDKCVec_RouteHopZ path, uint64_t short_channel_id) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       int64_t short_channel_id_conv = short_channel_id;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->notify_payment_path_failed_meth, path_arr, short_channel_id_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to notify_payment_path_failed in LDKRouter from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+void notify_payment_path_successful_LDKRouter_jcall(const void* this_arg, LDKCVec_RouteHopZ path) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->notify_payment_path_successful_meth, path_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to notify_payment_path_successful in LDKRouter from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+void notify_payment_probe_successful_LDKRouter_jcall(const void* this_arg, LDKCVec_RouteHopZ path) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->notify_payment_probe_successful_meth, path_arr);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to notify_payment_probe_successful in LDKRouter from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+void notify_payment_probe_failed_LDKRouter_jcall(const void* this_arg, LDKCVec_RouteHopZ path, uint64_t short_channel_id) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       LDKCVec_RouteHopZ path_var = path;
+       int64_tArray path_arr = NULL;
+       path_arr = (*env)->NewLongArray(env, path_var.datalen);
+       int64_t *path_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, path_arr, NULL);
+       for (size_t k = 0; k < path_var.datalen; k++) {
+               LDKRouteHop path_conv_10_var = path_var.data[k];
+               int64_t path_conv_10_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_var);
+               path_conv_10_ref = tag_ptr(path_conv_10_var.inner, path_conv_10_var.is_owned);
+               path_arr_ptr[k] = path_conv_10_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, path_arr, path_arr_ptr, 0);
+       FREE(path_var.data);
+       int64_t short_channel_id_conv = short_channel_id;
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       (*env)->CallVoidMethod(env, obj, j_calls->notify_payment_probe_failed_meth, path_arr, short_channel_id_conv);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to notify_payment_probe_failed in LDKRouter from rust threw an exception.");
+       }
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+}
+static void LDKRouter_JCalls_cloned(LDKRouter* new_obj) {
+       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
 }
-static inline LDKLockableScore LDKLockableScore_init (JNIEnv *env, jclass clz, jobject o) {
+static inline LDKRouter LDKRouter_init (JNIEnv *env, jclass clz, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
        CHECK(c != NULL);
-       LDKLockableScore_JCalls *calls = MALLOC(sizeof(LDKLockableScore_JCalls), "LDKLockableScore_JCalls");
+       LDKRouter_JCalls *calls = MALLOC(sizeof(LDKRouter_JCalls), "LDKRouter_JCalls");
        atomic_init(&calls->refcnt, 1);
        DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->lock_meth = (*env)->GetMethodID(env, c, "lock", "()J");
-       CHECK(calls->lock_meth != NULL);
+       calls->find_route_meth = (*env)->GetMethodID(env, c, "find_route", "([BJ[JJ)J");
+       CHECK(calls->find_route_meth != NULL);
+       calls->find_route_with_id_meth = (*env)->GetMethodID(env, c, "find_route_with_id", "([BJ[JJ[B[B)J");
+       CHECK(calls->find_route_with_id_meth != NULL);
+       calls->notify_payment_path_failed_meth = (*env)->GetMethodID(env, c, "notify_payment_path_failed", "([JJ)V");
+       CHECK(calls->notify_payment_path_failed_meth != NULL);
+       calls->notify_payment_path_successful_meth = (*env)->GetMethodID(env, c, "notify_payment_path_successful", "([J)V");
+       CHECK(calls->notify_payment_path_successful_meth != NULL);
+       calls->notify_payment_probe_successful_meth = (*env)->GetMethodID(env, c, "notify_payment_probe_successful", "([J)V");
+       CHECK(calls->notify_payment_probe_successful_meth != NULL);
+       calls->notify_payment_probe_failed_meth = (*env)->GetMethodID(env, c, "notify_payment_probe_failed", "([JJ)V");
+       CHECK(calls->notify_payment_probe_failed_meth != NULL);
 
-       LDKLockableScore ret = {
+       LDKRouter ret = {
                .this_arg = (void*) calls,
-               .lock = lock_LDKLockableScore_jcall,
-               .free = LDKLockableScore_JCalls_free,
+               .find_route = find_route_LDKRouter_jcall,
+               .find_route_with_id = find_route_with_id_LDKRouter_jcall,
+               .notify_payment_path_failed = notify_payment_path_failed_LDKRouter_jcall,
+               .notify_payment_path_successful = notify_payment_path_successful_LDKRouter_jcall,
+               .notify_payment_probe_successful = notify_payment_probe_successful_LDKRouter_jcall,
+               .notify_payment_probe_failed = notify_payment_probe_failed_LDKRouter_jcall,
+               .free = LDKRouter_JCalls_free,
        };
        return ret;
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKLockableScore_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKLockableScore *res_ptr = MALLOC(sizeof(LDKLockableScore), "LDKLockableScore");
-       *res_ptr = LDKLockableScore_init(env, clz, o);
-       return (uint64_t)res_ptr;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKRouter_1new(JNIEnv *env, jclass clz, jobject o) {
+       LDKRouter *res_ptr = MALLOC(sizeof(LDKRouter), "LDKRouter");
+       *res_ptr = LDKRouter_init(env, clz, o);
+       return tag_ptr(res_ptr, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LockableScore_1lock(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKLockableScore* this_arg_conv = (LDKLockableScore*)this_arg_ptr;
-       LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
-       *ret_ret = (this_arg_conv->lock)(this_arg_conv->this_arg);
-       return (int64_t)ret_ret;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Router_1find_1route(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payer, int64_t route_params, int64_tArray first_hops, int64_t inflight_htlcs) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
+       LDKPublicKey payer_ref;
+       CHECK((*env)->GetArrayLength(env, payer) == 33);
+       (*env)->GetByteArrayRegion(env, payer, 0, 33, payer_ref.compressed_form);
+       LDKRouteParameters route_params_conv;
+       route_params_conv.inner = untag_ptr(route_params);
+       route_params_conv.is_owned = ptr_is_owned(route_params);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_conv);
+       route_params_conv.is_owned = false;
+       LDKCVec_ChannelDetailsZ first_hops_constr;
+       LDKCVec_ChannelDetailsZ *first_hops_ptr = NULL;
+       if (first_hops != NULL) {
+               first_hops_constr.datalen = (*env)->GetArrayLength(env, first_hops);
+               if (first_hops_constr.datalen > 0)
+                       first_hops_constr.data = MALLOC(first_hops_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
+               else
+                       first_hops_constr.data = NULL;
+               int64_t* first_hops_vals = (*env)->GetLongArrayElements (env, first_hops, NULL);
+               for (size_t q = 0; q < first_hops_constr.datalen; q++) {
+                       int64_t first_hops_conv_16 = first_hops_vals[q];
+                       LDKChannelDetails first_hops_conv_16_conv;
+                       first_hops_conv_16_conv.inner = untag_ptr(first_hops_conv_16);
+                       first_hops_conv_16_conv.is_owned = ptr_is_owned(first_hops_conv_16);
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_conv);
+                       first_hops_conv_16_conv.is_owned = false;
+                       first_hops_constr.data[q] = first_hops_conv_16_conv;
+               }
+               (*env)->ReleaseLongArrayElements(env, first_hops, first_hops_vals, 0);
+               first_hops_ptr = &first_hops_constr;
+       }
+       LDKInFlightHtlcs inflight_htlcs_conv;
+       inflight_htlcs_conv.inner = untag_ptr(inflight_htlcs);
+       inflight_htlcs_conv.is_owned = ptr_is_owned(inflight_htlcs);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(inflight_htlcs_conv);
+       inflight_htlcs_conv = InFlightHtlcs_clone(&inflight_htlcs_conv);
+       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
+       *ret_conv = (this_arg_conv->find_route)(this_arg_conv->this_arg, payer_ref, &route_params_conv, first_hops_ptr, inflight_htlcs_conv);
+       if (first_hops_ptr != NULL) { FREE(first_hops_constr.data); }
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Router_1find_1route_1with_1id(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payer, int64_t route_params, int64_tArray first_hops, int64_t inflight_htlcs, int8_tArray _payment_hash, int8_tArray _payment_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
+       LDKPublicKey payer_ref;
+       CHECK((*env)->GetArrayLength(env, payer) == 33);
+       (*env)->GetByteArrayRegion(env, payer, 0, 33, payer_ref.compressed_form);
+       LDKRouteParameters route_params_conv;
+       route_params_conv.inner = untag_ptr(route_params);
+       route_params_conv.is_owned = ptr_is_owned(route_params);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_conv);
+       route_params_conv.is_owned = false;
+       LDKCVec_ChannelDetailsZ first_hops_constr;
+       LDKCVec_ChannelDetailsZ *first_hops_ptr = NULL;
+       if (first_hops != NULL) {
+               first_hops_constr.datalen = (*env)->GetArrayLength(env, first_hops);
+               if (first_hops_constr.datalen > 0)
+                       first_hops_constr.data = MALLOC(first_hops_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
+               else
+                       first_hops_constr.data = NULL;
+               int64_t* first_hops_vals = (*env)->GetLongArrayElements (env, first_hops, NULL);
+               for (size_t q = 0; q < first_hops_constr.datalen; q++) {
+                       int64_t first_hops_conv_16 = first_hops_vals[q];
+                       LDKChannelDetails first_hops_conv_16_conv;
+                       first_hops_conv_16_conv.inner = untag_ptr(first_hops_conv_16);
+                       first_hops_conv_16_conv.is_owned = ptr_is_owned(first_hops_conv_16);
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_conv);
+                       first_hops_conv_16_conv.is_owned = false;
+                       first_hops_constr.data[q] = first_hops_conv_16_conv;
+               }
+               (*env)->ReleaseLongArrayElements(env, first_hops, first_hops_vals, 0);
+               first_hops_ptr = &first_hops_constr;
+       }
+       LDKInFlightHtlcs inflight_htlcs_conv;
+       inflight_htlcs_conv.inner = untag_ptr(inflight_htlcs);
+       inflight_htlcs_conv.is_owned = ptr_is_owned(inflight_htlcs);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(inflight_htlcs_conv);
+       inflight_htlcs_conv = InFlightHtlcs_clone(&inflight_htlcs_conv);
+       LDKThirtyTwoBytes _payment_hash_ref;
+       CHECK((*env)->GetArrayLength(env, _payment_hash) == 32);
+       (*env)->GetByteArrayRegion(env, _payment_hash, 0, 32, _payment_hash_ref.data);
+       LDKThirtyTwoBytes _payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, _payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, _payment_id, 0, 32, _payment_id_ref.data);
+       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
+       *ret_conv = (this_arg_conv->find_route_with_id)(this_arg_conv->this_arg, payer_ref, &route_params_conv, first_hops_ptr, inflight_htlcs_conv, _payment_hash_ref, _payment_id_ref);
+       if (first_hops_ptr != NULL) { FREE(first_hops_constr.data); }
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Router_1notify_1payment_1path_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path, int64_t short_channel_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->notify_payment_path_failed)(this_arg_conv->this_arg, path_constr, short_channel_id);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Router_1notify_1payment_1path_1successful(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->notify_payment_path_successful)(this_arg_conv->this_arg, path_constr);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Router_1notify_1payment_1probe_1successful(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->notify_payment_probe_successful)(this_arg_conv->this_arg, path_constr);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Router_1notify_1payment_1probe_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray path, int64_t short_channel_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
+       LDKCVec_RouteHopZ path_constr;
+       path_constr.datalen = (*env)->GetArrayLength(env, path);
+       if (path_constr.datalen > 0)
+               path_constr.data = MALLOC(path_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               path_constr.data = NULL;
+       int64_t* path_vals = (*env)->GetLongArrayElements (env, path, NULL);
+       for (size_t k = 0; k < path_constr.datalen; k++) {
+               int64_t path_conv_10 = path_vals[k];
+               LDKRouteHop path_conv_10_conv;
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
+               path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
+               path_constr.data[k] = path_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
+       (this_arg_conv->notify_payment_probe_failed)(this_arg_conv->this_arg, path_constr, short_channel_id);
+}
+
+static jclass LDKDestination_Node_class = NULL;
+static jmethodID LDKDestination_Node_meth = NULL;
+static jclass LDKDestination_BlindedPath_class = NULL;
+static jmethodID LDKDestination_BlindedPath_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKDestination_init (JNIEnv *env, jclass clz) {
+       LDKDestination_Node_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDestination$Node"));
+       CHECK(LDKDestination_Node_class != NULL);
+       LDKDestination_Node_meth = (*env)->GetMethodID(env, LDKDestination_Node_class, "<init>", "([B)V");
+       CHECK(LDKDestination_Node_meth != NULL);
+       LDKDestination_BlindedPath_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKDestination$BlindedPath"));
+       CHECK(LDKDestination_BlindedPath_class != NULL);
+       LDKDestination_BlindedPath_meth = (*env)->GetMethodID(env, LDKDestination_BlindedPath_class, "<init>", "(J)V");
+       CHECK(LDKDestination_BlindedPath_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKDestination_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKDestination *obj = (LDKDestination*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKDestination_Node: {
+                       int8_tArray node_arr = (*env)->NewByteArray(env, 33);
+                       (*env)->SetByteArrayRegion(env, node_arr, 0, 33, obj->node.compressed_form);
+                       return (*env)->NewObject(env, LDKDestination_Node_class, LDKDestination_Node_meth, node_arr);
+               }
+               case LDKDestination_BlindedPath: {
+                       LDKBlindedPath blinded_path_var = obj->blinded_path;
+                       int64_t blinded_path_ref = 0;
+                       CHECK_INNER_FIELD_ACCESS_OR_NULL(blinded_path_var);
+                       blinded_path_ref = tag_ptr(blinded_path_var.inner, false);
+                       return (*env)->NewObject(env, LDKDestination_BlindedPath_class, LDKDestination_BlindedPath_meth, blinded_path_ref);
+               }
+               default: abort();
+       }
+}
+static jclass LDKOnionMessageContents_Custom_class = NULL;
+static jmethodID LDKOnionMessageContents_Custom_meth = NULL;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKOnionMessageContents_init (JNIEnv *env, jclass clz) {
+       LDKOnionMessageContents_Custom_class =
+               (*env)->NewGlobalRef(env, (*env)->FindClass(env, "org/ldk/impl/bindings$LDKOnionMessageContents$Custom"));
+       CHECK(LDKOnionMessageContents_Custom_class != NULL);
+       LDKOnionMessageContents_Custom_meth = (*env)->GetMethodID(env, LDKOnionMessageContents_Custom_class, "<init>", "(J)V");
+       CHECK(LDKOnionMessageContents_Custom_meth != NULL);
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKOnionMessageContents_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
+       LDKOnionMessageContents *obj = (LDKOnionMessageContents*)untag_ptr(ptr);
+       switch(obj->tag) {
+               case LDKOnionMessageContents_Custom: {
+                       LDKCustomOnionMessageContents* custom_ret = MALLOC(sizeof(LDKCustomOnionMessageContents), "LDKCustomOnionMessageContents");
+                       *custom_ret = CustomOnionMessageContents_clone(&obj->custom);
+                       return (*env)->NewObject(env, LDKOnionMessageContents_Custom_class, LDKOnionMessageContents_Custom_meth, tag_ptr(custom_ret, true));
+               }
+               default: abort();
+       }
+}
 static jclass LDKGossipSync_P2P_class = NULL;
 static jmethodID LDKGossipSync_P2P_meth = NULL;
 static jclass LDKGossipSync_Rapid_class = NULL;
@@ -14191,24 +15287,20 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKGossipSync_init (JNIEn
        CHECK(LDKGossipSync_None_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKGossipSync_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKGossipSync *obj = (LDKGossipSync*)(ptr & ~1);
+       LDKGossipSync *obj = (LDKGossipSync*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKGossipSync_P2P: {
                        LDKP2PGossipSync p2p_var = obj->p2p;
                        int64_t p2p_ref = 0;
-                       CHECK((((uintptr_t)p2p_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&p2p_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(p2p_var);
-                       p2p_ref = (uintptr_t)p2p_var.inner & ~1;
+                       p2p_ref = tag_ptr(p2p_var.inner, false);
                        return (*env)->NewObject(env, LDKGossipSync_P2P_class, LDKGossipSync_P2P_meth, p2p_ref);
                }
                case LDKGossipSync_Rapid: {
                        LDKRapidGossipSync rapid_var = obj->rapid;
                        int64_t rapid_ref = 0;
-                       CHECK((((uintptr_t)rapid_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&rapid_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(rapid_var);
-                       rapid_ref = (uintptr_t)rapid_var.inner & ~1;
+                       rapid_ref = tag_ptr(rapid_var.inner, false);
                        return (*env)->NewObject(env, LDKGossipSync_Rapid_class, LDKGossipSync_Rapid_meth, rapid_ref);
                }
                case LDKGossipSync_None: {
@@ -14241,7 +15333,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKFallback_init (JNIEnv
        CHECK(LDKFallback_ScriptHash_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKFallback_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKFallback *obj = (LDKFallback*)(ptr & ~1);
+       LDKFallback *obj = (LDKFallback*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKFallback_SegWitProgram: {
                        uint8_t version_val = obj->seg_wit_program.version._0;
@@ -14273,6 +15365,7 @@ typedef struct LDKPayer_JCalls {
        jmethodID send_spontaneous_payment_meth;
        jmethodID retry_payment_meth;
        jmethodID abandon_payment_meth;
+       jmethodID inflight_htlcs_meth;
 } LDKPayer_JCalls;
 static void LDKPayer_JCalls_free(void* this_arg) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
@@ -14341,8 +15434,8 @@ LDKCVec_ChannelDetailsZ first_hops_LDKPayer_jcall(const void* this_arg) {
        for (size_t q = 0; q < ret_constr.datalen; q++) {
                int64_t ret_conv_16 = ret_vals[q];
                LDKChannelDetails ret_conv_16_conv;
-               ret_conv_16_conv.inner = (void*)(ret_conv_16 & (~1));
-               ret_conv_16_conv.is_owned = (ret_conv_16 & 1) || (ret_conv_16 == 0);
+               ret_conv_16_conv.inner = untag_ptr(ret_conv_16);
+               ret_conv_16_conv.is_owned = ptr_is_owned(ret_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_conv);
                ret_constr.data[q] = ret_conv_16_conv;
        }
@@ -14352,7 +15445,7 @@ LDKCVec_ChannelDetailsZ first_hops_LDKPayer_jcall(const void* this_arg) {
        }
        return ret_constr;
 }
-LDKCResult_PaymentIdPaymentSendFailureZ send_payment_LDKPayer_jcall(const void* this_arg, const LDKRoute * route, LDKThirtyTwoBytes payment_hash, LDKThirtyTwoBytes payment_secret) {
+LDKCResult_NonePaymentSendFailureZ send_payment_LDKPayer_jcall(const void* this_arg, const LDKRoute * route, LDKThirtyTwoBytes payment_hash, LDKThirtyTwoBytes payment_secret, LDKThirtyTwoBytes payment_id) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -14364,34 +15457,31 @@ LDKCResult_PaymentIdPaymentSendFailureZ send_payment_LDKPayer_jcall(const void*
        LDKRoute route_var = *route;
        int64_t route_ref = 0;
        route_var = Route_clone(&route_var);
-       CHECK((((uintptr_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_var);
-       route_ref = (uintptr_t)route_var.inner;
-       if (route_var.is_owned) {
-               route_ref |= 1;
-       }
+       route_ref = tag_ptr(route_var.inner, route_var.is_owned);
        int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, payment_hash.data);
        int8_tArray payment_secret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, payment_secret_arr, 0, 32, payment_secret.data);
+       int8_tArray payment_id_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, payment_id_arr, 0, 32, payment_id.data);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->send_payment_meth, route_ref, payment_hash_arr, payment_secret_arr);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->send_payment_meth, route_ref, payment_hash_arr, payment_secret_arr, payment_id_arr);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to send_payment in LDKPayer from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
-       LDKCResult_PaymentIdPaymentSendFailureZ ret_conv = *(LDKCResult_PaymentIdPaymentSendFailureZ*)(ret_ptr);
-       FREE((void*)ret);
+       LDKCResult_NonePaymentSendFailureZ ret_conv = *(LDKCResult_NonePaymentSendFailureZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
        return ret_conv;
 }
-LDKCResult_PaymentIdPaymentSendFailureZ send_spontaneous_payment_LDKPayer_jcall(const void* this_arg, const LDKRoute * route, LDKThirtyTwoBytes payment_preimage) {
+LDKCResult_NonePaymentSendFailureZ send_spontaneous_payment_LDKPayer_jcall(const void* this_arg, const LDKRoute * route, LDKThirtyTwoBytes payment_preimage, LDKThirtyTwoBytes payment_id) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
        JNIEnv *env;
        jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
@@ -14403,26 +15493,23 @@ LDKCResult_PaymentIdPaymentSendFailureZ send_spontaneous_payment_LDKPayer_jcall(
        LDKRoute route_var = *route;
        int64_t route_ref = 0;
        route_var = Route_clone(&route_var);
-       CHECK((((uintptr_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_var);
-       route_ref = (uintptr_t)route_var.inner;
-       if (route_var.is_owned) {
-               route_ref |= 1;
-       }
+       route_ref = tag_ptr(route_var.inner, route_var.is_owned);
        int8_tArray payment_preimage_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, payment_preimage_arr, 0, 32, payment_preimage.data);
+       int8_tArray payment_id_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, payment_id_arr, 0, 32, payment_id.data);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
        CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->send_spontaneous_payment_meth, route_ref, payment_preimage_arr);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->send_spontaneous_payment_meth, route_ref, payment_preimage_arr, payment_id_arr);
        if (UNLIKELY((*env)->ExceptionCheck(env))) {
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to send_spontaneous_payment in LDKPayer from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
-       LDKCResult_PaymentIdPaymentSendFailureZ ret_conv = *(LDKCResult_PaymentIdPaymentSendFailureZ*)(ret_ptr);
-       FREE((void*)ret);
+       LDKCResult_NonePaymentSendFailureZ ret_conv = *(LDKCResult_NonePaymentSendFailureZ*)(ret_ptr);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -14440,13 +15527,8 @@ LDKCResult_NonePaymentSendFailureZ retry_payment_LDKPayer_jcall(const void* this
        LDKRoute route_var = *route;
        int64_t route_ref = 0;
        route_var = Route_clone(&route_var);
-       CHECK((((uintptr_t)route_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&route_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_var);
-       route_ref = (uintptr_t)route_var.inner;
-       if (route_var.is_owned) {
-               route_ref |= 1;
-       }
+       route_ref = tag_ptr(route_var.inner, route_var.is_owned);
        int8_tArray payment_id_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, payment_id_arr, 0, 32, payment_id.data);
        jobject obj = (*env)->NewLocalRef(env, j_calls->o);
@@ -14456,10 +15538,10 @@ LDKCResult_NonePaymentSendFailureZ retry_payment_LDKPayer_jcall(const void* this
                (*env)->ExceptionDescribe(env);
                (*env)->FatalError(env, "A call to retry_payment in LDKPayer from rust threw an exception.");
        }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
+       void* ret_ptr = untag_ptr(ret);
        CHECK_ACCESS(ret_ptr);
        LDKCResult_NonePaymentSendFailureZ ret_conv = *(LDKCResult_NonePaymentSendFailureZ*)(ret_ptr);
-       FREE((void*)ret);
+       FREE(untag_ptr(ret));
        if (get_jenv_res == JNI_EDETACHED) {
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
@@ -14487,6 +15569,31 @@ void abandon_payment_LDKPayer_jcall(const void* this_arg, LDKThirtyTwoBytes paym
                DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
        }
 }
+LDKInFlightHtlcs inflight_htlcs_LDKPayer_jcall(const void* this_arg) {
+       LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) this_arg;
+       JNIEnv *env;
+       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
+       } else {
+               DO_ASSERT(get_jenv_res == JNI_OK);
+       }
+       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
+       CHECK(obj != NULL);
+       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->inflight_htlcs_meth);
+       if (UNLIKELY((*env)->ExceptionCheck(env))) {
+               (*env)->ExceptionDescribe(env);
+               (*env)->FatalError(env, "A call to inflight_htlcs in LDKPayer from rust threw an exception.");
+       }
+       LDKInFlightHtlcs ret_conv;
+       ret_conv.inner = untag_ptr(ret);
+       ret_conv.is_owned = ptr_is_owned(ret);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv);
+       if (get_jenv_res == JNI_EDETACHED) {
+               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
+       }
+       return ret_conv;
+}
 static void LDKPayer_JCalls_cloned(LDKPayer* new_obj) {
        LDKPayer_JCalls *j_calls = (LDKPayer_JCalls*) new_obj->this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
@@ -14502,14 +15609,16 @@ static inline LDKPayer LDKPayer_init (JNIEnv *env, jclass clz, jobject o) {
        CHECK(calls->node_id_meth != NULL);
        calls->first_hops_meth = (*env)->GetMethodID(env, c, "first_hops", "()[J");
        CHECK(calls->first_hops_meth != NULL);
-       calls->send_payment_meth = (*env)->GetMethodID(env, c, "send_payment", "(J[B[B)J");
+       calls->send_payment_meth = (*env)->GetMethodID(env, c, "send_payment", "(J[B[B[B)J");
        CHECK(calls->send_payment_meth != NULL);
-       calls->send_spontaneous_payment_meth = (*env)->GetMethodID(env, c, "send_spontaneous_payment", "(J[B)J");
+       calls->send_spontaneous_payment_meth = (*env)->GetMethodID(env, c, "send_spontaneous_payment", "(J[B[B)J");
        CHECK(calls->send_spontaneous_payment_meth != NULL);
        calls->retry_payment_meth = (*env)->GetMethodID(env, c, "retry_payment", "(J[B)J");
        CHECK(calls->retry_payment_meth != NULL);
        calls->abandon_payment_meth = (*env)->GetMethodID(env, c, "abandon_payment", "([B)V");
        CHECK(calls->abandon_payment_meth != NULL);
+       calls->inflight_htlcs_meth = (*env)->GetMethodID(env, c, "inflight_htlcs", "()J");
+       CHECK(calls->inflight_htlcs_meth != NULL);
 
        LDKPayer ret = {
                .this_arg = (void*) calls,
@@ -14519,6 +15628,7 @@ static inline LDKPayer LDKPayer_init (JNIEnv *env, jclass clz, jobject o) {
                .send_spontaneous_payment = send_spontaneous_payment_LDKPayer_jcall,
                .retry_payment = retry_payment_LDKPayer_jcall,
                .abandon_payment = abandon_payment_LDKPayer_jcall,
+               .inflight_htlcs = inflight_htlcs_LDKPayer_jcall,
                .free = LDKPayer_JCalls_free,
        };
        return ret;
@@ -14526,11 +15636,11 @@ static inline LDKPayer LDKPayer_init (JNIEnv *env, jclass clz, jobject o) {
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKPayer_1new(JNIEnv *env, jclass clz, jobject o) {
        LDKPayer *res_ptr = MALLOC(sizeof(LDKPayer), "LDKPayer");
        *res_ptr = LDKPayer_init(env, clz, o);
-       return (uint64_t)res_ptr;
+       return tag_ptr(res_ptr, true);
 }
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Payer_1node_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, (this_arg_conv->node_id)(this_arg_conv->this_arg).compressed_form);
@@ -14538,8 +15648,8 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Payer_1node_1id(JNIEnv
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Payer_1first_1hops(JNIEnv *env, jclass clz, int64_t this_arg) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKCVec_ChannelDetailsZ ret_var = (this_arg_conv->first_hops)(this_arg_conv->this_arg);
        int64_tArray ret_arr = NULL;
@@ -14548,13 +15658,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Payer_1first_1hops(JNI
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKChannelDetails ret_conv_16_var = ret_var.data[q];
                int64_t ret_conv_16_ref = 0;
-               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
-               if (ret_conv_16_var.is_owned) {
-                       ret_conv_16_ref |= 1;
-               }
+               ret_conv_16_ref = tag_ptr(ret_conv_16_var.inner, ret_conv_16_var.is_owned);
                ret_arr_ptr[q] = ret_conv_16_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -14562,60 +15667,69 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Payer_1first_1hops(JNI
        return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Payer_1send_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_hash, int8_tArray payment_secret) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Payer_1send_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_hash, int8_tArray payment_secret, int8_tArray payment_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKRoute route_conv;
-       route_conv.inner = (void*)(route & (~1));
-       route_conv.is_owned = false;
+       route_conv.inner = untag_ptr(route);
+       route_conv.is_owned = ptr_is_owned(route);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
+       route_conv.is_owned = false;
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
        LDKThirtyTwoBytes payment_secret_ref;
        CHECK((*env)->GetArrayLength(env, payment_secret) == 32);
        (*env)->GetByteArrayRegion(env, payment_secret, 0, 32, payment_secret_ref.data);
-       LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
-       *ret_conv = (this_arg_conv->send_payment)(this_arg_conv->this_arg, &route_conv, payment_hash_ref, payment_secret_ref);
-       return (int64_t)ret_conv;
+       LDKThirtyTwoBytes payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
+       LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
+       *ret_conv = (this_arg_conv->send_payment)(this_arg_conv->this_arg, &route_conv, payment_hash_ref, payment_secret_ref, payment_id_ref);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Payer_1send_1spontaneous_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_preimage) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Payer_1send_1spontaneous_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_preimage, int8_tArray payment_id) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKRoute route_conv;
-       route_conv.inner = (void*)(route & (~1));
-       route_conv.is_owned = false;
+       route_conv.inner = untag_ptr(route);
+       route_conv.is_owned = ptr_is_owned(route);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
+       route_conv.is_owned = false;
        LDKThirtyTwoBytes payment_preimage_ref;
        CHECK((*env)->GetArrayLength(env, payment_preimage) == 32);
        (*env)->GetByteArrayRegion(env, payment_preimage, 0, 32, payment_preimage_ref.data);
-       LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
-       *ret_conv = (this_arg_conv->send_spontaneous_payment)(this_arg_conv->this_arg, &route_conv, payment_preimage_ref);
-       return (int64_t)ret_conv;
+       LDKThirtyTwoBytes payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
+       LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
+       *ret_conv = (this_arg_conv->send_spontaneous_payment)(this_arg_conv->this_arg, &route_conv, payment_preimage_ref, payment_id_ref);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Payer_1retry_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKRoute route_conv;
-       route_conv.inner = (void*)(route & (~1));
-       route_conv.is_owned = false;
+       route_conv.inner = untag_ptr(route);
+       route_conv.is_owned = ptr_is_owned(route);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
+       route_conv.is_owned = false;
        LDKThirtyTwoBytes payment_id_ref;
        CHECK((*env)->GetArrayLength(env, payment_id) == 32);
        (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = (this_arg_conv->retry_payment)(this_arg_conv->this_arg, &route_conv, payment_id_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Payer_1abandon_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_id) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
        LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
        LDKThirtyTwoBytes payment_id_ref;
        CHECK((*env)->GetArrayLength(env, payment_id) == 32);
@@ -14623,158 +15737,15 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Payer_1abandon_1payment(JNIEnv
        (this_arg_conv->abandon_payment)(this_arg_conv->this_arg, payment_id_ref);
 }
 
-typedef struct LDKRouter_JCalls {
-       atomic_size_t refcnt;
-       JavaVM *vm;
-       jweak o;
-       jmethodID find_route_meth;
-} LDKRouter_JCalls;
-static void LDKRouter_JCalls_free(void* this_arg) {
-       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               JNIEnv *env;
-               jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-               } else {
-                       DO_ASSERT(get_jenv_res == JNI_OK);
-               }
-               (*env)->DeleteWeakGlobalRef(env, j_calls->o);
-               if (get_jenv_res == JNI_EDETACHED) {
-                       DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-               }
-               FREE(j_calls);
-       }
-}
-LDKCResult_RouteLightningErrorZ find_route_LDKRouter_jcall(const void* this_arg, LDKPublicKey payer, const LDKRouteParameters * route_params, const uint8_t (* payment_hash)[32], LDKCVec_ChannelDetailsZ * first_hops, const LDKScore * scorer) {
-       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) this_arg;
-       JNIEnv *env;
-       jint get_jenv_res = (*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_6);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->AttachCurrentThread(j_calls->vm, (void**)&env, NULL) == JNI_OK);
-       } else {
-               DO_ASSERT(get_jenv_res == JNI_OK);
-       }
-       int8_tArray payer_arr = (*env)->NewByteArray(env, 33);
-       (*env)->SetByteArrayRegion(env, payer_arr, 0, 33, payer.compressed_form);
-       LDKRouteParameters route_params_var = *route_params;
-       int64_t route_params_ref = 0;
-       route_params_var = RouteParameters_clone(&route_params_var);
-       CHECK((((uintptr_t)route_params_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&route_params_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_var);
-       route_params_ref = (uintptr_t)route_params_var.inner;
-       if (route_params_var.is_owned) {
-               route_params_ref |= 1;
-       }
-       int8_tArray payment_hash_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, payment_hash_arr, 0, 32, *payment_hash);
-       LDKCVec_ChannelDetailsZ *first_hops_var_ptr = first_hops;
-       int64_tArray first_hops_arr = NULL;
-       if (first_hops != NULL) {
-               LDKCVec_ChannelDetailsZ first_hops_var = *first_hops_var_ptr;
-               first_hops_arr = (*env)->NewLongArray(env, first_hops_var.datalen);
-               int64_t *first_hops_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, first_hops_arr, NULL);
-               for (size_t q = 0; q < first_hops_var.datalen; q++) {
-                       LDKChannelDetails first_hops_conv_16_var =      first_hops_var.data[q];
-                       int64_t first_hops_conv_16_ref = 0;
-                       CHECK((((uintptr_t)first_hops_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&first_hops_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_var);
-                       first_hops_conv_16_ref = (uintptr_t)first_hops_conv_16_var.inner;
-                       if (first_hops_conv_16_var.is_owned) {
-                               first_hops_conv_16_ref |= 1;
-                       }
-                       first_hops_arr_ptr[q] = first_hops_conv_16_ref;
-               }
-               (*env)->ReleasePrimitiveArrayCritical(env, first_hops_arr, first_hops_arr_ptr, 0);
-       }
-       // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_scorer = ((uintptr_t)scorer) | 1;
-       jobject obj = (*env)->NewLocalRef(env, j_calls->o);
-       CHECK(obj != NULL);
-       uint64_t ret = (*env)->CallLongMethod(env, obj, j_calls->find_route_meth, payer_arr, route_params_ref, payment_hash_arr, first_hops_arr, ret_scorer);
-       if (UNLIKELY((*env)->ExceptionCheck(env))) {
-               (*env)->ExceptionDescribe(env);
-               (*env)->FatalError(env, "A call to find_route in LDKRouter from rust threw an exception.");
-       }
-       void* ret_ptr = (void*)(((uintptr_t)ret) & ~1);
-       CHECK_ACCESS(ret_ptr);
-       LDKCResult_RouteLightningErrorZ ret_conv = *(LDKCResult_RouteLightningErrorZ*)(ret_ptr);
-       FREE((void*)ret);
-       if (get_jenv_res == JNI_EDETACHED) {
-               DO_ASSERT((*j_calls->vm)->DetachCurrentThread(j_calls->vm) == JNI_OK);
-       }
-       return ret_conv;
-}
-static void LDKRouter_JCalls_cloned(LDKRouter* new_obj) {
-       LDKRouter_JCalls *j_calls = (LDKRouter_JCalls*) new_obj->this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-}
-static inline LDKRouter LDKRouter_init (JNIEnv *env, jclass clz, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       CHECK(c != NULL);
-       LDKRouter_JCalls *calls = MALLOC(sizeof(LDKRouter_JCalls), "LDKRouter_JCalls");
-       atomic_init(&calls->refcnt, 1);
-       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
-       calls->o = (*env)->NewWeakGlobalRef(env, o);
-       calls->find_route_meth = (*env)->GetMethodID(env, c, "find_route", "([BJ[B[JJ)J");
-       CHECK(calls->find_route_meth != NULL);
-
-       LDKRouter ret = {
-               .this_arg = (void*) calls,
-               .find_route = find_route_LDKRouter_jcall,
-               .free = LDKRouter_JCalls_free,
-       };
-       return ret;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LDKRouter_1new(JNIEnv *env, jclass clz, jobject o) {
-       LDKRouter *res_ptr = MALLOC(sizeof(LDKRouter), "LDKRouter");
-       *res_ptr = LDKRouter_init(env, clz, o);
-       return (uint64_t)res_ptr;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Router_1find_1route(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payer, int64_t route_params, int8_tArray payment_hash, int64_tArray first_hops, int64_t scorer) {
-       void* this_arg_ptr = (void*)(((uintptr_t)this_arg) & ~1);
-       if (!(this_arg & 1)) { CHECK_ACCESS(this_arg_ptr); }
-       LDKRouter* this_arg_conv = (LDKRouter*)this_arg_ptr;
-       LDKPublicKey payer_ref;
-       CHECK((*env)->GetArrayLength(env, payer) == 33);
-       (*env)->GetByteArrayRegion(env, payer, 0, 33, payer_ref.compressed_form);
-       LDKRouteParameters route_params_conv;
-       route_params_conv.inner = (void*)(route_params & (~1));
-       route_params_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_conv);
-       unsigned char payment_hash_arr[32];
-       CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
-       (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_arr);
-       unsigned char (*payment_hash_ref)[32] = &payment_hash_arr;
-       LDKCVec_ChannelDetailsZ first_hops_constr;
-       LDKCVec_ChannelDetailsZ *first_hops_ptr = NULL;
-       if (first_hops != NULL) {
-               first_hops_constr.datalen = (*env)->GetArrayLength(env, first_hops);
-               if (first_hops_constr.datalen > 0)
-                       first_hops_constr.data = MALLOC(first_hops_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
-               else
-                       first_hops_constr.data = NULL;
-               int64_t* first_hops_vals = (*env)->GetLongArrayElements (env, first_hops, NULL);
-               for (size_t q = 0; q < first_hops_constr.datalen; q++) {
-                       int64_t first_hops_conv_16 = first_hops_vals[q];
-                       LDKChannelDetails first_hops_conv_16_conv;
-                       first_hops_conv_16_conv.inner = (void*)(first_hops_conv_16 & (~1));
-                       first_hops_conv_16_conv.is_owned = (first_hops_conv_16 & 1) || (first_hops_conv_16 == 0);
-                       CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_conv);
-                       first_hops_constr.data[q] = first_hops_conv_16_conv;
-               }
-               (*env)->ReleaseLongArrayElements(env, first_hops, first_hops_vals, 0);
-               first_hops_ptr = &first_hops_constr;
-       }
-       void* scorer_ptr = (void*)(((uintptr_t)scorer) & ~1);
-       if (!(scorer & 1)) { CHECK_ACCESS(scorer_ptr); }
-       LDKScore* scorer_conv = (LDKScore*)scorer_ptr;
-       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
-       *ret_conv = (this_arg_conv->find_route)(this_arg_conv->this_arg, payer_ref, &route_params_conv, payment_hash_ref, first_hops_ptr, scorer_conv);
-       if (first_hops_ptr != NULL) { FREE(first_hops_constr.data); }
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Payer_1inflight_1htlcs(JNIEnv *env, jclass clz, int64_t this_arg) {
+       void* this_arg_ptr = untag_ptr(this_arg);
+       if (ptr_is_owned(this_arg)) { CHECK_ACCESS(this_arg_ptr); }
+       LDKPayer* this_arg_conv = (LDKPayer*)this_arg_ptr;
+       LDKInFlightHtlcs ret_var = (this_arg_conv->inflight_htlcs)(this_arg_conv->this_arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
 }
 
 static jclass LDKRetry_Attempts_class = NULL;
@@ -14794,7 +15765,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_00024LDKRetry_init (JNIEnv *en
        CHECK(LDKRetry_Timeout_meth != NULL);
 }
 JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKRetry_1ref_1from_1ptr(JNIEnv *env, jclass clz, int64_t ptr) {
-       LDKRetry *obj = (LDKRetry*)(ptr & ~1);
+       LDKRetry *obj = (LDKRetry*)untag_ptr(ptr);
        switch(obj->tag) {
                case LDKRetry_Attempts: {
                        int64_t attempts_conv = obj->attempts;
@@ -14821,32 +15792,59 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings__1ldk_1c_1bindings_1get_1co
        return ret_conv;
 }
 
-static inline uintptr_t Bech32Error_clone_ptr(LDKBech32Error *NONNULL_PTR arg) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_U128_1le_1bytes(JNIEnv *env, jclass clz, int8_tArray val) {
+       LDKU128 val_ref;
+       CHECK((*env)->GetArrayLength(env, val) == 16);
+       (*env)->GetByteArrayRegion(env, val, 0, 16, val_ref.le_bytes);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 16);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 16, U128_le_bytes(val_ref).data);
+       return ret_arr;
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_U128_1new(JNIEnv *env, jclass clz, int8_tArray le_bytes) {
+       LDKSixteenBytes le_bytes_ref;
+       CHECK((*env)->GetArrayLength(env, le_bytes) == 16);
+       (*env)->GetByteArrayRegion(env, le_bytes, 0, 16, le_bytes_ref.data);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 16);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 16, U128_new(le_bytes_ref).le_bytes);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BigEndianScalar_1new(JNIEnv *env, jclass clz, int8_tArray big_endian_bytes) {
+       LDKThirtyTwoBytes big_endian_bytes_ref;
+       CHECK((*env)->GetArrayLength(env, big_endian_bytes) == 32);
+       (*env)->GetByteArrayRegion(env, big_endian_bytes, 0, 32, big_endian_bytes_ref.data);
+       LDKBigEndianScalar* ret_ref = MALLOC(sizeof(LDKBigEndianScalar), "LDKBigEndianScalar");
+       *ret_ref = BigEndianScalar_new(big_endian_bytes_ref);
+       return tag_ptr(ret_ref, true);
+}
+
+static inline uint64_t Bech32Error_clone_ptr(LDKBech32Error *NONNULL_PTR arg) {
        LDKBech32Error *ret_copy = MALLOC(sizeof(LDKBech32Error), "LDKBech32Error");
        *ret_copy = Bech32Error_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Bech32Error_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKBech32Error* arg_conv = (LDKBech32Error*)arg;
+       LDKBech32Error* arg_conv = (LDKBech32Error*)untag_ptr(arg);
        int64_t ret_conv = Bech32Error_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Bech32Error_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKBech32Error* orig_conv = (LDKBech32Error*)orig;
+       LDKBech32Error* orig_conv = (LDKBech32Error*)untag_ptr(orig);
        LDKBech32Error *ret_copy = MALLOC(sizeof(LDKBech32Error), "LDKBech32Error");
        *ret_copy = Bech32Error_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Bech32Error_1free(JNIEnv *env, jclass clz, int64_t o) {
-       if ((o & 1) != 0) return;
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       if (!ptr_is_owned(o)) return;
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKBech32Error o_conv = *(LDKBech32Error*)(o_ptr);
-       FREE((void*)o);
+       FREE(untag_ptr(o));
        Bech32Error_free(o_conv);
 }
 
@@ -14859,6 +15857,15 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Transaction_1free(JNIEnv *env,
        Transaction_free(_res_ref);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Witness_1free(JNIEnv *env, jclass clz, int8_tArray _res) {
+       LDKWitness _res_ref;
+       _res_ref.datalen = (*env)->GetArrayLength(env, _res);
+       _res_ref.data = MALLOC(_res_ref.datalen, "LDKWitness Bytes");
+       (*env)->GetByteArrayRegion(env, _res, 0, _res_ref.datalen, _res_ref.data);
+       _res_ref.data_is_owned = true;
+       Witness_free(_res_ref);
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxOut_1new(JNIEnv *env, jclass clz, int8_tArray script_pubkey, int64_t value) {
        LDKCVec_u8Z script_pubkey_ref;
        script_pubkey_ref.datalen = (*env)->GetArrayLength(env, script_pubkey);
@@ -14866,34 +15873,34 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxOut_1new(JNIEnv *env, jcl
        (*env)->GetByteArrayRegion(env, script_pubkey, 0, script_pubkey_ref.datalen, script_pubkey_ref.data);
        LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
        *ret_ref = TxOut_new(script_pubkey_ref, value);
-       return (int64_t)ret_ref;
+       return tag_ptr(ret_ref, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxOut_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKTxOut _res_conv = *(LDKTxOut*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        TxOut_free(_res_conv);
 }
 
-static inline uintptr_t TxOut_clone_ptr(LDKTxOut *NONNULL_PTR arg) {
+static inline uint64_t TxOut_clone_ptr(LDKTxOut *NONNULL_PTR arg) {
        LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
        *ret_ref = TxOut_clone(arg);
-       return (int64_t)ret_ref;
+       return tag_ptr(ret_ref, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxOut_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKTxOut* arg_conv = (LDKTxOut*)(arg & ~1);
+       LDKTxOut* arg_conv = (LDKTxOut*)untag_ptr(arg);
        int64_t ret_conv = TxOut_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxOut_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKTxOut* orig_conv = (LDKTxOut*)(orig & ~1);
+       LDKTxOut* orig_conv = (LDKTxOut*)untag_ptr(orig);
        LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
        *ret_ref = TxOut_clone(orig_conv);
-       return (int64_t)ret_ref;
+       return tag_ptr(ret_ref, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Str_1free(JNIEnv *env, jclass clz, jstring _res) {
@@ -14901,461 +15908,332 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Str_1free(JNIEnv *env, jclass
        Str_free(dummy);
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1HTLCClaimZ_1some(JNIEnv *env, jclass clz, jclass o) {
+       LDKHTLCClaim o_conv = LDKHTLCClaim_from_java(env, o);
+       LDKCOption_HTLCClaimZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCClaimZ), "LDKCOption_HTLCClaimZ");
+       *ret_copy = COption_HTLCClaimZ_some(o_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1HTLCClaimZ_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_HTLCClaimZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCClaimZ), "LDKCOption_HTLCClaimZ");
+       *ret_copy = COption_HTLCClaimZ_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1HTLCClaimZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_HTLCClaimZ _res_conv = *(LDKCOption_HTLCClaimZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_HTLCClaimZ_free(_res_conv);
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1ok(JNIEnv *env, jclass clz) {
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = CResult_NoneNoneZ_ok();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = CResult_NoneNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NoneNoneZ* o_conv = (LDKCResult_NoneNoneZ*)(o & ~1);
+       LDKCResult_NoneNoneZ* o_conv = (LDKCResult_NoneNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NoneNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneNoneZ _res_conv = *(LDKCResult_NoneNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NoneNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NoneNoneZ_clone_ptr(LDKCResult_NoneNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NoneNoneZ_clone_ptr(LDKCResult_NoneNoneZ *NONNULL_PTR arg) {
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = CResult_NoneNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NoneNoneZ* arg_conv = (LDKCResult_NoneNoneZ*)(arg & ~1);
+       LDKCResult_NoneNoneZ* arg_conv = (LDKCResult_NoneNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NoneNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NoneNoneZ* orig_conv = (LDKCResult_NoneNoneZ*)(orig & ~1);
+       LDKCResult_NoneNoneZ* orig_conv = (LDKCResult_NoneNoneZ*)untag_ptr(orig);
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = CResult_NoneNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKCounterpartyCommitmentSecrets o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = CounterpartyCommitmentSecrets_clone(&o_conv);
        LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
        *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
        *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* o_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(o & ~1);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* o_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ _res_conv = *(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CounterpartyCommitmentSecretsDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
        *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(arg & ~1);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyCommitmentSecretsDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)(orig & ~1);
+       LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
        *ret_conv = CResult_CounterpartyCommitmentSecretsDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
-       LDKSecretKey o_ref;
-       CHECK((*env)->GetArrayLength(env, o) == 32);
-       (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.bytes);
-       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
-       *ret_conv = CResult_SecretKeyErrorZ_ok(o_ref);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_java(env, e);
-       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
-       *ret_conv = CResult_SecretKeyErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_SecretKeyErrorZ* o_conv = (LDKCResult_SecretKeyErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_SecretKeyErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_SecretKeyErrorZ _res_conv = *(LDKCResult_SecretKeyErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_SecretKeyErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_SecretKeyErrorZ_clone_ptr(LDKCResult_SecretKeyErrorZ *NONNULL_PTR arg) {
-       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
-       *ret_conv = CResult_SecretKeyErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_SecretKeyErrorZ* arg_conv = (LDKCResult_SecretKeyErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_SecretKeyErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_SecretKeyErrorZ* orig_conv = (LDKCResult_SecretKeyErrorZ*)(orig & ~1);
-       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
-       *ret_conv = CResult_SecretKeyErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
-       LDKPublicKey o_ref;
-       CHECK((*env)->GetArrayLength(env, o) == 33);
-       (*env)->GetByteArrayRegion(env, o, 0, 33, o_ref.compressed_form);
-       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
-       *ret_conv = CResult_PublicKeyErrorZ_ok(o_ref);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_java(env, e);
-       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
-       *ret_conv = CResult_PublicKeyErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PublicKeyErrorZ* o_conv = (LDKCResult_PublicKeyErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_PublicKeyErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_PublicKeyErrorZ _res_conv = *(LDKCResult_PublicKeyErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_PublicKeyErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_PublicKeyErrorZ_clone_ptr(LDKCResult_PublicKeyErrorZ *NONNULL_PTR arg) {
-       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
-       *ret_conv = CResult_PublicKeyErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PublicKeyErrorZ* arg_conv = (LDKCResult_PublicKeyErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_PublicKeyErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PublicKeyErrorZ* orig_conv = (LDKCResult_PublicKeyErrorZ*)(orig & ~1);
-       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
-       *ret_conv = CResult_PublicKeyErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKTxCreationKeys o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = TxCreationKeys_clone(&o_conv);
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_TxCreationKeysDecodeErrorZ* o_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(o & ~1);
+       LDKCResult_TxCreationKeysDecodeErrorZ* o_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_TxCreationKeysDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TxCreationKeysDecodeErrorZ _res_conv = *(LDKCResult_TxCreationKeysDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_TxCreationKeysDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_TxCreationKeysDecodeErrorZ_clone_ptr(LDKCResult_TxCreationKeysDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_TxCreationKeysDecodeErrorZ_clone_ptr(LDKCResult_TxCreationKeysDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_TxCreationKeysDecodeErrorZ* arg_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(arg & ~1);
+       LDKCResult_TxCreationKeysDecodeErrorZ* arg_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_TxCreationKeysDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_TxCreationKeysDecodeErrorZ* orig_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)(orig & ~1);
+       LDKCResult_TxCreationKeysDecodeErrorZ* orig_conv = (LDKCResult_TxCreationKeysDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = CResult_TxCreationKeysDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelPublicKeys o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelPublicKeys_clone(&o_conv);
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelPublicKeysDecodeErrorZ* o_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelPublicKeysDecodeErrorZ* o_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelPublicKeysDecodeErrorZ _res_conv = *(LDKCResult_ChannelPublicKeysDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelPublicKeysDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(LDKCResult_ChannelPublicKeysDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(LDKCResult_ChannelPublicKeysDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelPublicKeysDecodeErrorZ* arg_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelPublicKeysDecodeErrorZ* arg_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelPublicKeysDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelPublicKeysDecodeErrorZ* orig_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelPublicKeysDecodeErrorZ* orig_conv = (LDKCResult_ChannelPublicKeysDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = CResult_ChannelPublicKeysDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKTxCreationKeys o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = TxCreationKeys_clone(&o_conv);
-       LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
-       *ret_conv = CResult_TxCreationKeysErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_java(env, e);
-       LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
-       *ret_conv = CResult_TxCreationKeysErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_TxCreationKeysErrorZ* o_conv = (LDKCResult_TxCreationKeysErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_TxCreationKeysErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_TxCreationKeysErrorZ _res_conv = *(LDKCResult_TxCreationKeysErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_TxCreationKeysErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_TxCreationKeysErrorZ_clone_ptr(LDKCResult_TxCreationKeysErrorZ *NONNULL_PTR arg) {
-       LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
-       *ret_conv = CResult_TxCreationKeysErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_TxCreationKeysErrorZ* arg_conv = (LDKCResult_TxCreationKeysErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_TxCreationKeysErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_TxCreationKeysErrorZ* orig_conv = (LDKCResult_TxCreationKeysErrorZ*)(orig & ~1);
-       LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
-       *ret_conv = CResult_TxCreationKeysErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u32Z_1some(JNIEnv *env, jclass clz, int32_t o) {
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_some(o);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u32Z_1none(JNIEnv *env, jclass clz) {
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1u32Z_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_u32Z _res_conv = *(LDKCOption_u32Z*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_u32Z_free(_res_conv);
 }
 
-static inline uintptr_t COption_u32Z_clone_ptr(LDKCOption_u32Z *NONNULL_PTR arg) {
+static inline uint64_t COption_u32Z_clone_ptr(LDKCOption_u32Z *NONNULL_PTR arg) {
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u32Z_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_u32Z* arg_conv = (LDKCOption_u32Z*)arg;
+       LDKCOption_u32Z* arg_conv = (LDKCOption_u32Z*)untag_ptr(arg);
        int64_t ret_conv = COption_u32Z_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u32Z_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_u32Z* orig_conv = (LDKCOption_u32Z*)orig;
+       LDKCOption_u32Z* orig_conv = (LDKCOption_u32Z*)untag_ptr(orig);
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = COption_u32Z_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKHTLCOutputInCommitment o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = HTLCOutputInCommitment_clone(&o_conv);
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* o_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(o & ~1);
+       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* o_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ _res_conv = *(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_HTLCOutputInCommitmentDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* arg_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(arg & ~1);
+       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* arg_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCOutputInCommitmentDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* orig_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)(orig & ~1);
+       LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* orig_conv = (LDKCResult_HTLCOutputInCommitmentDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = CResult_HTLCOutputInCommitmentDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_COption_1NoneZ_1some(JNIEnv *env, jclass clz) {
@@ -15375,112 +16253,110 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1NoneZ_1free(JNIEnv *e
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKCounterpartyChannelTransactionParameters o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = CounterpartyChannelTransactionParameters_clone(&o_conv);
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* o_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(o & ~1);
+       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* o_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ _res_conv = *(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
+       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyChannelTransactionParametersDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)(orig & ~1);
+       LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelTransactionParameters o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelTransactionParameters_clone(&o_conv);
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelTransactionParametersDecodeErrorZ* o_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelTransactionParametersDecodeErrorZ* o_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelTransactionParametersDecodeErrorZ _res_conv = *(LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelTransactionParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_ChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(LDKCResult_ChannelTransactionParametersDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelTransactionParametersDecodeErrorZ* arg_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelTransactionParametersDecodeErrorZ* arg_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTransactionParametersDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelTransactionParametersDecodeErrorZ* orig_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelTransactionParametersDecodeErrorZ* orig_conv = (LDKCResult_ChannelTransactionParametersDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CResult_ChannelTransactionParametersDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1SignatureZ_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
@@ -15502,230 +16378,229 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1SignatureZ_1free(JNIEnv
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKHolderCommitmentTransaction o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = HolderCommitmentTransaction_clone(&o_conv);
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(o & ~1);
+       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ _res_conv = *(LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_HolderCommitmentTransactionDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_HolderCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_HolderCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(arg & ~1);
+       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HolderCommitmentTransactionDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)(orig & ~1);
+       LDKCResult_HolderCommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_HolderCommitmentTransactionDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_HolderCommitmentTransactionDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKBuiltCommitmentTransaction o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = BuiltCommitmentTransaction_clone(&o_conv);
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(o & ~1);
+       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ _res_conv = *(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_BuiltCommitmentTransactionDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(arg & ~1);
+       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BuiltCommitmentTransactionDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)(orig & ~1);
+       LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_BuiltCommitmentTransactionDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_BuiltCommitmentTransactionDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedClosingTransactionNoneZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKTrustedClosingTransaction o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        // WARNING: we need a move here but no clone is available for LDKTrustedClosingTransaction
+       
        LDKCResult_TrustedClosingTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedClosingTransactionNoneZ), "LDKCResult_TrustedClosingTransactionNoneZ");
        *ret_conv = CResult_TrustedClosingTransactionNoneZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedClosingTransactionNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_TrustedClosingTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedClosingTransactionNoneZ), "LDKCResult_TrustedClosingTransactionNoneZ");
        *ret_conv = CResult_TrustedClosingTransactionNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedClosingTransactionNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_TrustedClosingTransactionNoneZ* o_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)(o & ~1);
+       LDKCResult_TrustedClosingTransactionNoneZ* o_conv = (LDKCResult_TrustedClosingTransactionNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_TrustedClosingTransactionNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedClosingTransactionNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TrustedClosingTransactionNoneZ _res_conv = *(LDKCResult_TrustedClosingTransactionNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_TrustedClosingTransactionNoneZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKCommitmentTransaction o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = CommitmentTransaction_clone(&o_conv);
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(o & ~1);
+       LDKCResult_CommitmentTransactionDecodeErrorZ* o_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CommitmentTransactionDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CommitmentTransactionDecodeErrorZ _res_conv = *(LDKCResult_CommitmentTransactionDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CommitmentTransactionDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_CommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(LDKCResult_CommitmentTransactionDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(arg & ~1);
+       LDKCResult_CommitmentTransactionDecodeErrorZ* arg_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CommitmentTransactionDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentTransactionDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)(orig & ~1);
+       LDKCResult_CommitmentTransactionDecodeErrorZ* orig_conv = (LDKCResult_CommitmentTransactionDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CResult_CommitmentTransactionDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedCommitmentTransactionNoneZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKTrustedCommitmentTransaction o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        // WARNING: we need a move here but no clone is available for LDKTrustedCommitmentTransaction
+       
        LDKCResult_TrustedCommitmentTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedCommitmentTransactionNoneZ), "LDKCResult_TrustedCommitmentTransactionNoneZ");
        *ret_conv = CResult_TrustedCommitmentTransactionNoneZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedCommitmentTransactionNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_TrustedCommitmentTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedCommitmentTransactionNoneZ), "LDKCResult_TrustedCommitmentTransactionNoneZ");
        *ret_conv = CResult_TrustedCommitmentTransactionNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedCommitmentTransactionNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_TrustedCommitmentTransactionNoneZ* o_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)(o & ~1);
+       LDKCResult_TrustedCommitmentTransactionNoneZ* o_conv = (LDKCResult_TrustedCommitmentTransactionNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_TrustedCommitmentTransactionNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TrustedCommitmentTransactionNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TrustedCommitmentTransactionNoneZ _res_conv = *(LDKCResult_TrustedCommitmentTransactionNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_TrustedCommitmentTransactionNoneZ_free(_res_conv);
 }
 
@@ -15745,277 +16620,652 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNo
        }
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_ok(o_constr);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CVec_SignatureZNoneZ* o_conv = (LDKCResult_CVec_SignatureZNoneZ*)(o & ~1);
+       LDKCResult_CVec_SignatureZNoneZ* o_conv = (LDKCResult_CVec_SignatureZNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CVec_SignatureZNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CVec_SignatureZNoneZ _res_conv = *(LDKCResult_CVec_SignatureZNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CVec_SignatureZNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CVec_SignatureZNoneZ_clone_ptr(LDKCResult_CVec_SignatureZNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CVec_SignatureZNoneZ_clone_ptr(LDKCResult_CVec_SignatureZNoneZ *NONNULL_PTR arg) {
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CVec_SignatureZNoneZ* arg_conv = (LDKCResult_CVec_SignatureZNoneZ*)(arg & ~1);
+       LDKCResult_CVec_SignatureZNoneZ* arg_conv = (LDKCResult_CVec_SignatureZNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CVec_SignatureZNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CVec_SignatureZNoneZ* orig_conv = (LDKCResult_CVec_SignatureZNoneZ*)(orig & ~1);
+       LDKCResult_CVec_SignatureZNoneZ* orig_conv = (LDKCResult_CVec_SignatureZNoneZ*)untag_ptr(orig);
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = CResult_CVec_SignatureZNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKShutdownScript o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ShutdownScript_clone(&o_conv);
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ShutdownScriptDecodeErrorZ* o_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(o & ~1);
+       LDKCResult_ShutdownScriptDecodeErrorZ* o_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ShutdownScriptDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ShutdownScriptDecodeErrorZ _res_conv = *(LDKCResult_ShutdownScriptDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ShutdownScriptDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ShutdownScriptDecodeErrorZ_clone_ptr(LDKCResult_ShutdownScriptDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ShutdownScriptDecodeErrorZ_clone_ptr(LDKCResult_ShutdownScriptDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ShutdownScriptDecodeErrorZ* arg_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ShutdownScriptDecodeErrorZ* arg_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ShutdownScriptDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ShutdownScriptDecodeErrorZ* orig_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ShutdownScriptDecodeErrorZ* orig_conv = (LDKCResult_ShutdownScriptDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = CResult_ShutdownScriptDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKShutdownScript o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ShutdownScript_clone(&o_conv);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1err(JNIEnv *env, jclass clz, int64_t e) {
        LDKInvalidShutdownScript e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
+       e_conv.inner = untag_ptr(e);
+       e_conv.is_owned = ptr_is_owned(e);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
        e_conv = InvalidShutdownScript_clone(&e_conv);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* o_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(o & ~1);
+       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* o_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ _res_conv = *(LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ShutdownScriptInvalidShutdownScriptZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(LDKCResult_ShutdownScriptInvalidShutdownScriptZ *NONNULL_PTR arg) {
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* arg_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(arg & ~1);
+       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* arg_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownScriptInvalidShutdownScriptZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* orig_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)(orig & ~1);
+       LDKCResult_ShutdownScriptInvalidShutdownScriptZ* orig_conv = (LDKCResult_ShutdownScriptInvalidShutdownScriptZ*)untag_ptr(orig);
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = CResult_ShutdownScriptInvalidShutdownScriptZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PublicKeyZ_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
+       LDKCVec_PublicKeyZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKPublicKey), "LDKCVec_PublicKeyZ Elements");
+       else
+               _res_constr.data = NULL;
+       for (size_t i = 0; i < _res_constr.datalen; i++) {
+               int8_tArray _res_conv_8 = (*env)->GetObjectArrayElement(env, _res, i);
+               LDKPublicKey _res_conv_8_ref;
+               CHECK((*env)->GetArrayLength(env, _res_conv_8) == 33);
+               (*env)->GetByteArrayRegion(env, _res_conv_8, 0, 33, _res_conv_8_ref.compressed_form);
+               _res_constr.data[i] = _res_conv_8_ref;
+       }
+       CVec_PublicKeyZ_free(_res_constr);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKBlindedPath o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = BlindedPath_clone(&o_conv);
+       LDKCResult_BlindedPathNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathNoneZ), "LDKCResult_BlindedPathNoneZ");
+       *ret_conv = CResult_BlindedPathNoneZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1err(JNIEnv *env, jclass clz) {
+       LDKCResult_BlindedPathNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathNoneZ), "LDKCResult_BlindedPathNoneZ");
+       *ret_conv = CResult_BlindedPathNoneZ_err();
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_BlindedPathNoneZ* o_conv = (LDKCResult_BlindedPathNoneZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_BlindedPathNoneZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_BlindedPathNoneZ _res_conv = *(LDKCResult_BlindedPathNoneZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_BlindedPathNoneZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_BlindedPathNoneZ_clone_ptr(LDKCResult_BlindedPathNoneZ *NONNULL_PTR arg) {
+       LDKCResult_BlindedPathNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathNoneZ), "LDKCResult_BlindedPathNoneZ");
+       *ret_conv = CResult_BlindedPathNoneZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_BlindedPathNoneZ* arg_conv = (LDKCResult_BlindedPathNoneZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_BlindedPathNoneZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_BlindedPathNoneZ* orig_conv = (LDKCResult_BlindedPathNoneZ*)untag_ptr(orig);
+       LDKCResult_BlindedPathNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathNoneZ), "LDKCResult_BlindedPathNoneZ");
+       *ret_conv = CResult_BlindedPathNoneZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKBlindedPath o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = BlindedPath_clone(&o_conv);
+       LDKCResult_BlindedPathDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathDecodeErrorZ), "LDKCResult_BlindedPathDecodeErrorZ");
+       *ret_conv = CResult_BlindedPathDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_BlindedPathDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathDecodeErrorZ), "LDKCResult_BlindedPathDecodeErrorZ");
+       *ret_conv = CResult_BlindedPathDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_BlindedPathDecodeErrorZ* o_conv = (LDKCResult_BlindedPathDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_BlindedPathDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_BlindedPathDecodeErrorZ _res_conv = *(LDKCResult_BlindedPathDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_BlindedPathDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_BlindedPathDecodeErrorZ_clone_ptr(LDKCResult_BlindedPathDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_BlindedPathDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathDecodeErrorZ), "LDKCResult_BlindedPathDecodeErrorZ");
+       *ret_conv = CResult_BlindedPathDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_BlindedPathDecodeErrorZ* arg_conv = (LDKCResult_BlindedPathDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_BlindedPathDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedPathDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_BlindedPathDecodeErrorZ* orig_conv = (LDKCResult_BlindedPathDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_BlindedPathDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathDecodeErrorZ), "LDKCResult_BlindedPathDecodeErrorZ");
+       *ret_conv = CResult_BlindedPathDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKBlindedHop o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = BlindedHop_clone(&o_conv);
+       LDKCResult_BlindedHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedHopDecodeErrorZ), "LDKCResult_BlindedHopDecodeErrorZ");
+       *ret_conv = CResult_BlindedHopDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_BlindedHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedHopDecodeErrorZ), "LDKCResult_BlindedHopDecodeErrorZ");
+       *ret_conv = CResult_BlindedHopDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_BlindedHopDecodeErrorZ* o_conv = (LDKCResult_BlindedHopDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_BlindedHopDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_BlindedHopDecodeErrorZ _res_conv = *(LDKCResult_BlindedHopDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_BlindedHopDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_BlindedHopDecodeErrorZ_clone_ptr(LDKCResult_BlindedHopDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_BlindedHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedHopDecodeErrorZ), "LDKCResult_BlindedHopDecodeErrorZ");
+       *ret_conv = CResult_BlindedHopDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_BlindedHopDecodeErrorZ* arg_conv = (LDKCResult_BlindedHopDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_BlindedHopDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1BlindedHopDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_BlindedHopDecodeErrorZ* orig_conv = (LDKCResult_BlindedHopDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_BlindedHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedHopDecodeErrorZ), "LDKCResult_BlindedHopDecodeErrorZ");
+       *ret_conv = CResult_BlindedHopDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1WriteableScoreZ_1some(JNIEnv *env, jclass clz, int64_t o) {
+       void* o_ptr = untag_ptr(o);
+       CHECK_ACCESS(o_ptr);
+       LDKWriteableScore o_conv = *(LDKWriteableScore*)(o_ptr);
+       if (o_conv.free == LDKWriteableScore_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKWriteableScore_JCalls_cloned(&o_conv);
+       }
+       LDKCOption_WriteableScoreZ *ret_copy = MALLOC(sizeof(LDKCOption_WriteableScoreZ), "LDKCOption_WriteableScoreZ");
+       *ret_copy = COption_WriteableScoreZ_some(o_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1WriteableScoreZ_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_WriteableScoreZ *ret_copy = MALLOC(sizeof(LDKCOption_WriteableScoreZ), "LDKCOption_WriteableScoreZ");
+       *ret_copy = COption_WriteableScoreZ_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1WriteableScoreZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_WriteableScoreZ _res_conv = *(LDKCOption_WriteableScoreZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_WriteableScoreZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1ok(JNIEnv *env, jclass clz) {
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = CResult_NoneErrorZ_ok();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
        LDKIOError e_conv = LDKIOError_from_java(env, e);
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = CResult_NoneErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NoneErrorZ* o_conv = (LDKCResult_NoneErrorZ*)(o & ~1);
+       LDKCResult_NoneErrorZ* o_conv = (LDKCResult_NoneErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NoneErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneErrorZ _res_conv = *(LDKCResult_NoneErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NoneErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NoneErrorZ_clone_ptr(LDKCResult_NoneErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NoneErrorZ_clone_ptr(LDKCResult_NoneErrorZ *NONNULL_PTR arg) {
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = CResult_NoneErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NoneErrorZ* arg_conv = (LDKCResult_NoneErrorZ*)(arg & ~1);
+       LDKCResult_NoneErrorZ* arg_conv = (LDKCResult_NoneErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NoneErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NoneErrorZ* orig_conv = (LDKCResult_NoneErrorZ*)(orig & ~1);
+       LDKCResult_NoneErrorZ* orig_conv = (LDKCResult_NoneErrorZ*)untag_ptr(orig);
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = CResult_NoneErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ChannelDetailsZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
+       LDKCVec_ChannelDetailsZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
+       else
+               _res_constr.data = NULL;
+       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
+       for (size_t q = 0; q < _res_constr.datalen; q++) {
+               int64_t _res_conv_16 = _res_vals[q];
+               LDKChannelDetails _res_conv_16_conv;
+               _res_conv_16_conv.inner = untag_ptr(_res_conv_16);
+               _res_conv_16_conv.is_owned = ptr_is_owned(_res_conv_16);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_16_conv);
+               _res_constr.data[q] = _res_conv_16_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
+       CVec_ChannelDetailsZ_free(_res_constr);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKRoute o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = Route_clone(&o_conv);
+       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
+       *ret_conv = CResult_RouteLightningErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       LDKLightningError e_conv;
+       e_conv.inner = untag_ptr(e);
+       e_conv.is_owned = ptr_is_owned(e);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = LightningError_clone(&e_conv);
+       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
+       *ret_conv = CResult_RouteLightningErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_RouteLightningErrorZ* o_conv = (LDKCResult_RouteLightningErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_RouteLightningErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_RouteLightningErrorZ _res_conv = *(LDKCResult_RouteLightningErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_RouteLightningErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_RouteLightningErrorZ_clone_ptr(LDKCResult_RouteLightningErrorZ *NONNULL_PTR arg) {
+       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
+       *ret_conv = CResult_RouteLightningErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_RouteLightningErrorZ* arg_conv = (LDKCResult_RouteLightningErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_RouteLightningErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_RouteLightningErrorZ* orig_conv = (LDKCResult_RouteLightningErrorZ*)untag_ptr(orig);
+       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
+       *ret_conv = CResult_RouteLightningErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHopZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
+       LDKCVec_RouteHopZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
+       else
+               _res_constr.data = NULL;
+       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
+       for (size_t k = 0; k < _res_constr.datalen; k++) {
+               int64_t _res_conv_10 = _res_vals[k];
+               LDKRouteHop _res_conv_10_conv;
+               _res_conv_10_conv.inner = untag_ptr(_res_conv_10);
+               _res_conv_10_conv.is_owned = ptr_is_owned(_res_conv_10);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_10_conv);
+               _res_constr.data[k] = _res_conv_10_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
+       CVec_RouteHopZ_free(_res_constr);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1some(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
+       *ret_copy = COption_u64Z_some(o);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
+       *ret_copy = COption_u64Z_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_u64Z _res_conv = *(LDKCOption_u64Z*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_u64Z_free(_res_conv);
+}
+
+static inline uint64_t COption_u64Z_clone_ptr(LDKCOption_u64Z *NONNULL_PTR arg) {
+       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
+       *ret_copy = COption_u64Z_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCOption_u64Z* arg_conv = (LDKCOption_u64Z*)untag_ptr(arg);
+       int64_t ret_conv = COption_u64Z_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCOption_u64Z* orig_conv = (LDKCOption_u64Z*)untag_ptr(orig);
+       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
+       *ret_copy = COption_u64Z_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKInFlightHtlcs o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = InFlightHtlcs_clone(&o_conv);
+       LDKCResult_InFlightHtlcsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InFlightHtlcsDecodeErrorZ), "LDKCResult_InFlightHtlcsDecodeErrorZ");
+       *ret_conv = CResult_InFlightHtlcsDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_InFlightHtlcsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InFlightHtlcsDecodeErrorZ), "LDKCResult_InFlightHtlcsDecodeErrorZ");
+       *ret_conv = CResult_InFlightHtlcsDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_InFlightHtlcsDecodeErrorZ* o_conv = (LDKCResult_InFlightHtlcsDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_InFlightHtlcsDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_InFlightHtlcsDecodeErrorZ _res_conv = *(LDKCResult_InFlightHtlcsDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_InFlightHtlcsDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_InFlightHtlcsDecodeErrorZ_clone_ptr(LDKCResult_InFlightHtlcsDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_InFlightHtlcsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InFlightHtlcsDecodeErrorZ), "LDKCResult_InFlightHtlcsDecodeErrorZ");
+       *ret_conv = CResult_InFlightHtlcsDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_InFlightHtlcsDecodeErrorZ* arg_conv = (LDKCResult_InFlightHtlcsDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_InFlightHtlcsDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InFlightHtlcsDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_InFlightHtlcsDecodeErrorZ* orig_conv = (LDKCResult_InFlightHtlcsDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_InFlightHtlcsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InFlightHtlcsDecodeErrorZ), "LDKCResult_InFlightHtlcsDecodeErrorZ");
+       *ret_conv = CResult_InFlightHtlcsDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKRouteHop o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = RouteHop_clone(&o_conv);
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RouteHopDecodeErrorZ* o_conv = (LDKCResult_RouteHopDecodeErrorZ*)(o & ~1);
+       LDKCResult_RouteHopDecodeErrorZ* o_conv = (LDKCResult_RouteHopDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RouteHopDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteHopDecodeErrorZ _res_conv = *(LDKCResult_RouteHopDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RouteHopDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RouteHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RouteHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHopDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RouteHopDecodeErrorZ* arg_conv = (LDKCResult_RouteHopDecodeErrorZ*)(arg & ~1);
+       LDKCResult_RouteHopDecodeErrorZ* arg_conv = (LDKCResult_RouteHopDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RouteHopDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHopDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RouteHopDecodeErrorZ* orig_conv = (LDKCResult_RouteHopDecodeErrorZ*)(orig & ~1);
+       LDKCResult_RouteHopDecodeErrorZ* orig_conv = (LDKCResult_RouteHopDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = CResult_RouteHopDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHopZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
-       LDKCVec_RouteHopZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKRouteHop), "LDKCVec_RouteHopZ Elements");
-       else
-               _res_constr.data = NULL;
-       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
-       for (size_t k = 0; k < _res_constr.datalen; k++) {
-               int64_t _res_conv_10 = _res_vals[k];
-               LDKRouteHop _res_conv_10_conv;
-               _res_conv_10_conv.inner = (void*)(_res_conv_10 & (~1));
-               _res_conv_10_conv.is_owned = (_res_conv_10 & 1) || (_res_conv_10 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_10_conv);
-               _res_constr.data[k] = _res_conv_10_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
-       CVec_RouteHopZ_free(_res_constr);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1CVec_1RouteHopZZ_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
@@ -16037,8 +17287,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1CVec_1RouteHopZZ_1free(J
                for (size_t k = 0; k < _res_conv_12_constr.datalen; k++) {
                        int64_t _res_conv_12_conv_10 = _res_conv_12_vals[k];
                        LDKRouteHop _res_conv_12_conv_10_conv;
-                       _res_conv_12_conv_10_conv.inner = (void*)(_res_conv_12_conv_10 & (~1));
-                       _res_conv_12_conv_10_conv.is_owned = (_res_conv_12_conv_10 & 1) || (_res_conv_12_conv_10 == 0);
+                       _res_conv_12_conv_10_conv.inner = untag_ptr(_res_conv_12_conv_10);
+                       _res_conv_12_conv_10_conv.is_owned = ptr_is_owned(_res_conv_12_conv_10);
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_12_conv_10_conv);
                        _res_conv_12_constr.data[k] = _res_conv_12_conv_10_conv;
                }
@@ -16050,112 +17300,110 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1CVec_1RouteHopZZ_1free(J
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKRoute o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = Route_clone(&o_conv);
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RouteDecodeErrorZ* o_conv = (LDKCResult_RouteDecodeErrorZ*)(o & ~1);
+       LDKCResult_RouteDecodeErrorZ* o_conv = (LDKCResult_RouteDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RouteDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteDecodeErrorZ _res_conv = *(LDKCResult_RouteDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RouteDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RouteDecodeErrorZ_clone_ptr(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RouteDecodeErrorZ_clone_ptr(LDKCResult_RouteDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RouteDecodeErrorZ* arg_conv = (LDKCResult_RouteDecodeErrorZ*)(arg & ~1);
+       LDKCResult_RouteDecodeErrorZ* arg_conv = (LDKCResult_RouteDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RouteDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RouteDecodeErrorZ* orig_conv = (LDKCResult_RouteDecodeErrorZ*)(orig & ~1);
+       LDKCResult_RouteDecodeErrorZ* orig_conv = (LDKCResult_RouteDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = CResult_RouteDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKRouteParameters o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = RouteParameters_clone(&o_conv);
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RouteParametersDecodeErrorZ* o_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(o & ~1);
+       LDKCResult_RouteParametersDecodeErrorZ* o_conv = (LDKCResult_RouteParametersDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RouteParametersDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteParametersDecodeErrorZ _res_conv = *(LDKCResult_RouteParametersDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RouteParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RouteParametersDecodeErrorZ_clone_ptr(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RouteParametersDecodeErrorZ_clone_ptr(LDKCResult_RouteParametersDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RouteParametersDecodeErrorZ* arg_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(arg & ~1);
+       LDKCResult_RouteParametersDecodeErrorZ* arg_conv = (LDKCResult_RouteParametersDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RouteParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteParametersDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RouteParametersDecodeErrorZ* orig_conv = (LDKCResult_RouteParametersDecodeErrorZ*)(orig & ~1);
+       LDKCResult_RouteParametersDecodeErrorZ* orig_conv = (LDKCResult_RouteParametersDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = CResult_RouteParametersDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHintZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -16169,8 +17417,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHintZ_1free(JNIEnv
        for (size_t l = 0; l < _res_constr.datalen; l++) {
                int64_t _res_conv_11 = _res_vals[l];
                LDKRouteHint _res_conv_11_conv;
-               _res_conv_11_conv.inner = (void*)(_res_conv_11 & (~1));
-               _res_conv_11_conv.is_owned = (_res_conv_11 & 1) || (_res_conv_11 == 0);
+               _res_conv_11_conv.inner = untag_ptr(_res_conv_11);
+               _res_conv_11_conv.is_owned = ptr_is_owned(_res_conv_11);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_11_conv);
                _res_constr.data[l] = _res_conv_11_conv;
        }
@@ -16178,49 +17426,6 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHintZ_1free(JNIEnv
        CVec_RouteHintZ_free(_res_constr);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1some(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
-       *ret_copy = COption_u64Z_some(o);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1none(JNIEnv *env, jclass clz) {
-       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
-       *ret_copy = COption_u64Z_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCOption_u64Z _res_conv = *(LDKCOption_u64Z*)(_res_ptr);
-       FREE((void*)_res);
-       COption_u64Z_free(_res_conv);
-}
-
-static inline uintptr_t COption_u64Z_clone_ptr(LDKCOption_u64Z *NONNULL_PTR arg) {
-       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
-       *ret_copy = COption_u64Z_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_u64Z* arg_conv = (LDKCOption_u64Z*)arg;
-       int64_t ret_conv = COption_u64Z_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u64Z_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_u64Z* orig_conv = (LDKCOption_u64Z*)orig;
-       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
-       *ret_copy = COption_u64Z_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1u64Z_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
        LDKCVec_u64Z _res_constr;
        _res_constr.datalen = (*env)->GetArrayLength(env, _res);
@@ -16239,57 +17444,56 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1u64Z_1free(JNIEnv *env,
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKPaymentParameters o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = PaymentParameters_clone(&o_conv);
        LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
        *ret_conv = CResult_PaymentParametersDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
        *ret_conv = CResult_PaymentParametersDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PaymentParametersDecodeErrorZ* o_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(o & ~1);
+       LDKCResult_PaymentParametersDecodeErrorZ* o_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PaymentParametersDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentParametersDecodeErrorZ _res_conv = *(LDKCResult_PaymentParametersDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PaymentParametersDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PaymentParametersDecodeErrorZ_clone_ptr(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PaymentParametersDecodeErrorZ_clone_ptr(LDKCResult_PaymentParametersDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
        *ret_conv = CResult_PaymentParametersDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PaymentParametersDecodeErrorZ* arg_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(arg & ~1);
+       LDKCResult_PaymentParametersDecodeErrorZ* arg_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PaymentParametersDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentParametersDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PaymentParametersDecodeErrorZ* orig_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)(orig & ~1);
+       LDKCResult_PaymentParametersDecodeErrorZ* orig_conv = (LDKCResult_PaymentParametersDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
        *ret_conv = CResult_PaymentParametersDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHintHopZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -16303,8 +17507,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHintHopZ_1free(JNIE
        for (size_t o = 0; o < _res_constr.datalen; o++) {
                int64_t _res_conv_14 = _res_vals[o];
                LDKRouteHintHop _res_conv_14_conv;
-               _res_conv_14_conv.inner = (void*)(_res_conv_14 & (~1));
-               _res_conv_14_conv.is_owned = (_res_conv_14 & 1) || (_res_conv_14 == 0);
+               _res_conv_14_conv.inner = untag_ptr(_res_conv_14);
+               _res_conv_14_conv.is_owned = ptr_is_owned(_res_conv_14);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_14_conv);
                _res_constr.data[o] = _res_conv_14_conv;
        }
@@ -16314,506 +17518,455 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHintHopZ_1free(JNIE
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKRouteHint o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = RouteHint_clone(&o_conv);
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RouteHintDecodeErrorZ* o_conv = (LDKCResult_RouteHintDecodeErrorZ*)(o & ~1);
+       LDKCResult_RouteHintDecodeErrorZ* o_conv = (LDKCResult_RouteHintDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RouteHintDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteHintDecodeErrorZ _res_conv = *(LDKCResult_RouteHintDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RouteHintDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RouteHintDecodeErrorZ_clone_ptr(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RouteHintDecodeErrorZ_clone_ptr(LDKCResult_RouteHintDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RouteHintDecodeErrorZ* arg_conv = (LDKCResult_RouteHintDecodeErrorZ*)(arg & ~1);
+       LDKCResult_RouteHintDecodeErrorZ* arg_conv = (LDKCResult_RouteHintDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RouteHintDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RouteHintDecodeErrorZ* orig_conv = (LDKCResult_RouteHintDecodeErrorZ*)(orig & ~1);
+       LDKCResult_RouteHintDecodeErrorZ* orig_conv = (LDKCResult_RouteHintDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = CResult_RouteHintDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKRouteHintHop o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = RouteHintHop_clone(&o_conv);
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RouteHintHopDecodeErrorZ* o_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(o & ~1);
+       LDKCResult_RouteHintHopDecodeErrorZ* o_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RouteHintHopDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RouteHintHopDecodeErrorZ _res_conv = *(LDKCResult_RouteHintHopDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RouteHintHopDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RouteHintHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RouteHintHopDecodeErrorZ_clone_ptr(LDKCResult_RouteHintHopDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RouteHintHopDecodeErrorZ* arg_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(arg & ~1);
+       LDKCResult_RouteHintHopDecodeErrorZ* arg_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RouteHintHopDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteHintHopDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RouteHintHopDecodeErrorZ* orig_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)(orig & ~1);
+       LDKCResult_RouteHintHopDecodeErrorZ* orig_conv = (LDKCResult_RouteHintHopDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = CResult_RouteHintHopDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ChannelDetailsZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
-       LDKCVec_ChannelDetailsZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKChannelDetails), "LDKCVec_ChannelDetailsZ Elements");
-       else
-               _res_constr.data = NULL;
-       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
-       for (size_t q = 0; q < _res_constr.datalen; q++) {
-               int64_t _res_conv_16 = _res_vals[q];
-               LDKChannelDetails _res_conv_16_conv;
-               _res_conv_16_conv.inner = (void*)(_res_conv_16 & (~1));
-               _res_conv_16_conv.is_owned = (_res_conv_16 & 1) || (_res_conv_16 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_16_conv);
-               _res_constr.data[q] = _res_conv_16_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
-       CVec_ChannelDetailsZ_free(_res_constr);
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKRoute o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = Route_clone(&o_conv);
-       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
-       *ret_conv = CResult_RouteLightningErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKLightningError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = LightningError_clone(&e_conv);
-       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
-       *ret_conv = CResult_RouteLightningErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RouteLightningErrorZ* o_conv = (LDKCResult_RouteLightningErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_RouteLightningErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_RouteLightningErrorZ _res_conv = *(LDKCResult_RouteLightningErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_RouteLightningErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_RouteLightningErrorZ_clone_ptr(LDKCResult_RouteLightningErrorZ *NONNULL_PTR arg) {
-       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
-       *ret_conv = CResult_RouteLightningErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RouteLightningErrorZ* arg_conv = (LDKCResult_RouteLightningErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_RouteLightningErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RouteLightningErrorZ* orig_conv = (LDKCResult_RouteLightningErrorZ*)(orig & ~1);
-       LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
-       *ret_conv = CResult_RouteLightningErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PublicKeyZ_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
-       LDKCVec_PublicKeyZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKPublicKey), "LDKCVec_PublicKeyZ Elements");
-       else
-               _res_constr.data = NULL;
-       for (size_t i = 0; i < _res_constr.datalen; i++) {
-               int8_tArray _res_conv_8 = (*env)->GetObjectArrayElement(env, _res, i);
-               LDKPublicKey _res_conv_8_ref;
-               CHECK((*env)->GetArrayLength(env, _res_conv_8) == 33);
-               (*env)->GetByteArrayRegion(env, _res_conv_8, 0, 33, _res_conv_8_ref.compressed_form);
-               _res_constr.data[i] = _res_conv_8_ref;
-       }
-       CVec_PublicKeyZ_free(_res_constr);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKPaymentPurpose o_conv = *(LDKPaymentPurpose*)(o_ptr);
-       o_conv = PaymentPurpose_clone((LDKPaymentPurpose*)(((uintptr_t)o) & ~1));
+       o_conv = PaymentPurpose_clone((LDKPaymentPurpose*)untag_ptr(o));
        LDKCResult_PaymentPurposeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPurposeDecodeErrorZ), "LDKCResult_PaymentPurposeDecodeErrorZ");
        *ret_conv = CResult_PaymentPurposeDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_PaymentPurposeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPurposeDecodeErrorZ), "LDKCResult_PaymentPurposeDecodeErrorZ");
        *ret_conv = CResult_PaymentPurposeDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PaymentPurposeDecodeErrorZ* o_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)(o & ~1);
+       LDKCResult_PaymentPurposeDecodeErrorZ* o_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PaymentPurposeDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentPurposeDecodeErrorZ _res_conv = *(LDKCResult_PaymentPurposeDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PaymentPurposeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PaymentPurposeDecodeErrorZ_clone_ptr(LDKCResult_PaymentPurposeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PaymentPurposeDecodeErrorZ_clone_ptr(LDKCResult_PaymentPurposeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentPurposeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPurposeDecodeErrorZ), "LDKCResult_PaymentPurposeDecodeErrorZ");
        *ret_conv = CResult_PaymentPurposeDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PaymentPurposeDecodeErrorZ* arg_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)(arg & ~1);
+       LDKCResult_PaymentPurposeDecodeErrorZ* arg_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PaymentPurposeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPurposeDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PaymentPurposeDecodeErrorZ* orig_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)(orig & ~1);
+       LDKCResult_PaymentPurposeDecodeErrorZ* orig_conv = (LDKCResult_PaymentPurposeDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_PaymentPurposeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPurposeDecodeErrorZ), "LDKCResult_PaymentPurposeDecodeErrorZ");
        *ret_conv = CResult_PaymentPurposeDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1ClosureReasonZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKClosureReason o_conv = *(LDKClosureReason*)(o_ptr);
-       o_conv = ClosureReason_clone((LDKClosureReason*)(((uintptr_t)o) & ~1));
+       o_conv = ClosureReason_clone((LDKClosureReason*)untag_ptr(o));
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1ClosureReasonZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1ClosureReasonZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_ClosureReasonZ _res_conv = *(LDKCOption_ClosureReasonZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_ClosureReasonZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_ClosureReasonZ_clone_ptr(LDKCOption_ClosureReasonZ *NONNULL_PTR arg) {
+static inline uint64_t COption_ClosureReasonZ_clone_ptr(LDKCOption_ClosureReasonZ *NONNULL_PTR arg) {
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1ClosureReasonZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_ClosureReasonZ* arg_conv = (LDKCOption_ClosureReasonZ*)arg;
+       LDKCOption_ClosureReasonZ* arg_conv = (LDKCOption_ClosureReasonZ*)untag_ptr(arg);
        int64_t ret_conv = COption_ClosureReasonZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1ClosureReasonZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_ClosureReasonZ* orig_conv = (LDKCOption_ClosureReasonZ*)orig;
+       LDKCOption_ClosureReasonZ* orig_conv = (LDKCOption_ClosureReasonZ*)untag_ptr(orig);
        LDKCOption_ClosureReasonZ *ret_copy = MALLOC(sizeof(LDKCOption_ClosureReasonZ), "LDKCOption_ClosureReasonZ");
        *ret_copy = COption_ClosureReasonZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKCOption_ClosureReasonZ o_conv = *(LDKCOption_ClosureReasonZ*)(o_ptr);
-       o_conv = COption_ClosureReasonZ_clone((LDKCOption_ClosureReasonZ*)(((uintptr_t)o) & ~1));
+       o_conv = COption_ClosureReasonZ_clone((LDKCOption_ClosureReasonZ*)untag_ptr(o));
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_COption_ClosureReasonZDecodeErrorZ* o_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(o & ~1);
+       LDKCResult_COption_ClosureReasonZDecodeErrorZ* o_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_ClosureReasonZDecodeErrorZ _res_conv = *(LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_COption_ClosureReasonZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(LDKCResult_COption_ClosureReasonZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(LDKCResult_COption_ClosureReasonZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_COption_ClosureReasonZDecodeErrorZ* arg_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(arg & ~1);
+       LDKCResult_COption_ClosureReasonZDecodeErrorZ* arg_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1ClosureReasonZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_COption_ClosureReasonZDecodeErrorZ* orig_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)(orig & ~1);
+       LDKCResult_COption_ClosureReasonZDecodeErrorZ* orig_conv = (LDKCResult_COption_ClosureReasonZDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = CResult_COption_ClosureReasonZDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1HTLCDestinationZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKHTLCDestination o_conv = *(LDKHTLCDestination*)(o_ptr);
-       o_conv = HTLCDestination_clone((LDKHTLCDestination*)(((uintptr_t)o) & ~1));
+       o_conv = HTLCDestination_clone((LDKHTLCDestination*)untag_ptr(o));
        LDKCOption_HTLCDestinationZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCDestinationZ), "LDKCOption_HTLCDestinationZ");
        *ret_copy = COption_HTLCDestinationZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1HTLCDestinationZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_HTLCDestinationZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCDestinationZ), "LDKCOption_HTLCDestinationZ");
        *ret_copy = COption_HTLCDestinationZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1HTLCDestinationZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_HTLCDestinationZ _res_conv = *(LDKCOption_HTLCDestinationZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_HTLCDestinationZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_HTLCDestinationZ_clone_ptr(LDKCOption_HTLCDestinationZ *NONNULL_PTR arg) {
+static inline uint64_t COption_HTLCDestinationZ_clone_ptr(LDKCOption_HTLCDestinationZ *NONNULL_PTR arg) {
        LDKCOption_HTLCDestinationZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCDestinationZ), "LDKCOption_HTLCDestinationZ");
        *ret_copy = COption_HTLCDestinationZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1HTLCDestinationZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_HTLCDestinationZ* arg_conv = (LDKCOption_HTLCDestinationZ*)arg;
+       LDKCOption_HTLCDestinationZ* arg_conv = (LDKCOption_HTLCDestinationZ*)untag_ptr(arg);
        int64_t ret_conv = COption_HTLCDestinationZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1HTLCDestinationZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_HTLCDestinationZ* orig_conv = (LDKCOption_HTLCDestinationZ*)orig;
+       LDKCOption_HTLCDestinationZ* orig_conv = (LDKCOption_HTLCDestinationZ*)untag_ptr(orig);
        LDKCOption_HTLCDestinationZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCDestinationZ), "LDKCOption_HTLCDestinationZ");
        *ret_copy = COption_HTLCDestinationZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKCOption_HTLCDestinationZ o_conv = *(LDKCOption_HTLCDestinationZ*)(o_ptr);
-       o_conv = COption_HTLCDestinationZ_clone((LDKCOption_HTLCDestinationZ*)(((uintptr_t)o) & ~1));
+       o_conv = COption_HTLCDestinationZ_clone((LDKCOption_HTLCDestinationZ*)untag_ptr(o));
        LDKCResult_COption_HTLCDestinationZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_HTLCDestinationZDecodeErrorZ), "LDKCResult_COption_HTLCDestinationZDecodeErrorZ");
        *ret_conv = CResult_COption_HTLCDestinationZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_COption_HTLCDestinationZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_HTLCDestinationZDecodeErrorZ), "LDKCResult_COption_HTLCDestinationZDecodeErrorZ");
        *ret_conv = CResult_COption_HTLCDestinationZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* o_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)(o & ~1);
+       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* o_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_COption_HTLCDestinationZDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_HTLCDestinationZDecodeErrorZ _res_conv = *(LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_COption_HTLCDestinationZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_COption_HTLCDestinationZDecodeErrorZ_clone_ptr(LDKCResult_COption_HTLCDestinationZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_COption_HTLCDestinationZDecodeErrorZ_clone_ptr(LDKCResult_COption_HTLCDestinationZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_HTLCDestinationZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_HTLCDestinationZDecodeErrorZ), "LDKCResult_COption_HTLCDestinationZDecodeErrorZ");
        *ret_conv = CResult_COption_HTLCDestinationZDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* arg_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)(arg & ~1);
+       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* arg_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_COption_HTLCDestinationZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1HTLCDestinationZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* orig_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)(orig & ~1);
+       LDKCResult_COption_HTLCDestinationZDecodeErrorZ* orig_conv = (LDKCResult_COption_HTLCDestinationZDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_COption_HTLCDestinationZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_HTLCDestinationZDecodeErrorZ), "LDKCResult_COption_HTLCDestinationZDecodeErrorZ");
        *ret_conv = CResult_COption_HTLCDestinationZDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u128Z_1some(JNIEnv *env, jclass clz, int8_tArray o) {
+       LDKU128 o_ref;
+       CHECK((*env)->GetArrayLength(env, o) == 16);
+       (*env)->GetByteArrayRegion(env, o, 0, 16, o_ref.le_bytes);
+       LDKCOption_u128Z *ret_copy = MALLOC(sizeof(LDKCOption_u128Z), "LDKCOption_u128Z");
+       *ret_copy = COption_u128Z_some(o_ref);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u128Z_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_u128Z *ret_copy = MALLOC(sizeof(LDKCOption_u128Z), "LDKCOption_u128Z");
+       *ret_copy = COption_u128Z_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1u128Z_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_u128Z _res_conv = *(LDKCOption_u128Z*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_u128Z_free(_res_conv);
+}
+
+static inline uint64_t COption_u128Z_clone_ptr(LDKCOption_u128Z *NONNULL_PTR arg) {
+       LDKCOption_u128Z *ret_copy = MALLOC(sizeof(LDKCOption_u128Z), "LDKCOption_u128Z");
+       *ret_copy = COption_u128Z_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u128Z_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCOption_u128Z* arg_conv = (LDKCOption_u128Z*)untag_ptr(arg);
+       int64_t ret_conv = COption_u128Z_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u128Z_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCOption_u128Z* orig_conv = (LDKCOption_u128Z*)untag_ptr(orig);
+       LDKCOption_u128Z *ret_copy = MALLOC(sizeof(LDKCOption_u128Z), "LDKCOption_u128Z");
+       *ret_copy = COption_u128Z_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetworkUpdateZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKNetworkUpdate o_conv = *(LDKNetworkUpdate*)(o_ptr);
-       o_conv = NetworkUpdate_clone((LDKNetworkUpdate*)(((uintptr_t)o) & ~1));
+       o_conv = NetworkUpdate_clone((LDKNetworkUpdate*)untag_ptr(o));
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetworkUpdateZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1NetworkUpdateZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_NetworkUpdateZ _res_conv = *(LDKCOption_NetworkUpdateZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_NetworkUpdateZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_NetworkUpdateZ_clone_ptr(LDKCOption_NetworkUpdateZ *NONNULL_PTR arg) {
+static inline uint64_t COption_NetworkUpdateZ_clone_ptr(LDKCOption_NetworkUpdateZ *NONNULL_PTR arg) {
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetworkUpdateZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_NetworkUpdateZ* arg_conv = (LDKCOption_NetworkUpdateZ*)arg;
+       LDKCOption_NetworkUpdateZ* arg_conv = (LDKCOption_NetworkUpdateZ*)untag_ptr(arg);
        int64_t ret_conv = COption_NetworkUpdateZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetworkUpdateZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_NetworkUpdateZ* orig_conv = (LDKCOption_NetworkUpdateZ*)orig;
+       LDKCOption_NetworkUpdateZ* orig_conv = (LDKCOption_NetworkUpdateZ*)untag_ptr(orig);
        LDKCOption_NetworkUpdateZ *ret_copy = MALLOC(sizeof(LDKCOption_NetworkUpdateZ), "LDKCOption_NetworkUpdateZ");
        *ret_copy = COption_NetworkUpdateZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -16827,10 +17980,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1SpendableOutputDescripto
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t b = 0; b < _res_constr.datalen; b++) {
                int64_t _res_conv_27 = _res_vals[b];
-               void* _res_conv_27_ptr = (void*)(((uintptr_t)_res_conv_27) & ~1);
+               void* _res_conv_27_ptr = untag_ptr(_res_conv_27);
                CHECK_ACCESS(_res_conv_27_ptr);
                LDKSpendableOutputDescriptor _res_conv_27_conv = *(LDKSpendableOutputDescriptor*)(_res_conv_27_ptr);
-               FREE((void*)_res_conv_27);
+               FREE(untag_ptr(_res_conv_27));
                _res_constr.data[b] = _res_conv_27_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -16838,104 +17991,103 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1SpendableOutputDescripto
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1EventZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKEvent o_conv = *(LDKEvent*)(o_ptr);
-       o_conv = Event_clone((LDKEvent*)(((uintptr_t)o) & ~1));
+       o_conv = Event_clone((LDKEvent*)untag_ptr(o));
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1EventZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1EventZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_EventZ _res_conv = *(LDKCOption_EventZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_EventZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_EventZ_clone_ptr(LDKCOption_EventZ *NONNULL_PTR arg) {
+static inline uint64_t COption_EventZ_clone_ptr(LDKCOption_EventZ *NONNULL_PTR arg) {
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1EventZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_EventZ* arg_conv = (LDKCOption_EventZ*)arg;
+       LDKCOption_EventZ* arg_conv = (LDKCOption_EventZ*)untag_ptr(arg);
        int64_t ret_conv = COption_EventZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1EventZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_EventZ* orig_conv = (LDKCOption_EventZ*)orig;
+       LDKCOption_EventZ* orig_conv = (LDKCOption_EventZ*)untag_ptr(orig);
        LDKCOption_EventZ *ret_copy = MALLOC(sizeof(LDKCOption_EventZ), "LDKCOption_EventZ");
        *ret_copy = COption_EventZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKCOption_EventZ o_conv = *(LDKCOption_EventZ*)(o_ptr);
-       o_conv = COption_EventZ_clone((LDKCOption_EventZ*)(((uintptr_t)o) & ~1));
+       o_conv = COption_EventZ_clone((LDKCOption_EventZ*)untag_ptr(o));
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_COption_EventZDecodeErrorZ* o_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(o & ~1);
+       LDKCResult_COption_EventZDecodeErrorZ* o_conv = (LDKCResult_COption_EventZDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_COption_EventZDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_EventZDecodeErrorZ _res_conv = *(LDKCResult_COption_EventZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_COption_EventZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_COption_EventZDecodeErrorZ_clone_ptr(LDKCResult_COption_EventZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_COption_EventZDecodeErrorZ_clone_ptr(LDKCResult_COption_EventZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_COption_EventZDecodeErrorZ* arg_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(arg & ~1);
+       LDKCResult_COption_EventZDecodeErrorZ* arg_conv = (LDKCResult_COption_EventZDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_COption_EventZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1EventZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_COption_EventZDecodeErrorZ* orig_conv = (LDKCResult_COption_EventZDecodeErrorZ*)(orig & ~1);
+       LDKCResult_COption_EventZDecodeErrorZ* orig_conv = (LDKCResult_COption_EventZDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = CResult_COption_EventZDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MessageSendEventZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -16948,10 +18100,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MessageSendEventZ_1free(
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t s = 0; s < _res_constr.datalen; s++) {
                int64_t _res_conv_18 = _res_vals[s];
-               void* _res_conv_18_ptr = (void*)(((uintptr_t)_res_conv_18) & ~1);
+               void* _res_conv_18_ptr = untag_ptr(_res_conv_18);
                CHECK_ACCESS(_res_conv_18_ptr);
                LDKMessageSendEvent _res_conv_18_conv = *(LDKMessageSendEvent*)(_res_conv_18_ptr);
-               FREE((void*)_res_conv_18);
+               FREE(untag_ptr(_res_conv_18));
                _res_constr.data[s] = _res_conv_18_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -16959,71 +18111,71 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MessageSendEventZ_1free(
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKTxOut o_conv = *(LDKTxOut*)(o_ptr);
-       o_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)o) & ~1));
+       o_conv = TxOut_clone((LDKTxOut*)untag_ptr(o));
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
        LDKAccessError e_conv = LDKAccessError_from_java(env, e);
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_TxOutAccessErrorZ* o_conv = (LDKCResult_TxOutAccessErrorZ*)(o & ~1);
+       LDKCResult_TxOutAccessErrorZ* o_conv = (LDKCResult_TxOutAccessErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_TxOutAccessErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TxOutAccessErrorZ _res_conv = *(LDKCResult_TxOutAccessErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_TxOutAccessErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_TxOutAccessErrorZ_clone_ptr(LDKCResult_TxOutAccessErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_TxOutAccessErrorZ_clone_ptr(LDKCResult_TxOutAccessErrorZ *NONNULL_PTR arg) {
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_TxOutAccessErrorZ* arg_conv = (LDKCResult_TxOutAccessErrorZ*)(arg & ~1);
+       LDKCResult_TxOutAccessErrorZ* arg_conv = (LDKCResult_TxOutAccessErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_TxOutAccessErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_TxOutAccessErrorZ* orig_conv = (LDKCResult_TxOutAccessErrorZ*)(orig & ~1);
+       LDKCResult_TxOutAccessErrorZ* orig_conv = (LDKCResult_TxOutAccessErrorZ*)untag_ptr(orig);
        LDKCResult_TxOutAccessErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
        *ret_conv = CResult_TxOutAccessErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t C2Tuple_usizeTransactionZ_clone_ptr(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_usizeTransactionZ_clone_ptr(LDKC2Tuple_usizeTransactionZ *NONNULL_PTR arg) {
        LDKC2Tuple_usizeTransactionZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
        *ret_conv = C2Tuple_usizeTransactionZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_usizeTransactionZ* arg_conv = (LDKC2Tuple_usizeTransactionZ*)(arg & ~1);
+       LDKC2Tuple_usizeTransactionZ* arg_conv = (LDKC2Tuple_usizeTransactionZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_usizeTransactionZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_usizeTransactionZ* orig_conv = (LDKC2Tuple_usizeTransactionZ*)(orig & ~1);
+       LDKC2Tuple_usizeTransactionZ* orig_conv = (LDKC2Tuple_usizeTransactionZ*)untag_ptr(orig);
        LDKC2Tuple_usizeTransactionZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
        *ret_conv = C2Tuple_usizeTransactionZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1new(JNIEnv *env, jclass clz, int64_t a, int8_tArray b) {
@@ -17034,15 +18186,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_
        b_ref.data_is_owned = true;
        LDKC2Tuple_usizeTransactionZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
        *ret_conv = C2Tuple_usizeTransactionZ_new(a, b_ref);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_usizeTransactionZ _res_conv = *(LDKC2Tuple_usizeTransactionZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_usizeTransactionZ_free(_res_conv);
 }
 
@@ -17056,77 +18208,73 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1usizeTransactio
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t c = 0; c < _res_constr.datalen; c++) {
                int64_t _res_conv_28 = _res_vals[c];
-               void* _res_conv_28_ptr = (void*)(((uintptr_t)_res_conv_28) & ~1);
+               void* _res_conv_28_ptr = untag_ptr(_res_conv_28);
                CHECK_ACCESS(_res_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ _res_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(_res_conv_28_ptr);
-               FREE((void*)_res_conv_28);
+               FREE(untag_ptr(_res_conv_28));
                _res_constr.data[c] = _res_conv_28_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
        CVec_C2Tuple_usizeTransactionZZ_free(_res_constr);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1TxidZ_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
-       LDKCVec_TxidZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKThirtyTwoBytes), "LDKCVec_TxidZ Elements");
-       else
-               _res_constr.data = NULL;
-       for (size_t i = 0; i < _res_constr.datalen; i++) {
-               int8_tArray _res_conv_8 = (*env)->GetObjectArrayElement(env, _res, i);
-               LDKThirtyTwoBytes _res_conv_8_ref;
-               CHECK((*env)->GetArrayLength(env, _res_conv_8) == 32);
-               (*env)->GetByteArrayRegion(env, _res_conv_8, 0, 32, _res_conv_8_ref.data);
-               _res_constr.data[i] = _res_conv_8_ref;
-       }
-       CVec_TxidZ_free(_res_constr);
+static inline uint64_t C2Tuple_TxidBlockHashZ_clone_ptr(LDKC2Tuple_TxidBlockHashZ *NONNULL_PTR arg) {
+       LDKC2Tuple_TxidBlockHashZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidBlockHashZ), "LDKC2Tuple_TxidBlockHashZ");
+       *ret_conv = C2Tuple_TxidBlockHashZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1ok(JNIEnv *env, jclass clz) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_ok();
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidBlockHashZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKC2Tuple_TxidBlockHashZ* arg_conv = (LDKC2Tuple_TxidBlockHashZ*)untag_ptr(arg);
+       int64_t ret_conv = C2Tuple_TxidBlockHashZ_clone_ptr(arg_conv);
+       return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKChannelMonitorUpdateErr e_conv = LDKChannelMonitorUpdateErr_from_java(env, e);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_err(e_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidBlockHashZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKC2Tuple_TxidBlockHashZ* orig_conv = (LDKC2Tuple_TxidBlockHashZ*)untag_ptr(orig);
+       LDKC2Tuple_TxidBlockHashZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidBlockHashZ), "LDKC2Tuple_TxidBlockHashZ");
+       *ret_conv = C2Tuple_TxidBlockHashZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* o_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(o & ~1);
-       jboolean ret_conv = CResult_NoneChannelMonitorUpdateErrZ_is_ok(o_conv);
-       return ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidBlockHashZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int8_tArray b) {
+       LDKThirtyTwoBytes a_ref;
+       CHECK((*env)->GetArrayLength(env, a) == 32);
+       (*env)->GetByteArrayRegion(env, a, 0, 32, a_ref.data);
+       LDKThirtyTwoBytes b_ref;
+       CHECK((*env)->GetArrayLength(env, b) == 32);
+       (*env)->GetByteArrayRegion(env, b, 0, 32, b_ref.data);
+       LDKC2Tuple_TxidBlockHashZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidBlockHashZ), "LDKC2Tuple_TxidBlockHashZ");
+       *ret_conv = C2Tuple_TxidBlockHashZ_new(a_ref, b_ref);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidBlockHashZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_NoneChannelMonitorUpdateErrZ _res_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_NoneChannelMonitorUpdateErrZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(LDKCResult_NoneChannelMonitorUpdateErrZ *NONNULL_PTR arg) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* arg_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(arg & ~1);
-       int64_t ret_conv = CResult_NoneChannelMonitorUpdateErrZ_clone_ptr(arg_conv);
-       return ret_conv;
+       LDKC2Tuple_TxidBlockHashZ _res_conv = *(LDKC2Tuple_TxidBlockHashZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       C2Tuple_TxidBlockHashZ_free(_res_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* orig_conv = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(orig & ~1);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
-       *ret_conv = CResult_NoneChannelMonitorUpdateErrZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1TxidBlockHashZZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
+       LDKCVec_C2Tuple_TxidBlockHashZZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_TxidBlockHashZ), "LDKCVec_C2Tuple_TxidBlockHashZZ Elements");
+       else
+               _res_constr.data = NULL;
+       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
+       for (size_t z = 0; z < _res_constr.datalen; z++) {
+               int64_t _res_conv_25 = _res_vals[z];
+               void* _res_conv_25_ptr = untag_ptr(_res_conv_25);
+               CHECK_ACCESS(_res_conv_25_ptr);
+               LDKC2Tuple_TxidBlockHashZ _res_conv_25_conv = *(LDKC2Tuple_TxidBlockHashZ*)(_res_conv_25_ptr);
+               FREE(untag_ptr(_res_conv_25));
+               _res_constr.data[z] = _res_conv_25_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
+       CVec_C2Tuple_TxidBlockHashZZ_free(_res_constr);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MonitorEventZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -17139,38 +18287,38 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MonitorEventZ_1free(JNIE
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t o = 0; o < _res_constr.datalen; o++) {
                int64_t _res_conv_14 = _res_vals[o];
-               void* _res_conv_14_ptr = (void*)(((uintptr_t)_res_conv_14) & ~1);
+               void* _res_conv_14_ptr = untag_ptr(_res_conv_14);
                CHECK_ACCESS(_res_conv_14_ptr);
                LDKMonitorEvent _res_conv_14_conv = *(LDKMonitorEvent*)(_res_conv_14_ptr);
-               FREE((void*)_res_conv_14);
+               FREE(untag_ptr(_res_conv_14));
                _res_constr.data[o] = _res_conv_14_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
        CVec_MonitorEventZ_free(_res_constr);
 }
 
-static inline uintptr_t C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_clone_ptr(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ *NONNULL_PTR arg) {
+static inline uint64_t C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_clone_ptr(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ *NONNULL_PTR arg) {
        LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ), "LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ");
        *ret_conv = C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1MonitorEventZPublicKeyZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* arg_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(arg & ~1);
+       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* arg_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)untag_ptr(arg);
        int64_t ret_conv = C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1MonitorEventZPublicKeyZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* orig_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(orig & ~1);
+       LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* orig_conv = (LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)untag_ptr(orig);
        LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ), "LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ");
        *ret_conv = C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1MonitorEventZPublicKeyZ_1new(JNIEnv *env, jclass clz, int64_t a, int64_tArray b, int8_tArray c) {
        LDKOutPoint a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = OutPoint_clone(&a_conv);
        LDKCVec_MonitorEventZ b_constr;
@@ -17182,10 +18330,10 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1Moni
        int64_t* b_vals = (*env)->GetLongArrayElements (env, b, NULL);
        for (size_t o = 0; o < b_constr.datalen; o++) {
                int64_t b_conv_14 = b_vals[o];
-               void* b_conv_14_ptr = (void*)(((uintptr_t)b_conv_14) & ~1);
+               void* b_conv_14_ptr = untag_ptr(b_conv_14);
                CHECK_ACCESS(b_conv_14_ptr);
                LDKMonitorEvent b_conv_14_conv = *(LDKMonitorEvent*)(b_conv_14_ptr);
-               b_conv_14_conv = MonitorEvent_clone((LDKMonitorEvent*)(((uintptr_t)b_conv_14) & ~1));
+               b_conv_14_conv = MonitorEvent_clone((LDKMonitorEvent*)untag_ptr(b_conv_14));
                b_constr.data[o] = b_conv_14_conv;
        }
        (*env)->ReleaseLongArrayElements(env, b, b_vals, 0);
@@ -17194,15 +18342,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1Moni
        (*env)->GetByteArrayRegion(env, c, 0, 33, c_ref.compressed_form);
        LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ), "LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ");
        *ret_conv = C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_new(a_conv, b_constr, c_ref);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C3Tuple_1OutPointCVec_1MonitorEventZPublicKeyZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ _res_conv = *(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C3Tuple_OutPointCVec_MonitorEventZPublicKeyZ_free(_res_conv);
 }
 
@@ -17216,195 +18364,147 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C3Tuple_1OutPointCVec_1M
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t x = 0; x < _res_constr.datalen; x++) {
                int64_t _res_conv_49 = _res_vals[x];
-               void* _res_conv_49_ptr = (void*)(((uintptr_t)_res_conv_49) & ~1);
+               void* _res_conv_49_ptr = untag_ptr(_res_conv_49);
                CHECK_ACCESS(_res_conv_49_ptr);
                LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ _res_conv_49_conv = *(LDKC3Tuple_OutPointCVec_MonitorEventZPublicKeyZ*)(_res_conv_49_ptr);
-               FREE((void*)_res_conv_49);
+               FREE(untag_ptr(_res_conv_49));
                _res_constr.data[x] = _res_conv_49_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
        CVec_C3Tuple_OutPointCVec_MonitorEventZPublicKeyZZ_free(_res_constr);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1usizeTransactionZZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
-       CHECK_ACCESS(o_ptr);
-       LDKC2Tuple_usizeTransactionZ o_conv = *(LDKC2Tuple_usizeTransactionZ*)(o_ptr);
-       o_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)o) & ~1));
-       LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
-       *ret_copy = COption_C2Tuple_usizeTransactionZZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1usizeTransactionZZ_1none(JNIEnv *env, jclass clz) {
-       LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
-       *ret_copy = COption_C2Tuple_usizeTransactionZZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1usizeTransactionZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCOption_C2Tuple_usizeTransactionZZ _res_conv = *(LDKCOption_C2Tuple_usizeTransactionZZ*)(_res_ptr);
-       FREE((void*)_res);
-       COption_C2Tuple_usizeTransactionZZ_free(_res_conv);
-}
-
-static inline uintptr_t COption_C2Tuple_usizeTransactionZZ_clone_ptr(LDKCOption_C2Tuple_usizeTransactionZZ *NONNULL_PTR arg) {
-       LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
-       *ret_copy = COption_C2Tuple_usizeTransactionZZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1usizeTransactionZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_C2Tuple_usizeTransactionZZ* arg_conv = (LDKCOption_C2Tuple_usizeTransactionZZ*)arg;
-       int64_t ret_conv = COption_C2Tuple_usizeTransactionZZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1usizeTransactionZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_C2Tuple_usizeTransactionZZ* orig_conv = (LDKCOption_C2Tuple_usizeTransactionZZ*)orig;
-       LDKCOption_C2Tuple_usizeTransactionZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_usizeTransactionZZ), "LDKCOption_C2Tuple_usizeTransactionZZ");
-       *ret_copy = COption_C2Tuple_usizeTransactionZZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
-}
-
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKFixedPenaltyScorer o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = FixedPenaltyScorer_clone(&o_conv);
        LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
        *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
        *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_FixedPenaltyScorerDecodeErrorZ* o_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(o & ~1);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* o_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_FixedPenaltyScorerDecodeErrorZ _res_conv = *(LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_FixedPenaltyScorerDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_FixedPenaltyScorerDecodeErrorZ_clone_ptr(LDKCResult_FixedPenaltyScorerDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_FixedPenaltyScorerDecodeErrorZ_clone_ptr(LDKCResult_FixedPenaltyScorerDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
        *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_FixedPenaltyScorerDecodeErrorZ* arg_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(arg & ~1);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* arg_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FixedPenaltyScorerDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_FixedPenaltyScorerDecodeErrorZ* orig_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)(orig & ~1);
+       LDKCResult_FixedPenaltyScorerDecodeErrorZ* orig_conv = (LDKCResult_FixedPenaltyScorerDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
        *ret_conv = CResult_FixedPenaltyScorerDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t C2Tuple_u64u64Z_clone_ptr(LDKC2Tuple_u64u64Z *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_u64u64Z_clone_ptr(LDKC2Tuple_u64u64Z *NONNULL_PTR arg) {
        LDKC2Tuple_u64u64Z* ret_conv = MALLOC(sizeof(LDKC2Tuple_u64u64Z), "LDKC2Tuple_u64u64Z");
        *ret_conv = C2Tuple_u64u64Z_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_u64u64Z* arg_conv = (LDKC2Tuple_u64u64Z*)(arg & ~1);
+       LDKC2Tuple_u64u64Z* arg_conv = (LDKC2Tuple_u64u64Z*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_u64u64Z_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_u64u64Z* orig_conv = (LDKC2Tuple_u64u64Z*)(orig & ~1);
+       LDKC2Tuple_u64u64Z* orig_conv = (LDKC2Tuple_u64u64Z*)untag_ptr(orig);
        LDKC2Tuple_u64u64Z* ret_conv = MALLOC(sizeof(LDKC2Tuple_u64u64Z), "LDKC2Tuple_u64u64Z");
        *ret_conv = C2Tuple_u64u64Z_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1new(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKC2Tuple_u64u64Z* ret_conv = MALLOC(sizeof(LDKC2Tuple_u64u64Z), "LDKC2Tuple_u64u64Z");
        *ret_conv = C2Tuple_u64u64Z_new(a, b);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_u64u64Z _res_conv = *(LDKC2Tuple_u64u64Z*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_u64u64Z_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1u64u64ZZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_u64u64Z o_conv = *(LDKC2Tuple_u64u64Z*)(o_ptr);
-       o_conv = C2Tuple_u64u64Z_clone((LDKC2Tuple_u64u64Z*)(((uintptr_t)o) & ~1));
+       o_conv = C2Tuple_u64u64Z_clone((LDKC2Tuple_u64u64Z*)untag_ptr(o));
        LDKCOption_C2Tuple_u64u64ZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_u64u64ZZ), "LDKCOption_C2Tuple_u64u64ZZ");
        *ret_copy = COption_C2Tuple_u64u64ZZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1u64u64ZZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_C2Tuple_u64u64ZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_u64u64ZZ), "LDKCOption_C2Tuple_u64u64ZZ");
        *ret_copy = COption_C2Tuple_u64u64ZZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1u64u64ZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_C2Tuple_u64u64ZZ _res_conv = *(LDKCOption_C2Tuple_u64u64ZZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_C2Tuple_u64u64ZZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_C2Tuple_u64u64ZZ_clone_ptr(LDKCOption_C2Tuple_u64u64ZZ *NONNULL_PTR arg) {
+static inline uint64_t COption_C2Tuple_u64u64ZZ_clone_ptr(LDKCOption_C2Tuple_u64u64ZZ *NONNULL_PTR arg) {
        LDKCOption_C2Tuple_u64u64ZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_u64u64ZZ), "LDKCOption_C2Tuple_u64u64ZZ");
        *ret_copy = COption_C2Tuple_u64u64ZZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1u64u64ZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_C2Tuple_u64u64ZZ* arg_conv = (LDKCOption_C2Tuple_u64u64ZZ*)arg;
+       LDKCOption_C2Tuple_u64u64ZZ* arg_conv = (LDKCOption_C2Tuple_u64u64ZZ*)untag_ptr(arg);
        int64_t ret_conv = COption_C2Tuple_u64u64ZZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C2Tuple_1u64u64ZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_C2Tuple_u64u64ZZ* orig_conv = (LDKCOption_C2Tuple_u64u64ZZ*)orig;
+       LDKCOption_C2Tuple_u64u64ZZ* orig_conv = (LDKCOption_C2Tuple_u64u64ZZ*)untag_ptr(orig);
        LDKCOption_C2Tuple_u64u64ZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_u64u64ZZ), "LDKCOption_C2Tuple_u64u64ZZ");
        *ret_copy = COption_C2Tuple_u64u64ZZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -17419,8 +18519,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NodeIdZ_1free(JNIEnv *en
        for (size_t i = 0; i < _res_constr.datalen; i++) {
                int64_t _res_conv_8 = _res_vals[i];
                LDKNodeId _res_conv_8_conv;
-               _res_conv_8_conv.inner = (void*)(_res_conv_8 & (~1));
-               _res_conv_8_conv.is_owned = (_res_conv_8 & 1) || (_res_conv_8 == 0);
+               _res_conv_8_conv.inner = untag_ptr(_res_conv_8);
+               _res_conv_8_conv.is_owned = ptr_is_owned(_res_conv_8);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_8_conv);
                _res_constr.data[i] = _res_conv_8_conv;
        }
@@ -17430,427 +18530,528 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NodeIdZ_1free(JNIEnv *en
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ProbabilisticScorerDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKProbabilisticScorer o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        // WARNING: we need a move here but no clone is available for LDKProbabilisticScorer
+       
        LDKCResult_ProbabilisticScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScorerDecodeErrorZ), "LDKCResult_ProbabilisticScorerDecodeErrorZ");
        *ret_conv = CResult_ProbabilisticScorerDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ProbabilisticScorerDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ProbabilisticScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScorerDecodeErrorZ), "LDKCResult_ProbabilisticScorerDecodeErrorZ");
        *ret_conv = CResult_ProbabilisticScorerDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ProbabilisticScorerDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ProbabilisticScorerDecodeErrorZ* o_conv = (LDKCResult_ProbabilisticScorerDecodeErrorZ*)(o & ~1);
+       LDKCResult_ProbabilisticScorerDecodeErrorZ* o_conv = (LDKCResult_ProbabilisticScorerDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ProbabilisticScorerDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ProbabilisticScorerDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ProbabilisticScorerDecodeErrorZ _res_conv = *(LDKCResult_ProbabilisticScorerDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ProbabilisticScorerDecodeErrorZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKInitFeatures o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = InitFeatures_clone(&o_conv);
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = CResult_InitFeaturesDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = CResult_InitFeaturesDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_InitFeaturesDecodeErrorZ* o_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(o & ~1);
+       LDKCResult_InitFeaturesDecodeErrorZ* o_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_InitFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InitFeaturesDecodeErrorZ _res_conv = *(LDKCResult_InitFeaturesDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_InitFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_InitFeaturesDecodeErrorZ_clone_ptr(LDKCResult_InitFeaturesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_InitFeaturesDecodeErrorZ_clone_ptr(LDKCResult_InitFeaturesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = CResult_InitFeaturesDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_InitFeaturesDecodeErrorZ* arg_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(arg & ~1);
+       LDKCResult_InitFeaturesDecodeErrorZ* arg_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_InitFeaturesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitFeaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_InitFeaturesDecodeErrorZ* orig_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)(orig & ~1);
+       LDKCResult_InitFeaturesDecodeErrorZ* orig_conv = (LDKCResult_InitFeaturesDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = CResult_InitFeaturesDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelFeatures o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelFeatures_clone(&o_conv);
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelFeaturesDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelFeaturesDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelFeaturesDecodeErrorZ* o_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelFeaturesDecodeErrorZ* o_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelFeaturesDecodeErrorZ _res_conv = *(LDKCResult_ChannelFeaturesDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelFeaturesDecodeErrorZ_clone_ptr(LDKCResult_ChannelFeaturesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelFeaturesDecodeErrorZ_clone_ptr(LDKCResult_ChannelFeaturesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelFeaturesDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelFeaturesDecodeErrorZ* arg_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelFeaturesDecodeErrorZ* arg_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelFeaturesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelFeaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelFeaturesDecodeErrorZ* orig_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelFeaturesDecodeErrorZ* orig_conv = (LDKCResult_ChannelFeaturesDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelFeaturesDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKNodeFeatures o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = NodeFeatures_clone(&o_conv);
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = CResult_NodeFeaturesDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = CResult_NodeFeaturesDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NodeFeaturesDecodeErrorZ* o_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(o & ~1);
+       LDKCResult_NodeFeaturesDecodeErrorZ* o_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NodeFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeFeaturesDecodeErrorZ _res_conv = *(LDKCResult_NodeFeaturesDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NodeFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NodeFeaturesDecodeErrorZ_clone_ptr(LDKCResult_NodeFeaturesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NodeFeaturesDecodeErrorZ_clone_ptr(LDKCResult_NodeFeaturesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = CResult_NodeFeaturesDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NodeFeaturesDecodeErrorZ* arg_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(arg & ~1);
+       LDKCResult_NodeFeaturesDecodeErrorZ* arg_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NodeFeaturesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeFeaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NodeFeaturesDecodeErrorZ* orig_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)(orig & ~1);
+       LDKCResult_NodeFeaturesDecodeErrorZ* orig_conv = (LDKCResult_NodeFeaturesDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = CResult_NodeFeaturesDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKInvoiceFeatures o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = InvoiceFeatures_clone(&o_conv);
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_InvoiceFeaturesDecodeErrorZ* o_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(o & ~1);
+       LDKCResult_InvoiceFeaturesDecodeErrorZ* o_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InvoiceFeaturesDecodeErrorZ _res_conv = *(LDKCResult_InvoiceFeaturesDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_InvoiceFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_InvoiceFeaturesDecodeErrorZ_clone_ptr(LDKCResult_InvoiceFeaturesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_InvoiceFeaturesDecodeErrorZ_clone_ptr(LDKCResult_InvoiceFeaturesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_InvoiceFeaturesDecodeErrorZ* arg_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(arg & ~1);
+       LDKCResult_InvoiceFeaturesDecodeErrorZ* arg_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceFeaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_InvoiceFeaturesDecodeErrorZ* orig_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)(orig & ~1);
+       LDKCResult_InvoiceFeaturesDecodeErrorZ* orig_conv = (LDKCResult_InvoiceFeaturesDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = CResult_InvoiceFeaturesDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelTypeFeatures o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelTypeFeatures_clone(&o_conv);
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* o_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* o_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ _res_conv = *(LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelTypeFeaturesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelTypeFeaturesDecodeErrorZ_clone_ptr(LDKCResult_ChannelTypeFeaturesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelTypeFeaturesDecodeErrorZ_clone_ptr(LDKCResult_ChannelTypeFeaturesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* arg_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* arg_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelTypeFeaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* orig_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelTypeFeaturesDecodeErrorZ* orig_conv = (LDKCResult_ChannelTypeFeaturesDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = CResult_ChannelTypeFeaturesDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKOfferFeatures o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = OfferFeatures_clone(&o_conv);
+       LDKCResult_OfferFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OfferFeaturesDecodeErrorZ), "LDKCResult_OfferFeaturesDecodeErrorZ");
+       *ret_conv = CResult_OfferFeaturesDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_OfferFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OfferFeaturesDecodeErrorZ), "LDKCResult_OfferFeaturesDecodeErrorZ");
+       *ret_conv = CResult_OfferFeaturesDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_OfferFeaturesDecodeErrorZ* o_conv = (LDKCResult_OfferFeaturesDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_OfferFeaturesDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_OfferFeaturesDecodeErrorZ _res_conv = *(LDKCResult_OfferFeaturesDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_OfferFeaturesDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_OfferFeaturesDecodeErrorZ_clone_ptr(LDKCResult_OfferFeaturesDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_OfferFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OfferFeaturesDecodeErrorZ), "LDKCResult_OfferFeaturesDecodeErrorZ");
+       *ret_conv = CResult_OfferFeaturesDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_OfferFeaturesDecodeErrorZ* arg_conv = (LDKCResult_OfferFeaturesDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_OfferFeaturesDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OfferFeaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_OfferFeaturesDecodeErrorZ* orig_conv = (LDKCResult_OfferFeaturesDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_OfferFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OfferFeaturesDecodeErrorZ), "LDKCResult_OfferFeaturesDecodeErrorZ");
+       *ret_conv = CResult_OfferFeaturesDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKInvoiceRequestFeatures o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = InvoiceRequestFeatures_clone(&o_conv);
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ), "LDKCResult_InvoiceRequestFeaturesDecodeErrorZ");
+       *ret_conv = CResult_InvoiceRequestFeaturesDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ), "LDKCResult_InvoiceRequestFeaturesDecodeErrorZ");
+       *ret_conv = CResult_InvoiceRequestFeaturesDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* o_conv = (LDKCResult_InvoiceRequestFeaturesDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_InvoiceRequestFeaturesDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ _res_conv = *(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_InvoiceRequestFeaturesDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_InvoiceRequestFeaturesDecodeErrorZ_clone_ptr(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ), "LDKCResult_InvoiceRequestFeaturesDecodeErrorZ");
+       *ret_conv = CResult_InvoiceRequestFeaturesDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* arg_conv = (LDKCResult_InvoiceRequestFeaturesDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_InvoiceRequestFeaturesDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceRequestFeaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* orig_conv = (LDKCResult_InvoiceRequestFeaturesDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ), "LDKCResult_InvoiceRequestFeaturesDecodeErrorZ");
+       *ret_conv = CResult_InvoiceRequestFeaturesDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKNodeId o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = NodeId_clone(&o_conv);
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NodeIdDecodeErrorZ* o_conv = (LDKCResult_NodeIdDecodeErrorZ*)(o & ~1);
+       LDKCResult_NodeIdDecodeErrorZ* o_conv = (LDKCResult_NodeIdDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NodeIdDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeIdDecodeErrorZ _res_conv = *(LDKCResult_NodeIdDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NodeIdDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NodeIdDecodeErrorZ_clone_ptr(LDKCResult_NodeIdDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NodeIdDecodeErrorZ_clone_ptr(LDKCResult_NodeIdDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NodeIdDecodeErrorZ* arg_conv = (LDKCResult_NodeIdDecodeErrorZ*)(arg & ~1);
+       LDKCResult_NodeIdDecodeErrorZ* arg_conv = (LDKCResult_NodeIdDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NodeIdDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeIdDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NodeIdDecodeErrorZ* orig_conv = (LDKCResult_NodeIdDecodeErrorZ*)(orig & ~1);
+       LDKCResult_NodeIdDecodeErrorZ* orig_conv = (LDKCResult_NodeIdDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = CResult_NodeIdDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKCOption_NetworkUpdateZ o_conv = *(LDKCOption_NetworkUpdateZ*)(o_ptr);
-       o_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)(((uintptr_t)o) & ~1));
+       o_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)untag_ptr(o));
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* o_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(o & ~1);
+       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* o_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ _res_conv = *(LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_COption_NetworkUpdateZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(LDKCResult_COption_NetworkUpdateZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(LDKCResult_COption_NetworkUpdateZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* arg_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(arg & ~1);
+       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* arg_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1NetworkUpdateZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* orig_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)(orig & ~1);
+       LDKCResult_COption_NetworkUpdateZDecodeErrorZ* orig_conv = (LDKCResult_COption_NetworkUpdateZDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = CResult_COption_NetworkUpdateZDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1AccessZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKAccess o_conv = *(LDKAccess*)(o_ptr);
        if (o_conv.free == LDKAccess_JCalls_free) {
@@ -17859,377 +19060,381 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1AccessZ_1some(JNIE
        }
        LDKCOption_AccessZ *ret_copy = MALLOC(sizeof(LDKCOption_AccessZ), "LDKCOption_AccessZ");
        *ret_copy = COption_AccessZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1AccessZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_AccessZ *ret_copy = MALLOC(sizeof(LDKCOption_AccessZ), "LDKCOption_AccessZ");
        *ret_copy = COption_AccessZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1AccessZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_AccessZ _res_conv = *(LDKCOption_AccessZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_AccessZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1ok(JNIEnv *env, jclass clz, jboolean o) {
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_ok(o);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
        LDKLightningError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
+       e_conv.inner = untag_ptr(e);
+       e_conv.is_owned = ptr_is_owned(e);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
        e_conv = LightningError_clone(&e_conv);
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_boolLightningErrorZ* o_conv = (LDKCResult_boolLightningErrorZ*)(o & ~1);
+       LDKCResult_boolLightningErrorZ* o_conv = (LDKCResult_boolLightningErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_boolLightningErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_boolLightningErrorZ _res_conv = *(LDKCResult_boolLightningErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_boolLightningErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_boolLightningErrorZ_clone_ptr(LDKCResult_boolLightningErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_boolLightningErrorZ_clone_ptr(LDKCResult_boolLightningErrorZ *NONNULL_PTR arg) {
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_boolLightningErrorZ* arg_conv = (LDKCResult_boolLightningErrorZ*)(arg & ~1);
+       LDKCResult_boolLightningErrorZ* arg_conv = (LDKCResult_boolLightningErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_boolLightningErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_boolLightningErrorZ* orig_conv = (LDKCResult_boolLightningErrorZ*)(orig & ~1);
+       LDKCResult_boolLightningErrorZ* orig_conv = (LDKCResult_boolLightningErrorZ*)untag_ptr(orig);
        LDKCResult_boolLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret_conv = CResult_boolLightningErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR arg) {
+static inline uint64_t C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ *NONNULL_PTR arg) {
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
        *ret_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* arg_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(arg & ~1);
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* arg_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)untag_ptr(arg);
        int64_t ret_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* orig_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(orig & ~1);
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* orig_conv = (LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)untag_ptr(orig);
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
        *ret_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1new(JNIEnv *env, jclass clz, int64_t a, int64_t b, int64_t c) {
        LDKChannelAnnouncement a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = ChannelAnnouncement_clone(&a_conv);
        LDKChannelUpdate b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = (b & 1) || (b == 0);
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
        b_conv = ChannelUpdate_clone(&b_conv);
        LDKChannelUpdate c_conv;
-       c_conv.inner = (void*)(c & (~1));
-       c_conv.is_owned = (c & 1) || (c == 0);
+       c_conv.inner = untag_ptr(c);
+       c_conv.is_owned = ptr_is_owned(c);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(c_conv);
        c_conv = ChannelUpdate_clone(&c_conv);
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
        *ret_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_new(a_conv, b_conv, c_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ _res_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_free(_res_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
-       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ Elements");
-       else
-               _res_constr.data = NULL;
-       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
-       for (size_t h = 0; h < _res_constr.datalen; h++) {
-               int64_t _res_conv_59 = _res_vals[h];
-               void* _res_conv_59_ptr = (void*)(((uintptr_t)_res_conv_59) & ~1);
-               CHECK_ACCESS(_res_conv_59_ptr);
-               LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ _res_conv_59_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(_res_conv_59_ptr);
-               FREE((void*)_res_conv_59);
-               _res_constr.data[h] = _res_conv_59_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
-       CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_free(_res_constr);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1some(JNIEnv *env, jclass clz, int64_t o) {
+       void* o_ptr = untag_ptr(o);
+       CHECK_ACCESS(o_ptr);
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ o_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)(o_ptr);
+       o_conv = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_clone((LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)untag_ptr(o));
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *ret_copy = MALLOC(sizeof(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ), "LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ");
+       *ret_copy = COption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_some(o_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NodeAnnouncementZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
-       LDKCVec_NodeAnnouncementZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKNodeAnnouncement), "LDKCVec_NodeAnnouncementZ Elements");
-       else
-               _res_constr.data = NULL;
-       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
-       for (size_t s = 0; s < _res_constr.datalen; s++) {
-               int64_t _res_conv_18 = _res_vals[s];
-               LDKNodeAnnouncement _res_conv_18_conv;
-               _res_conv_18_conv.inner = (void*)(_res_conv_18 & (~1));
-               _res_conv_18_conv.is_owned = (_res_conv_18 & 1) || (_res_conv_18 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_18_conv);
-               _res_constr.data[s] = _res_conv_18_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
-       CVec_NodeAnnouncementZ_free(_res_constr);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *ret_copy = MALLOC(sizeof(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ), "LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ");
+       *ret_copy = COption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ _res_conv = *(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_free(_res_conv);
+}
+
+static inline uint64_t COption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_clone_ptr(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *NONNULL_PTR arg) {
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *ret_copy = MALLOC(sizeof(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ), "LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ");
+       *ret_copy = COption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ* arg_conv = (LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)untag_ptr(arg);
+       int64_t ret_conv = COption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ* orig_conv = (LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)untag_ptr(orig);
+       LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ *ret_copy = MALLOC(sizeof(LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ), "LDKCOption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ");
+       *ret_copy = COption_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1ok(JNIEnv *env, jclass clz) {
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_ok();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
        LDKLightningError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
+       e_conv.inner = untag_ptr(e);
+       e_conv.is_owned = ptr_is_owned(e);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
        e_conv = LightningError_clone(&e_conv);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NoneLightningErrorZ* o_conv = (LDKCResult_NoneLightningErrorZ*)(o & ~1);
+       LDKCResult_NoneLightningErrorZ* o_conv = (LDKCResult_NoneLightningErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NoneLightningErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneLightningErrorZ _res_conv = *(LDKCResult_NoneLightningErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NoneLightningErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NoneLightningErrorZ_clone_ptr(LDKCResult_NoneLightningErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NoneLightningErrorZ_clone_ptr(LDKCResult_NoneLightningErrorZ *NONNULL_PTR arg) {
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NoneLightningErrorZ* arg_conv = (LDKCResult_NoneLightningErrorZ*)(arg & ~1);
+       LDKCResult_NoneLightningErrorZ* arg_conv = (LDKCResult_NoneLightningErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NoneLightningErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneLightningErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NoneLightningErrorZ* orig_conv = (LDKCResult_NoneLightningErrorZ*)(orig & ~1);
+       LDKCResult_NoneLightningErrorZ* orig_conv = (LDKCResult_NoneLightningErrorZ*)untag_ptr(orig);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = CResult_NoneLightningErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelUpdateInfo o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelUpdateInfo_clone(&o_conv);
        LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelUpdateInfoDecodeErrorZ* o_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* o_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelUpdateInfoDecodeErrorZ _res_conv = *(LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelUpdateInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelUpdateInfoDecodeErrorZ_clone_ptr(LDKCResult_ChannelUpdateInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelUpdateInfoDecodeErrorZ_clone_ptr(LDKCResult_ChannelUpdateInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelUpdateInfoDecodeErrorZ* arg_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* arg_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateInfoDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelUpdateInfoDecodeErrorZ* orig_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelUpdateInfoDecodeErrorZ* orig_conv = (LDKCResult_ChannelUpdateInfoDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateInfoDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelInfo o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelInfo_clone(&o_conv);
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelInfoDecodeErrorZ* o_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelInfoDecodeErrorZ* o_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelInfoDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelInfoDecodeErrorZ _res_conv = *(LDKCResult_ChannelInfoDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelInfoDecodeErrorZ_clone_ptr(LDKCResult_ChannelInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelInfoDecodeErrorZ_clone_ptr(LDKCResult_ChannelInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelInfoDecodeErrorZ* arg_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelInfoDecodeErrorZ* arg_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelInfoDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelInfoDecodeErrorZ* orig_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelInfoDecodeErrorZ* orig_conv = (LDKCResult_ChannelInfoDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = CResult_ChannelInfoDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKRoutingFees o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = RoutingFees_clone(&o_conv);
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RoutingFeesDecodeErrorZ* o_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(o & ~1);
+       LDKCResult_RoutingFeesDecodeErrorZ* o_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RoutingFeesDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RoutingFeesDecodeErrorZ _res_conv = *(LDKCResult_RoutingFeesDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RoutingFeesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RoutingFeesDecodeErrorZ_clone_ptr(LDKCResult_RoutingFeesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RoutingFeesDecodeErrorZ_clone_ptr(LDKCResult_RoutingFeesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RoutingFeesDecodeErrorZ* arg_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(arg & ~1);
+       LDKCResult_RoutingFeesDecodeErrorZ* arg_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RoutingFeesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RoutingFeesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RoutingFeesDecodeErrorZ* orig_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)(orig & ~1);
+       LDKCResult_RoutingFeesDecodeErrorZ* orig_conv = (LDKCResult_RoutingFeesDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = CResult_RoutingFeesDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NetAddressZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -18242,10 +19447,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NetAddressZ_1free(JNIEnv
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t m = 0; m < _res_constr.datalen; m++) {
                int64_t _res_conv_12 = _res_vals[m];
-               void* _res_conv_12_ptr = (void*)(((uintptr_t)_res_conv_12) & ~1);
+               void* _res_conv_12_ptr = untag_ptr(_res_conv_12);
                CHECK_ACCESS(_res_conv_12_ptr);
                LDKNetAddress _res_conv_12_conv = *(LDKNetAddress*)(_res_conv_12_ptr);
-               FREE((void*)_res_conv_12);
+               FREE(untag_ptr(_res_conv_12));
                _res_constr.data[m] = _res_conv_12_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -18254,203 +19459,200 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NetAddressZ_1free(JNIEnv
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKNodeAnnouncementInfo o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = NodeAnnouncementInfo_clone(&o_conv);
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* o_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(o & ~1);
+       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* o_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ _res_conv = *(LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NodeAnnouncementInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* arg_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(arg & ~1);
+       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* arg_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementInfoDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* orig_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)(orig & ~1);
+       LDKCResult_NodeAnnouncementInfoDecodeErrorZ* orig_conv = (LDKCResult_NodeAnnouncementInfoDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementInfoDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKNodeAlias o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = NodeAlias_clone(&o_conv);
        LDKCResult_NodeAliasDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAliasDecodeErrorZ), "LDKCResult_NodeAliasDecodeErrorZ");
        *ret_conv = CResult_NodeAliasDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NodeAliasDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAliasDecodeErrorZ), "LDKCResult_NodeAliasDecodeErrorZ");
        *ret_conv = CResult_NodeAliasDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NodeAliasDecodeErrorZ* o_conv = (LDKCResult_NodeAliasDecodeErrorZ*)(o & ~1);
+       LDKCResult_NodeAliasDecodeErrorZ* o_conv = (LDKCResult_NodeAliasDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NodeAliasDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeAliasDecodeErrorZ _res_conv = *(LDKCResult_NodeAliasDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NodeAliasDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NodeAliasDecodeErrorZ_clone_ptr(LDKCResult_NodeAliasDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NodeAliasDecodeErrorZ_clone_ptr(LDKCResult_NodeAliasDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeAliasDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAliasDecodeErrorZ), "LDKCResult_NodeAliasDecodeErrorZ");
        *ret_conv = CResult_NodeAliasDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NodeAliasDecodeErrorZ* arg_conv = (LDKCResult_NodeAliasDecodeErrorZ*)(arg & ~1);
+       LDKCResult_NodeAliasDecodeErrorZ* arg_conv = (LDKCResult_NodeAliasDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NodeAliasDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAliasDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NodeAliasDecodeErrorZ* orig_conv = (LDKCResult_NodeAliasDecodeErrorZ*)(orig & ~1);
+       LDKCResult_NodeAliasDecodeErrorZ* orig_conv = (LDKCResult_NodeAliasDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_NodeAliasDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAliasDecodeErrorZ), "LDKCResult_NodeAliasDecodeErrorZ");
        *ret_conv = CResult_NodeAliasDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKNodeInfo o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = NodeInfo_clone(&o_conv);
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NodeInfoDecodeErrorZ* o_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(o & ~1);
+       LDKCResult_NodeInfoDecodeErrorZ* o_conv = (LDKCResult_NodeInfoDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NodeInfoDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeInfoDecodeErrorZ _res_conv = *(LDKCResult_NodeInfoDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NodeInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NodeInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NodeInfoDecodeErrorZ_clone_ptr(LDKCResult_NodeInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NodeInfoDecodeErrorZ* arg_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(arg & ~1);
+       LDKCResult_NodeInfoDecodeErrorZ* arg_conv = (LDKCResult_NodeInfoDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NodeInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeInfoDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NodeInfoDecodeErrorZ* orig_conv = (LDKCResult_NodeInfoDecodeErrorZ*)(orig & ~1);
+       LDKCResult_NodeInfoDecodeErrorZ* orig_conv = (LDKCResult_NodeInfoDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = CResult_NodeInfoDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetworkGraphDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKNetworkGraph o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        // WARNING: we need a move here but no clone is available for LDKNetworkGraph
+       
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = CResult_NetworkGraphDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetworkGraphDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = CResult_NetworkGraphDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NetworkGraphDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NetworkGraphDecodeErrorZ* o_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)(o & ~1);
+       LDKCResult_NetworkGraphDecodeErrorZ* o_conv = (LDKCResult_NetworkGraphDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NetworkGraphDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NetworkGraphDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NetworkGraphDecodeErrorZ _res_conv = *(LDKCResult_NetworkGraphDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NetworkGraphDecodeErrorZ_free(_res_conv);
 }
 
@@ -18464,217 +19666,214 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CVec_1NetAddressZZ
        int64_t* o_vals = (*env)->GetLongArrayElements (env, o, NULL);
        for (size_t m = 0; m < o_constr.datalen; m++) {
                int64_t o_conv_12 = o_vals[m];
-               void* o_conv_12_ptr = (void*)(((uintptr_t)o_conv_12) & ~1);
+               void* o_conv_12_ptr = untag_ptr(o_conv_12);
                CHECK_ACCESS(o_conv_12_ptr);
                LDKNetAddress o_conv_12_conv = *(LDKNetAddress*)(o_conv_12_ptr);
-               o_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)o_conv_12) & ~1));
+               o_conv_12_conv = NetAddress_clone((LDKNetAddress*)untag_ptr(o_conv_12));
                o_constr.data[m] = o_conv_12_conv;
        }
        (*env)->ReleaseLongArrayElements(env, o, o_vals, 0);
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_some(o_constr);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CVec_1NetAddressZZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1CVec_1NetAddressZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_CVec_NetAddressZZ _res_conv = *(LDKCOption_CVec_NetAddressZZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_CVec_NetAddressZZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_CVec_NetAddressZZ_clone_ptr(LDKCOption_CVec_NetAddressZZ *NONNULL_PTR arg) {
+static inline uint64_t COption_CVec_NetAddressZZ_clone_ptr(LDKCOption_CVec_NetAddressZZ *NONNULL_PTR arg) {
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CVec_1NetAddressZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_CVec_NetAddressZZ* arg_conv = (LDKCOption_CVec_NetAddressZZ*)arg;
+       LDKCOption_CVec_NetAddressZZ* arg_conv = (LDKCOption_CVec_NetAddressZZ*)untag_ptr(arg);
        int64_t ret_conv = COption_CVec_NetAddressZZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CVec_1NetAddressZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_CVec_NetAddressZZ* orig_conv = (LDKCOption_CVec_NetAddressZZ*)orig;
+       LDKCOption_CVec_NetAddressZZ* orig_conv = (LDKCOption_CVec_NetAddressZZ*)untag_ptr(orig);
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = COption_CVec_NetAddressZZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKDelayedPaymentOutputDescriptor o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = DelayedPaymentOutputDescriptor_clone(&o_conv);
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(o & ~1);
+       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ _res_conv = *(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
+       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DelayedPaymentOutputDescriptorDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)(orig & ~1);
+       LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKStaticPaymentOutputDescriptor o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = StaticPaymentOutputDescriptor_clone(&o_conv);
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(o & ~1);
+       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ _res_conv = *(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_StaticPaymentOutputDescriptorDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(arg & ~1);
+       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StaticPaymentOutputDescriptorDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)(orig & ~1);
+       LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_StaticPaymentOutputDescriptorDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKSpendableOutputDescriptor o_conv = *(LDKSpendableOutputDescriptor*)(o_ptr);
-       o_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)o) & ~1));
+       o_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)untag_ptr(o));
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(o & ~1);
+       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* o_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ _res_conv = *(LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_SpendableOutputDescriptorDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_SpendableOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(LDKCResult_SpendableOutputDescriptorDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(arg & ~1);
+       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* arg_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SpendableOutputDescriptorDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)(orig & ~1);
+       LDKCResult_SpendableOutputDescriptorDecodeErrorZ* orig_conv = (LDKCResult_SpendableOutputDescriptorDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = CResult_SpendableOutputDescriptorDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PaymentPreimageZ_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
@@ -18694,22 +19893,22 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PaymentPreimageZ_1free(J
        CVec_PaymentPreimageZ_free(_res_constr);
 }
 
-static inline uintptr_t C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(LDKC2Tuple_SignatureCVec_SignatureZZ *NONNULL_PTR arg) {
        LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret_conv = C2Tuple_SignatureCVec_SignatureZZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_SignatureCVec_SignatureZZ* arg_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(arg & ~1);
+       LDKC2Tuple_SignatureCVec_SignatureZZ* arg_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_SignatureCVec_SignatureZZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_SignatureCVec_SignatureZZ* orig_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)(orig & ~1);
+       LDKC2Tuple_SignatureCVec_SignatureZZ* orig_conv = (LDKC2Tuple_SignatureCVec_SignatureZZ*)untag_ptr(orig);
        LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret_conv = C2Tuple_SignatureCVec_SignatureZZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1new(JNIEnv *env, jclass clz, int8_tArray a, jobjectArray b) {
@@ -18731,65 +19930,65 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1Sig
        }
        LDKC2Tuple_SignatureCVec_SignatureZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret_conv = C2Tuple_SignatureCVec_SignatureZZ_new(a_ref, b_constr);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_SignatureCVec_SignatureZZ _res_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_SignatureCVec_SignatureZZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_SignatureCVec_SignatureZZ o_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)(o_ptr);
-       o_conv = C2Tuple_SignatureCVec_SignatureZZ_clone((LDKC2Tuple_SignatureCVec_SignatureZZ*)(((uintptr_t)o) & ~1));
+       o_conv = C2Tuple_SignatureCVec_SignatureZZ_clone((LDKC2Tuple_SignatureCVec_SignatureZZ*)untag_ptr(o));
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* o_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(o & ~1);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* o_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ _res_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* arg_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(arg & ~1);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* arg_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* orig_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(orig & ~1);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* orig_conv = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)untag_ptr(orig);
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
@@ -18798,64 +19997,64 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1ok
        (*env)->GetByteArrayRegion(env, o, 0, 64, o_ref.compact_form);
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = CResult_SignatureNoneZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = CResult_SignatureNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_SignatureNoneZ* o_conv = (LDKCResult_SignatureNoneZ*)(o & ~1);
+       LDKCResult_SignatureNoneZ* o_conv = (LDKCResult_SignatureNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_SignatureNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SignatureNoneZ _res_conv = *(LDKCResult_SignatureNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_SignatureNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_SignatureNoneZ_clone_ptr(LDKCResult_SignatureNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_SignatureNoneZ_clone_ptr(LDKCResult_SignatureNoneZ *NONNULL_PTR arg) {
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = CResult_SignatureNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_SignatureNoneZ* arg_conv = (LDKCResult_SignatureNoneZ*)(arg & ~1);
+       LDKCResult_SignatureNoneZ* arg_conv = (LDKCResult_SignatureNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_SignatureNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_SignatureNoneZ* orig_conv = (LDKCResult_SignatureNoneZ*)(orig & ~1);
+       LDKCResult_SignatureNoneZ* orig_conv = (LDKCResult_SignatureNoneZ*)untag_ptr(orig);
        LDKCResult_SignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret_conv = CResult_SignatureNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t C2Tuple_SignatureSignatureZ_clone_ptr(LDKC2Tuple_SignatureSignatureZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_SignatureSignatureZ_clone_ptr(LDKC2Tuple_SignatureSignatureZ *NONNULL_PTR arg) {
        LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
        *ret_conv = C2Tuple_SignatureSignatureZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureSignatureZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_SignatureSignatureZ* arg_conv = (LDKC2Tuple_SignatureSignatureZ*)(arg & ~1);
+       LDKC2Tuple_SignatureSignatureZ* arg_conv = (LDKC2Tuple_SignatureSignatureZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_SignatureSignatureZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureSignatureZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_SignatureSignatureZ* orig_conv = (LDKC2Tuple_SignatureSignatureZ*)(orig & ~1);
+       LDKC2Tuple_SignatureSignatureZ* orig_conv = (LDKC2Tuple_SignatureSignatureZ*)untag_ptr(orig);
        LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
        *ret_conv = C2Tuple_SignatureSignatureZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureSignatureZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int8_tArray b) {
@@ -18867,65 +20066,65 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureSignature
        (*env)->GetByteArrayRegion(env, b, 0, 64, b_ref.compact_form);
        LDKC2Tuple_SignatureSignatureZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_SignatureSignatureZ), "LDKC2Tuple_SignatureSignatureZ");
        *ret_conv = C2Tuple_SignatureSignatureZ_new(a_ref, b_ref);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureSignatureZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_SignatureSignatureZ _res_conv = *(LDKC2Tuple_SignatureSignatureZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_SignatureSignatureZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_SignatureSignatureZ o_conv = *(LDKC2Tuple_SignatureSignatureZ*)(o_ptr);
-       o_conv = C2Tuple_SignatureSignatureZ_clone((LDKC2Tuple_SignatureSignatureZ*)(((uintptr_t)o) & ~1));
+       o_conv = C2Tuple_SignatureSignatureZ_clone((LDKC2Tuple_SignatureSignatureZ*)untag_ptr(o));
        LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* o_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(o & ~1);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* o_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_SignatureSignatureZNoneZ _res_conv = *(LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_C2Tuple_SignatureSignatureZNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_C2Tuple_SignatureSignatureZNoneZ_clone_ptr(LDKCResult_C2Tuple_SignatureSignatureZNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_C2Tuple_SignatureSignatureZNoneZ_clone_ptr(LDKCResult_C2Tuple_SignatureSignatureZNoneZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* arg_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(arg & ~1);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* arg_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureSignatureZNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* orig_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)(orig & ~1);
+       LDKCResult_C2Tuple_SignatureSignatureZNoneZ* orig_conv = (LDKCResult_C2Tuple_SignatureSignatureZNoneZ*)untag_ptr(orig);
        LDKCResult_C2Tuple_SignatureSignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureSignatureZNoneZ), "LDKCResult_C2Tuple_SignatureSignatureZNoneZ");
        *ret_conv = CResult_C2Tuple_SignatureSignatureZNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
@@ -18934,50 +20133,173 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1ok
        (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.bytes);
        LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
        *ret_conv = CResult_SecretKeyNoneZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
        *ret_conv = CResult_SecretKeyNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_SecretKeyNoneZ* o_conv = (LDKCResult_SecretKeyNoneZ*)(o & ~1);
+       LDKCResult_SecretKeyNoneZ* o_conv = (LDKCResult_SecretKeyNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_SecretKeyNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SecretKeyNoneZ _res_conv = *(LDKCResult_SecretKeyNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_SecretKeyNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_SecretKeyNoneZ_clone_ptr(LDKCResult_SecretKeyNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_SecretKeyNoneZ_clone_ptr(LDKCResult_SecretKeyNoneZ *NONNULL_PTR arg) {
        LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
        *ret_conv = CResult_SecretKeyNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_SecretKeyNoneZ* arg_conv = (LDKCResult_SecretKeyNoneZ*)(arg & ~1);
+       LDKCResult_SecretKeyNoneZ* arg_conv = (LDKCResult_SecretKeyNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_SecretKeyNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeyNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_SecretKeyNoneZ* orig_conv = (LDKCResult_SecretKeyNoneZ*)(orig & ~1);
+       LDKCResult_SecretKeyNoneZ* orig_conv = (LDKCResult_SecretKeyNoneZ*)untag_ptr(orig);
        LDKCResult_SecretKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyNoneZ), "LDKCResult_SecretKeyNoneZ");
        *ret_conv = CResult_SecretKeyNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
+       LDKPublicKey o_ref;
+       CHECK((*env)->GetArrayLength(env, o) == 33);
+       (*env)->GetByteArrayRegion(env, o, 0, 33, o_ref.compressed_form);
+       LDKCResult_PublicKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyNoneZ), "LDKCResult_PublicKeyNoneZ");
+       *ret_conv = CResult_PublicKeyNoneZ_ok(o_ref);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1err(JNIEnv *env, jclass clz) {
+       LDKCResult_PublicKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyNoneZ), "LDKCResult_PublicKeyNoneZ");
+       *ret_conv = CResult_PublicKeyNoneZ_err();
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_PublicKeyNoneZ* o_conv = (LDKCResult_PublicKeyNoneZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_PublicKeyNoneZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_PublicKeyNoneZ _res_conv = *(LDKCResult_PublicKeyNoneZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_PublicKeyNoneZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_PublicKeyNoneZ_clone_ptr(LDKCResult_PublicKeyNoneZ *NONNULL_PTR arg) {
+       LDKCResult_PublicKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyNoneZ), "LDKCResult_PublicKeyNoneZ");
+       *ret_conv = CResult_PublicKeyNoneZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_PublicKeyNoneZ* arg_conv = (LDKCResult_PublicKeyNoneZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_PublicKeyNoneZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_PublicKeyNoneZ* orig_conv = (LDKCResult_PublicKeyNoneZ*)untag_ptr(orig);
+       LDKCResult_PublicKeyNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyNoneZ), "LDKCResult_PublicKeyNoneZ");
+       *ret_conv = CResult_PublicKeyNoneZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1ScalarZ_1some(JNIEnv *env, jclass clz, int64_t o) {
+       void* o_ptr = untag_ptr(o);
+       CHECK_ACCESS(o_ptr);
+       LDKBigEndianScalar o_conv = *(LDKBigEndianScalar*)(o_ptr);
+       // WARNING: we may need a move here but no clone is available for LDKBigEndianScalar
+       LDKCOption_ScalarZ *ret_copy = MALLOC(sizeof(LDKCOption_ScalarZ), "LDKCOption_ScalarZ");
+       *ret_copy = COption_ScalarZ_some(o_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1ScalarZ_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_ScalarZ *ret_copy = MALLOC(sizeof(LDKCOption_ScalarZ), "LDKCOption_ScalarZ");
+       *ret_copy = COption_ScalarZ_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1ScalarZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_ScalarZ _res_conv = *(LDKCOption_ScalarZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_ScalarZ_free(_res_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
+       LDKThirtyTwoBytes o_ref;
+       CHECK((*env)->GetArrayLength(env, o) == 32);
+       (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
+       LDKCResult_SharedSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SharedSecretNoneZ), "LDKCResult_SharedSecretNoneZ");
+       *ret_conv = CResult_SharedSecretNoneZ_ok(o_ref);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1err(JNIEnv *env, jclass clz) {
+       LDKCResult_SharedSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SharedSecretNoneZ), "LDKCResult_SharedSecretNoneZ");
+       *ret_conv = CResult_SharedSecretNoneZ_err();
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_SharedSecretNoneZ* o_conv = (LDKCResult_SharedSecretNoneZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_SharedSecretNoneZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_SharedSecretNoneZ _res_conv = *(LDKCResult_SharedSecretNoneZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_SharedSecretNoneZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_SharedSecretNoneZ_clone_ptr(LDKCResult_SharedSecretNoneZ *NONNULL_PTR arg) {
+       LDKCResult_SharedSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SharedSecretNoneZ), "LDKCResult_SharedSecretNoneZ");
+       *ret_conv = CResult_SharedSecretNoneZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_SharedSecretNoneZ* arg_conv = (LDKCResult_SharedSecretNoneZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_SharedSecretNoneZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SharedSecretNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_SharedSecretNoneZ* orig_conv = (LDKCResult_SharedSecretNoneZ*)untag_ptr(orig);
+       LDKCResult_SharedSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_SharedSecretNoneZ), "LDKCResult_SharedSecretNoneZ");
+       *ret_conv = CResult_SharedSecretNoneZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKSign o_conv = *(LDKSign*)(o_ptr);
        if (o_conv.free == LDKSign_JCalls_free) {
@@ -18986,68 +20308,67 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1
        }
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_SignDecodeErrorZ* o_conv = (LDKCResult_SignDecodeErrorZ*)(o & ~1);
+       LDKCResult_SignDecodeErrorZ* o_conv = (LDKCResult_SignDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_SignDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_SignDecodeErrorZ _res_conv = *(LDKCResult_SignDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_SignDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_SignDecodeErrorZ_clone_ptr(LDKCResult_SignDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_SignDecodeErrorZ_clone_ptr(LDKCResult_SignDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_SignDecodeErrorZ* arg_conv = (LDKCResult_SignDecodeErrorZ*)(arg & ~1);
+       LDKCResult_SignDecodeErrorZ* arg_conv = (LDKCResult_SignDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_SignDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_SignDecodeErrorZ* orig_conv = (LDKCResult_SignDecodeErrorZ*)(orig & ~1);
+       LDKCResult_SignDecodeErrorZ* orig_conv = (LDKCResult_SignDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_SignDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignDecodeErrorZ), "LDKCResult_SignDecodeErrorZ");
        *ret_conv = CResult_SignDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1u5Z_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
-       LDKCVec_u5Z _res_constr;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1U5Z_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
+       LDKCVec_U5Z _res_constr;
        _res_constr.datalen = (*env)->GetArrayLength(env, _res);
        if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKu5), "LDKCVec_u5Z Elements");
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKU5), "LDKCVec_U5Z Elements");
        else
                _res_constr.data = NULL;
        int8_t* _res_vals = (*env)->GetByteArrayElements (env, _res, NULL);
        for (size_t h = 0; h < _res_constr.datalen; h++) {
                int8_t _res_conv_7 = _res_vals[h];
                
-               _res_constr.data[h] = (LDKu5){ ._0 = _res_conv_7 };
+               _res_constr.data[h] = (LDKU5){ ._0 = _res_conv_7 };
        }
        (*env)->ReleaseByteArrayElements(env, _res, _res_vals, 0);
-       CVec_u5Z_free(_res_constr);
+       CVec_U5Z_free(_res_constr);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
@@ -19056,46 +20377,46 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatu
        (*env)->GetByteArrayRegion(env, o, 0, 68, o_ref.serialized_form);
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
        *ret_conv = CResult_RecoverableSignatureNoneZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
        *ret_conv = CResult_RecoverableSignatureNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RecoverableSignatureNoneZ* o_conv = (LDKCResult_RecoverableSignatureNoneZ*)(o & ~1);
+       LDKCResult_RecoverableSignatureNoneZ* o_conv = (LDKCResult_RecoverableSignatureNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RecoverableSignatureNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RecoverableSignatureNoneZ _res_conv = *(LDKCResult_RecoverableSignatureNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RecoverableSignatureNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RecoverableSignatureNoneZ_clone_ptr(LDKCResult_RecoverableSignatureNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RecoverableSignatureNoneZ_clone_ptr(LDKCResult_RecoverableSignatureNoneZ *NONNULL_PTR arg) {
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
        *ret_conv = CResult_RecoverableSignatureNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RecoverableSignatureNoneZ* arg_conv = (LDKCResult_RecoverableSignatureNoneZ*)(arg & ~1);
+       LDKCResult_RecoverableSignatureNoneZ* arg_conv = (LDKCResult_RecoverableSignatureNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RecoverableSignatureNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RecoverableSignatureNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RecoverableSignatureNoneZ* orig_conv = (LDKCResult_RecoverableSignatureNoneZ*)(orig & ~1);
+       LDKCResult_RecoverableSignatureNoneZ* orig_conv = (LDKCResult_RecoverableSignatureNoneZ*)untag_ptr(orig);
        LDKCResult_RecoverableSignatureNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_RecoverableSignatureNoneZ), "LDKCResult_RecoverableSignatureNoneZ");
        *ret_conv = CResult_RecoverableSignatureNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1u8Z_1free(JNIEnv *env, jclass clz, int8_tArray _res) {
@@ -19141,101 +20462,100 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNo
        }
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_ok(o_constr);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CVec_CVec_u8ZZNoneZ* o_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(o & ~1);
+       LDKCResult_CVec_CVec_u8ZZNoneZ* o_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CVec_CVec_u8ZZNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CVec_CVec_u8ZZNoneZ _res_conv = *(LDKCResult_CVec_CVec_u8ZZNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CVec_CVec_u8ZZNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(LDKCResult_CVec_CVec_u8ZZNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(LDKCResult_CVec_CVec_u8ZZNoneZ *NONNULL_PTR arg) {
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CVec_CVec_u8ZZNoneZ* arg_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(arg & ~1);
+       LDKCResult_CVec_CVec_u8ZZNoneZ* arg_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CVec_CVec_u8ZZNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1CVec_1u8ZZNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CVec_CVec_u8ZZNoneZ* orig_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)(orig & ~1);
+       LDKCResult_CVec_CVec_u8ZZNoneZ* orig_conv = (LDKCResult_CVec_CVec_u8ZZNoneZ*)untag_ptr(orig);
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = CResult_CVec_CVec_u8ZZNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKInMemorySigner o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = InMemorySigner_clone(&o_conv);
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_InMemorySignerDecodeErrorZ* o_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(o & ~1);
+       LDKCResult_InMemorySignerDecodeErrorZ* o_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_InMemorySignerDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InMemorySignerDecodeErrorZ _res_conv = *(LDKCResult_InMemorySignerDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_InMemorySignerDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_InMemorySignerDecodeErrorZ_clone_ptr(LDKCResult_InMemorySignerDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_InMemorySignerDecodeErrorZ_clone_ptr(LDKCResult_InMemorySignerDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_InMemorySignerDecodeErrorZ* arg_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(arg & ~1);
+       LDKCResult_InMemorySignerDecodeErrorZ* arg_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_InMemorySignerDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InMemorySignerDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_InMemorySignerDecodeErrorZ* orig_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)(orig & ~1);
+       LDKCResult_InMemorySignerDecodeErrorZ* orig_conv = (LDKCResult_InMemorySignerDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = CResult_InMemorySignerDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1TxOutZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -19248,10 +20568,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1TxOutZ_1free(JNIEnv *env
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t h = 0; h < _res_constr.datalen; h++) {
                int64_t _res_conv_7 = _res_vals[h];
-               void* _res_conv_7_ptr = (void*)(((uintptr_t)_res_conv_7) & ~1);
+               void* _res_conv_7_ptr = untag_ptr(_res_conv_7);
                CHECK_ACCESS(_res_conv_7_ptr);
                LDKTxOut _res_conv_7_conv = *(LDKTxOut*)(_res_conv_7_ptr);
-               FREE((void*)_res_conv_7);
+               FREE(untag_ptr(_res_conv_7));
                _res_constr.data[h] = _res_conv_7_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -19266,64 +20586,64 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1
        o_ref.data_is_owned = true;
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_TransactionNoneZ* o_conv = (LDKCResult_TransactionNoneZ*)(o & ~1);
+       LDKCResult_TransactionNoneZ* o_conv = (LDKCResult_TransactionNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_TransactionNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_TransactionNoneZ _res_conv = *(LDKCResult_TransactionNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_TransactionNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_TransactionNoneZ_clone_ptr(LDKCResult_TransactionNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_TransactionNoneZ_clone_ptr(LDKCResult_TransactionNoneZ *NONNULL_PTR arg) {
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_TransactionNoneZ* arg_conv = (LDKCResult_TransactionNoneZ*)(arg & ~1);
+       LDKCResult_TransactionNoneZ* arg_conv = (LDKCResult_TransactionNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_TransactionNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1TransactionNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_TransactionNoneZ* orig_conv = (LDKCResult_TransactionNoneZ*)(orig & ~1);
+       LDKCResult_TransactionNoneZ* orig_conv = (LDKCResult_TransactionNoneZ*)untag_ptr(orig);
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = CResult_TransactionNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t C2Tuple_BlockHashChannelMonitorZ_clone_ptr(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_BlockHashChannelMonitorZ_clone_ptr(LDKC2Tuple_BlockHashChannelMonitorZ *NONNULL_PTR arg) {
        LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
        *ret_conv = C2Tuple_BlockHashChannelMonitorZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMonitorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* arg_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(arg & ~1);
+       LDKC2Tuple_BlockHashChannelMonitorZ* arg_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_BlockHashChannelMonitorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMonitorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_BlockHashChannelMonitorZ* orig_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)(orig & ~1);
+       LDKC2Tuple_BlockHashChannelMonitorZ* orig_conv = (LDKC2Tuple_BlockHashChannelMonitorZ*)untag_ptr(orig);
        LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
        *ret_conv = C2Tuple_BlockHashChannelMonitorZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMonitorZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int64_t b) {
@@ -19331,21 +20651,21 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMo
        CHECK((*env)->GetArrayLength(env, a) == 32);
        (*env)->GetByteArrayRegion(env, a, 0, 32, a_ref.data);
        LDKChannelMonitor b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = (b & 1) || (b == 0);
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
        b_conv = ChannelMonitor_clone(&b_conv);
        LDKC2Tuple_BlockHashChannelMonitorZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelMonitorZ), "LDKC2Tuple_BlockHashChannelMonitorZ");
        *ret_conv = C2Tuple_BlockHashChannelMonitorZ_new(a_ref, b_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMonitorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_BlockHashChannelMonitorZ _res_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_BlockHashChannelMonitorZ_free(_res_conv);
 }
 
@@ -19359,10 +20679,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1BlockHashChanne
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t j = 0; j < _res_constr.datalen; j++) {
                int64_t _res_conv_35 = _res_vals[j];
-               void* _res_conv_35_ptr = (void*)(((uintptr_t)_res_conv_35) & ~1);
+               void* _res_conv_35_ptr = untag_ptr(_res_conv_35);
                CHECK_ACCESS(_res_conv_35_ptr);
                LDKC2Tuple_BlockHashChannelMonitorZ _res_conv_35_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(_res_conv_35_ptr);
-               FREE((void*)_res_conv_35);
+               FREE(untag_ptr(_res_conv_35));
                _res_constr.data[j] = _res_conv_35_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -19379,148 +20699,148 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1Blo
        int64_t* o_vals = (*env)->GetLongArrayElements (env, o, NULL);
        for (size_t j = 0; j < o_constr.datalen; j++) {
                int64_t o_conv_35 = o_vals[j];
-               void* o_conv_35_ptr = (void*)(((uintptr_t)o_conv_35) & ~1);
+               void* o_conv_35_ptr = untag_ptr(o_conv_35);
                CHECK_ACCESS(o_conv_35_ptr);
                LDKC2Tuple_BlockHashChannelMonitorZ o_conv_35_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(o_conv_35_ptr);
-               o_conv_35_conv = C2Tuple_BlockHashChannelMonitorZ_clone((LDKC2Tuple_BlockHashChannelMonitorZ*)(((uintptr_t)o_conv_35) & ~1));
+               o_conv_35_conv = C2Tuple_BlockHashChannelMonitorZ_clone((LDKC2Tuple_BlockHashChannelMonitorZ*)untag_ptr(o_conv_35));
                o_constr.data[j] = o_conv_35_conv;
        }
        (*env)->ReleaseLongArrayElements(env, o, o_vals, 0);
        LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
        *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_ok(o_constr);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1BlockHashChannelMonitorZZErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
        LDKIOError e_conv = LDKIOError_from_java(env, e);
        LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
        *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1BlockHashChannelMonitorZZErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* o_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(o & ~1);
+       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* o_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1BlockHashChannelMonitorZZErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ _res_conv = *(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone_ptr(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone_ptr(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ *NONNULL_PTR arg) {
        LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
        *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1BlockHashChannelMonitorZZErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* arg_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(arg & ~1);
+       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* arg_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1C2Tuple_1BlockHashChannelMonitorZZErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* orig_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)(orig & ~1);
+       LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* orig_conv = (LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ*)untag_ptr(orig);
        LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
        *ret_conv = CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u16Z_1some(JNIEnv *env, jclass clz, int16_t o) {
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_some(o);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u16Z_1none(JNIEnv *env, jclass clz) {
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1u16Z_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_u16Z _res_conv = *(LDKCOption_u16Z*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_u16Z_free(_res_conv);
 }
 
-static inline uintptr_t COption_u16Z_clone_ptr(LDKCOption_u16Z *NONNULL_PTR arg) {
+static inline uint64_t COption_u16Z_clone_ptr(LDKCOption_u16Z *NONNULL_PTR arg) {
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u16Z_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_u16Z* arg_conv = (LDKCOption_u16Z*)arg;
+       LDKCOption_u16Z* arg_conv = (LDKCOption_u16Z*)untag_ptr(arg);
        int64_t ret_conv = COption_u16Z_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1u16Z_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_u16Z* orig_conv = (LDKCOption_u16Z*)orig;
+       LDKCOption_u16Z* orig_conv = (LDKCOption_u16Z*)untag_ptr(orig);
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = COption_u16Z_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1ok(JNIEnv *env, jclass clz) {
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_ok();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)untag_ptr(e));
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NoneAPIErrorZ* o_conv = (LDKCResult_NoneAPIErrorZ*)(o & ~1);
+       LDKCResult_NoneAPIErrorZ* o_conv = (LDKCResult_NoneAPIErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NoneAPIErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NoneAPIErrorZ _res_conv = *(LDKCResult_NoneAPIErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NoneAPIErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NoneAPIErrorZ_clone_ptr(LDKCResult_NoneAPIErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NoneAPIErrorZ_clone_ptr(LDKCResult_NoneAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NoneAPIErrorZ* arg_conv = (LDKCResult_NoneAPIErrorZ*)(arg & ~1);
+       LDKCResult_NoneAPIErrorZ* arg_conv = (LDKCResult_NoneAPIErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NoneAPIErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NoneAPIErrorZ* orig_conv = (LDKCResult_NoneAPIErrorZ*)(orig & ~1);
+       LDKCResult_NoneAPIErrorZ* orig_conv = (LDKCResult_NoneAPIErrorZ*)untag_ptr(orig);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = CResult_NoneAPIErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1CResult_1NoneAPIErrorZZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -19533,10 +20853,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1CResult_1NoneAPIErrorZZ_
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t w = 0; w < _res_constr.datalen; w++) {
                int64_t _res_conv_22 = _res_vals[w];
-               void* _res_conv_22_ptr = (void*)(((uintptr_t)_res_conv_22) & ~1);
+               void* _res_conv_22_ptr = untag_ptr(_res_conv_22);
                CHECK_ACCESS(_res_conv_22_ptr);
                LDKCResult_NoneAPIErrorZ _res_conv_22_conv = *(LDKCResult_NoneAPIErrorZ*)(_res_conv_22_ptr);
-               FREE((void*)_res_conv_22);
+               FREE(untag_ptr(_res_conv_22));
                _res_constr.data[w] = _res_conv_22_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -19553,10 +20873,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1APIErrorZ_1free(JNIEnv *
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t k = 0; k < _res_constr.datalen; k++) {
                int64_t _res_conv_10 = _res_vals[k];
-               void* _res_conv_10_ptr = (void*)(((uintptr_t)_res_conv_10) & ~1);
+               void* _res_conv_10_ptr = untag_ptr(_res_conv_10);
                CHECK_ACCESS(_res_conv_10_ptr);
                LDKAPIError _res_conv_10_conv = *(LDKAPIError*)(_res_conv_10_ptr);
-               FREE((void*)_res_conv_10);
+               FREE(untag_ptr(_res_conv_10));
                _res_constr.data[k] = _res_conv_10_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -19569,169 +20889,169 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1o
        (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)untag_ptr(e));
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult__u832APIErrorZ* o_conv = (LDKCResult__u832APIErrorZ*)(o & ~1);
+       LDKCResult__u832APIErrorZ* o_conv = (LDKCResult__u832APIErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult__u832APIErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult__u832APIErrorZ _res_conv = *(LDKCResult__u832APIErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult__u832APIErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult__u832APIErrorZ_clone_ptr(LDKCResult__u832APIErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult__u832APIErrorZ_clone_ptr(LDKCResult__u832APIErrorZ *NONNULL_PTR arg) {
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult__u832APIErrorZ* arg_conv = (LDKCResult__u832APIErrorZ*)(arg & ~1);
+       LDKCResult__u832APIErrorZ* arg_conv = (LDKCResult__u832APIErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult__u832APIErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1_1u832APIErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult__u832APIErrorZ* orig_conv = (LDKCResult__u832APIErrorZ*)(orig & ~1);
+       LDKCResult__u832APIErrorZ* orig_conv = (LDKCResult__u832APIErrorZ*)untag_ptr(orig);
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
        *ret_conv = CResult__u832APIErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
-       LDKThirtyTwoBytes o_ref;
-       CHECK((*env)->GetArrayLength(env, o) == 32);
-       (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
-       LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
-       *ret_conv = CResult_PaymentIdPaymentSendFailureZ_ok(o_ref);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
-       CHECK_ACCESS(e_ptr);
-       LDKPaymentSendFailure e_conv = *(LDKPaymentSendFailure*)(e_ptr);
-       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)e) & ~1));
-       LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
-       *ret_conv = CResult_PaymentIdPaymentSendFailureZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PaymentIdPaymentSendFailureZ* o_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(o & ~1);
-       jboolean ret_conv = CResult_PaymentIdPaymentSendFailureZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_PaymentIdPaymentSendFailureZ _res_conv = *(LDKCResult_PaymentIdPaymentSendFailureZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_PaymentIdPaymentSendFailureZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_PaymentIdPaymentSendFailureZ_clone_ptr(LDKCResult_PaymentIdPaymentSendFailureZ *NONNULL_PTR arg) {
-       LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
-       *ret_conv = CResult_PaymentIdPaymentSendFailureZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PaymentIdPaymentSendFailureZ* arg_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(arg & ~1);
-       int64_t ret_conv = CResult_PaymentIdPaymentSendFailureZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentSendFailureZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PaymentIdPaymentSendFailureZ* orig_conv = (LDKCResult_PaymentIdPaymentSendFailureZ*)(orig & ~1);
-       LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
-       *ret_conv = CResult_PaymentIdPaymentSendFailureZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1ok(JNIEnv *env, jclass clz) {
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_ok();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKPaymentSendFailure e_conv = *(LDKPaymentSendFailure*)(e_ptr);
-       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)e) & ~1));
+       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)untag_ptr(e));
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NonePaymentSendFailureZ* o_conv = (LDKCResult_NonePaymentSendFailureZ*)(o & ~1);
+       LDKCResult_NonePaymentSendFailureZ* o_conv = (LDKCResult_NonePaymentSendFailureZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NonePaymentSendFailureZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NonePaymentSendFailureZ _res_conv = *(LDKCResult_NonePaymentSendFailureZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NonePaymentSendFailureZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NonePaymentSendFailureZ_clone_ptr(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NonePaymentSendFailureZ_clone_ptr(LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR arg) {
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NonePaymentSendFailureZ* arg_conv = (LDKCResult_NonePaymentSendFailureZ*)(arg & ~1);
+       LDKCResult_NonePaymentSendFailureZ* arg_conv = (LDKCResult_NonePaymentSendFailureZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NonePaymentSendFailureZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NonePaymentSendFailureZ* orig_conv = (LDKCResult_NonePaymentSendFailureZ*)(orig & ~1);
+       LDKCResult_NonePaymentSendFailureZ* orig_conv = (LDKCResult_NonePaymentSendFailureZ*)untag_ptr(orig);
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = CResult_NonePaymentSendFailureZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
+       LDKThirtyTwoBytes o_ref;
+       CHECK((*env)->GetArrayLength(env, o) == 32);
+       (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
+       LDKCResult_PaymentHashPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentHashPaymentSendFailureZ), "LDKCResult_PaymentHashPaymentSendFailureZ");
+       *ret_conv = CResult_PaymentHashPaymentSendFailureZ_ok(o_ref);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKPaymentSendFailure e_conv = *(LDKPaymentSendFailure*)(e_ptr);
+       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)untag_ptr(e));
+       LDKCResult_PaymentHashPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentHashPaymentSendFailureZ), "LDKCResult_PaymentHashPaymentSendFailureZ");
+       *ret_conv = CResult_PaymentHashPaymentSendFailureZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_PaymentHashPaymentSendFailureZ* o_conv = (LDKCResult_PaymentHashPaymentSendFailureZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_PaymentHashPaymentSendFailureZ_is_ok(o_conv);
+       return ret_conv;
 }
 
-static inline uintptr_t C2Tuple_PaymentHashPaymentIdZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR arg) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_PaymentHashPaymentSendFailureZ _res_conv = *(LDKCResult_PaymentHashPaymentSendFailureZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_PaymentHashPaymentSendFailureZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_PaymentHashPaymentSendFailureZ_clone_ptr(LDKCResult_PaymentHashPaymentSendFailureZ *NONNULL_PTR arg) {
+       LDKCResult_PaymentHashPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentHashPaymentSendFailureZ), "LDKCResult_PaymentHashPaymentSendFailureZ");
+       *ret_conv = CResult_PaymentHashPaymentSendFailureZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_PaymentHashPaymentSendFailureZ* arg_conv = (LDKCResult_PaymentHashPaymentSendFailureZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_PaymentHashPaymentSendFailureZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentHashPaymentSendFailureZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_PaymentHashPaymentSendFailureZ* orig_conv = (LDKCResult_PaymentHashPaymentSendFailureZ*)untag_ptr(orig);
+       LDKCResult_PaymentHashPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentHashPaymentSendFailureZ), "LDKCResult_PaymentHashPaymentSendFailureZ");
+       *ret_conv = CResult_PaymentHashPaymentSendFailureZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+static inline uint64_t C2Tuple_PaymentHashPaymentIdZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentIdZ *NONNULL_PTR arg) {
        LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
        *ret_conv = C2Tuple_PaymentHashPaymentIdZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentIdZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_PaymentHashPaymentIdZ* arg_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(arg & ~1);
+       LDKC2Tuple_PaymentHashPaymentIdZ* arg_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_PaymentHashPaymentIdZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentIdZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_PaymentHashPaymentIdZ* orig_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)(orig & ~1);
+       LDKC2Tuple_PaymentHashPaymentIdZ* orig_conv = (LDKC2Tuple_PaymentHashPaymentIdZ*)untag_ptr(orig);
        LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
        *ret_conv = C2Tuple_PaymentHashPaymentIdZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentIdZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int8_tArray b) {
@@ -19743,69 +21063,69 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPayment
        (*env)->GetByteArrayRegion(env, b, 0, 32, b_ref.data);
        LDKC2Tuple_PaymentHashPaymentIdZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentIdZ), "LDKC2Tuple_PaymentHashPaymentIdZ");
        *ret_conv = C2Tuple_PaymentHashPaymentIdZ_new(a_ref, b_ref);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentIdZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_PaymentHashPaymentIdZ _res_conv = *(LDKC2Tuple_PaymentHashPaymentIdZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_PaymentHashPaymentIdZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_PaymentHashPaymentIdZ o_conv = *(LDKC2Tuple_PaymentHashPaymentIdZ*)(o_ptr);
-       o_conv = C2Tuple_PaymentHashPaymentIdZ_clone((LDKC2Tuple_PaymentHashPaymentIdZ*)(((uintptr_t)o) & ~1));
+       o_conv = C2Tuple_PaymentHashPaymentIdZ_clone((LDKC2Tuple_PaymentHashPaymentIdZ*)untag_ptr(o));
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKPaymentSendFailure e_conv = *(LDKPaymentSendFailure*)(e_ptr);
-       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)e) & ~1));
+       e_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)untag_ptr(e));
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(o & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)untag_ptr(o);
        jboolean ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ _res_conv = *(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(arg & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentIdZPaymentSendFailureZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)(orig & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ*)untag_ptr(orig);
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ThirtyTwoBytesZ_1free(JNIEnv *env, jclass clz, jobjectArray _res) {
@@ -19825,22 +21145,22 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ThirtyTwoBytesZ_1free(JN
        CVec_ThirtyTwoBytesZ_free(_res_constr);
 }
 
-static inline uintptr_t C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(LDKC2Tuple_PaymentHashPaymentSecretZ *NONNULL_PTR arg) {
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = C2Tuple_PaymentHashPaymentSecretZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentSecretZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_PaymentHashPaymentSecretZ* arg_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(arg & ~1);
+       LDKC2Tuple_PaymentHashPaymentSecretZ* arg_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_PaymentHashPaymentSecretZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentSecretZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_PaymentHashPaymentSecretZ* orig_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)(orig & ~1);
+       LDKC2Tuple_PaymentHashPaymentSecretZ* orig_conv = (LDKC2Tuple_PaymentHashPaymentSecretZ*)untag_ptr(orig);
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = C2Tuple_PaymentHashPaymentSecretZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentSecretZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int8_tArray b) {
@@ -19852,118 +21172,118 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPayment
        (*env)->GetByteArrayRegion(env, b, 0, 32, b_ref.data);
        LDKC2Tuple_PaymentHashPaymentSecretZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PaymentHashPaymentSecretZ), "LDKC2Tuple_PaymentHashPaymentSecretZ");
        *ret_conv = C2Tuple_PaymentHashPaymentSecretZ_new(a_ref, b_ref);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PaymentHashPaymentSecretZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_PaymentHashPaymentSecretZ _res_conv = *(LDKC2Tuple_PaymentHashPaymentSecretZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_PaymentHashPaymentSecretZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_PaymentHashPaymentSecretZ o_conv = *(LDKC2Tuple_PaymentHashPaymentSecretZ*)(o_ptr);
-       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)(((uintptr_t)o) & ~1));
+       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)untag_ptr(o));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(o & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ _res_conv = *(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(arg & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)(orig & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ*)untag_ptr(orig);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_PaymentHashPaymentSecretZ o_conv = *(LDKC2Tuple_PaymentHashPaymentSecretZ*)(o_ptr);
-       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)(((uintptr_t)o) & ~1));
+       o_conv = C2Tuple_PaymentHashPaymentSecretZ_clone((LDKC2Tuple_PaymentHashPaymentSecretZ*)untag_ptr(o));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)untag_ptr(e));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(o & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* o_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ _res_conv = *(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(arg & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* arg_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1PaymentHashPaymentSecretZAPIErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)(orig & ~1);
+       LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* orig_conv = (LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ*)untag_ptr(orig);
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
@@ -19972,46 +21292,46 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ
        (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PaymentSecretNoneZ* o_conv = (LDKCResult_PaymentSecretNoneZ*)(o & ~1);
+       LDKCResult_PaymentSecretNoneZ* o_conv = (LDKCResult_PaymentSecretNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PaymentSecretNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentSecretNoneZ _res_conv = *(LDKCResult_PaymentSecretNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PaymentSecretNoneZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PaymentSecretNoneZ_clone_ptr(LDKCResult_PaymentSecretNoneZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PaymentSecretNoneZ_clone_ptr(LDKCResult_PaymentSecretNoneZ *NONNULL_PTR arg) {
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PaymentSecretNoneZ* arg_conv = (LDKCResult_PaymentSecretNoneZ*)(arg & ~1);
+       LDKCResult_PaymentSecretNoneZ* arg_conv = (LDKCResult_PaymentSecretNoneZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PaymentSecretNoneZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretNoneZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PaymentSecretNoneZ* orig_conv = (LDKCResult_PaymentSecretNoneZ*)(orig & ~1);
+       LDKCResult_PaymentSecretNoneZ* orig_conv = (LDKCResult_PaymentSecretNoneZ*)untag_ptr(orig);
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = CResult_PaymentSecretNoneZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
@@ -20020,50 +21340,50 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIEr
        (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)untag_ptr(e));
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PaymentSecretAPIErrorZ* o_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(o & ~1);
+       LDKCResult_PaymentSecretAPIErrorZ* o_conv = (LDKCResult_PaymentSecretAPIErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PaymentSecretAPIErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentSecretAPIErrorZ _res_conv = *(LDKCResult_PaymentSecretAPIErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PaymentSecretAPIErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PaymentSecretAPIErrorZ_clone_ptr(LDKCResult_PaymentSecretAPIErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PaymentSecretAPIErrorZ_clone_ptr(LDKCResult_PaymentSecretAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PaymentSecretAPIErrorZ* arg_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(arg & ~1);
+       LDKCResult_PaymentSecretAPIErrorZ* arg_conv = (LDKCResult_PaymentSecretAPIErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PaymentSecretAPIErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentSecretAPIErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PaymentSecretAPIErrorZ* orig_conv = (LDKCResult_PaymentSecretAPIErrorZ*)(orig & ~1);
+       LDKCResult_PaymentSecretAPIErrorZ* orig_conv = (LDKCResult_PaymentSecretAPIErrorZ*)untag_ptr(orig);
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = CResult_PaymentSecretAPIErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
@@ -20072,270 +21392,266 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPI
        (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKAPIError e_conv = *(LDKAPIError*)(e_ptr);
-       e_conv = APIError_clone((LDKAPIError*)(((uintptr_t)e) & ~1));
+       e_conv = APIError_clone((LDKAPIError*)untag_ptr(e));
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PaymentPreimageAPIErrorZ* o_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(o & ~1);
+       LDKCResult_PaymentPreimageAPIErrorZ* o_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PaymentPreimageAPIErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentPreimageAPIErrorZ _res_conv = *(LDKCResult_PaymentPreimageAPIErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PaymentPreimageAPIErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PaymentPreimageAPIErrorZ_clone_ptr(LDKCResult_PaymentPreimageAPIErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PaymentPreimageAPIErrorZ_clone_ptr(LDKCResult_PaymentPreimageAPIErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PaymentPreimageAPIErrorZ* arg_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(arg & ~1);
+       LDKCResult_PaymentPreimageAPIErrorZ* arg_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PaymentPreimageAPIErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentPreimageAPIErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PaymentPreimageAPIErrorZ* orig_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)(orig & ~1);
+       LDKCResult_PaymentPreimageAPIErrorZ* orig_conv = (LDKCResult_PaymentPreimageAPIErrorZ*)untag_ptr(orig);
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = CResult_PaymentPreimageAPIErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKCounterpartyForwardingInfo o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = CounterpartyForwardingInfo_clone(&o_conv);
        LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
        *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
        *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* o_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(o & ~1);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* o_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CounterpartyForwardingInfoDecodeErrorZ _res_conv = *(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CounterpartyForwardingInfoDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CounterpartyForwardingInfoDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CounterpartyForwardingInfoDecodeErrorZ_clone_ptr(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
        *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(arg & ~1);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* arg_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CounterpartyForwardingInfoDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)(orig & ~1);
+       LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* orig_conv = (LDKCResult_CounterpartyForwardingInfoDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
        *ret_conv = CResult_CounterpartyForwardingInfoDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelCounterparty o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelCounterparty_clone(&o_conv);
        LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
        *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
        *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelCounterpartyDecodeErrorZ* o_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* o_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelCounterpartyDecodeErrorZ _res_conv = *(LDKCResult_ChannelCounterpartyDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelCounterpartyDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelCounterpartyDecodeErrorZ_clone_ptr(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelCounterpartyDecodeErrorZ_clone_ptr(LDKCResult_ChannelCounterpartyDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
        *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelCounterpartyDecodeErrorZ* arg_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* arg_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelCounterpartyDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelCounterpartyDecodeErrorZ* orig_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelCounterpartyDecodeErrorZ* orig_conv = (LDKCResult_ChannelCounterpartyDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
        *ret_conv = CResult_ChannelCounterpartyDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelDetails o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelDetails_clone(&o_conv);
        LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
        *ret_conv = CResult_ChannelDetailsDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
        *ret_conv = CResult_ChannelDetailsDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelDetailsDecodeErrorZ* o_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelDetailsDecodeErrorZ* o_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelDetailsDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelDetailsDecodeErrorZ _res_conv = *(LDKCResult_ChannelDetailsDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelDetailsDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelDetailsDecodeErrorZ_clone_ptr(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelDetailsDecodeErrorZ_clone_ptr(LDKCResult_ChannelDetailsDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
        *ret_conv = CResult_ChannelDetailsDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelDetailsDecodeErrorZ* arg_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelDetailsDecodeErrorZ* arg_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelDetailsDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelDetailsDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelDetailsDecodeErrorZ* orig_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelDetailsDecodeErrorZ* orig_conv = (LDKCResult_ChannelDetailsDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
        *ret_conv = CResult_ChannelDetailsDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKPhantomRouteHints o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = PhantomRouteHints_clone(&o_conv);
        LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
        *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
        *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PhantomRouteHintsDecodeErrorZ* o_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(o & ~1);
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* o_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PhantomRouteHintsDecodeErrorZ _res_conv = *(LDKCResult_PhantomRouteHintsDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PhantomRouteHintsDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PhantomRouteHintsDecodeErrorZ_clone_ptr(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PhantomRouteHintsDecodeErrorZ_clone_ptr(LDKCResult_PhantomRouteHintsDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
        *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PhantomRouteHintsDecodeErrorZ* arg_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(arg & ~1);
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* arg_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PhantomRouteHintsDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PhantomRouteHintsDecodeErrorZ* orig_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)(orig & ~1);
+       LDKCResult_PhantomRouteHintsDecodeErrorZ* orig_conv = (LDKCResult_PhantomRouteHintsDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
        *ret_conv = CResult_PhantomRouteHintsDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ChannelMonitorZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -20349,8 +21665,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ChannelMonitorZ_1free(JN
        for (size_t q = 0; q < _res_constr.datalen; q++) {
                int64_t _res_conv_16 = _res_vals[q];
                LDKChannelMonitor _res_conv_16_conv;
-               _res_conv_16_conv.inner = (void*)(_res_conv_16 & (~1));
-               _res_conv_16_conv.is_owned = (_res_conv_16 & 1) || (_res_conv_16 == 0);
+               _res_conv_16_conv.inner = untag_ptr(_res_conv_16);
+               _res_conv_16_conv.is_owned = ptr_is_owned(_res_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_16_conv);
                _res_constr.data[q] = _res_conv_16_conv;
        }
@@ -20363,172 +21679,170 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMa
        CHECK((*env)->GetArrayLength(env, a) == 32);
        (*env)->GetByteArrayRegion(env, a, 0, 32, a_ref.data);
        LDKChannelManager b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = (b & 1) || (b == 0);
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
        // WARNING: we need a move here but no clone is available for LDKChannelManager
+       
        LDKC2Tuple_BlockHashChannelManagerZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_BlockHashChannelManagerZ), "LDKC2Tuple_BlockHashChannelManagerZ");
        *ret_conv = C2Tuple_BlockHashChannelManagerZ_new(a_ref, b_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelManagerZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_BlockHashChannelManagerZ _res_conv = *(LDKC2Tuple_BlockHashChannelManagerZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_BlockHashChannelManagerZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKC2Tuple_BlockHashChannelManagerZ o_conv = *(LDKC2Tuple_BlockHashChannelManagerZ*)(o_ptr);
        // WARNING: we may need a move here but no clone is available for LDKC2Tuple_BlockHashChannelManagerZ
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ");
        *ret_conv = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* o_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(o & ~1);
+       LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* o_conv = (LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelManagerZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ _res_conv = *(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelConfig o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelConfig_clone(&o_conv);
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelConfigDecodeErrorZ* o_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelConfigDecodeErrorZ* o_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelConfigDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelConfigDecodeErrorZ _res_conv = *(LDKCResult_ChannelConfigDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelConfigDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelConfigDecodeErrorZ_clone_ptr(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelConfigDecodeErrorZ_clone_ptr(LDKCResult_ChannelConfigDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelConfigDecodeErrorZ* arg_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelConfigDecodeErrorZ* arg_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelConfigDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelConfigDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelConfigDecodeErrorZ* orig_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelConfigDecodeErrorZ* orig_conv = (LDKCResult_ChannelConfigDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = CResult_ChannelConfigDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKOutPoint o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = OutPoint_clone(&o_conv);
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_OutPointDecodeErrorZ* o_conv = (LDKCResult_OutPointDecodeErrorZ*)(o & ~1);
+       LDKCResult_OutPointDecodeErrorZ* o_conv = (LDKCResult_OutPointDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_OutPointDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_OutPointDecodeErrorZ _res_conv = *(LDKCResult_OutPointDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_OutPointDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_OutPointDecodeErrorZ_clone_ptr(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_OutPointDecodeErrorZ_clone_ptr(LDKCResult_OutPointDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_OutPointDecodeErrorZ* arg_conv = (LDKCResult_OutPointDecodeErrorZ*)(arg & ~1);
+       LDKCResult_OutPointDecodeErrorZ* arg_conv = (LDKCResult_OutPointDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_OutPointDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OutPointDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_OutPointDecodeErrorZ* orig_conv = (LDKCResult_OutPointDecodeErrorZ*)(orig & ~1);
+       LDKCResult_OutPointDecodeErrorZ* orig_conv = (LDKCResult_OutPointDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = CResult_OutPointDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1TypeZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKType o_conv = *(LDKType*)(o_ptr);
        if (o_conv.free == LDKType_JCalls_free) {
@@ -20537,98 +21851,97 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1TypeZ_1some(JNIEnv
        }
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1TypeZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1TypeZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_TypeZ _res_conv = *(LDKCOption_TypeZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_TypeZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_TypeZ_clone_ptr(LDKCOption_TypeZ *NONNULL_PTR arg) {
+static inline uint64_t COption_TypeZ_clone_ptr(LDKCOption_TypeZ *NONNULL_PTR arg) {
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1TypeZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_TypeZ* arg_conv = (LDKCOption_TypeZ*)arg;
+       LDKCOption_TypeZ* arg_conv = (LDKCOption_TypeZ*)untag_ptr(arg);
        int64_t ret_conv = COption_TypeZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1TypeZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_TypeZ* orig_conv = (LDKCOption_TypeZ*)orig;
+       LDKCOption_TypeZ* orig_conv = (LDKCOption_TypeZ*)untag_ptr(orig);
        LDKCOption_TypeZ *ret_copy = MALLOC(sizeof(LDKCOption_TypeZ), "LDKCOption_TypeZ");
        *ret_copy = COption_TypeZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKCOption_TypeZ o_conv = *(LDKCOption_TypeZ*)(o_ptr);
-       o_conv = COption_TypeZ_clone((LDKCOption_TypeZ*)(((uintptr_t)o) & ~1));
+       o_conv = COption_TypeZ_clone((LDKCOption_TypeZ*)untag_ptr(o));
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_COption_TypeZDecodeErrorZ* o_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(o & ~1);
+       LDKCResult_COption_TypeZDecodeErrorZ* o_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_COption_TypeZDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_TypeZDecodeErrorZ _res_conv = *(LDKCResult_COption_TypeZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_COption_TypeZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_COption_TypeZDecodeErrorZ_clone_ptr(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_COption_TypeZDecodeErrorZ_clone_ptr(LDKCResult_COption_TypeZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_COption_TypeZDecodeErrorZ* arg_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(arg & ~1);
+       LDKCResult_COption_TypeZDecodeErrorZ* arg_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_COption_TypeZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1TypeZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_COption_TypeZDecodeErrorZ* orig_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)(orig & ~1);
+       LDKCResult_COption_TypeZDecodeErrorZ* orig_conv = (LDKCResult_COption_TypeZDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_COption_TypeZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_TypeZDecodeErrorZ), "LDKCResult_COption_TypeZDecodeErrorZ");
        *ret_conv = CResult_COption_TypeZDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
@@ -20637,857 +21950,427 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentEr
        (*env)->GetByteArrayRegion(env, o, 0, 32, o_ref.data);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_ok(o_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKPaymentError e_conv = *(LDKPaymentError*)(e_ptr);
-       e_conv = PaymentError_clone((LDKPaymentError*)(((uintptr_t)e) & ~1));
+       e_conv = PaymentError_clone((LDKPaymentError*)untag_ptr(e));
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PaymentIdPaymentErrorZ* o_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(o & ~1);
+       LDKCResult_PaymentIdPaymentErrorZ* o_conv = (LDKCResult_PaymentIdPaymentErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PaymentIdPaymentErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PaymentIdPaymentErrorZ _res_conv = *(LDKCResult_PaymentIdPaymentErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PaymentIdPaymentErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PaymentIdPaymentErrorZ_clone_ptr(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PaymentIdPaymentErrorZ_clone_ptr(LDKCResult_PaymentIdPaymentErrorZ *NONNULL_PTR arg) {
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PaymentIdPaymentErrorZ* arg_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(arg & ~1);
+       LDKCResult_PaymentIdPaymentErrorZ* arg_conv = (LDKCResult_PaymentIdPaymentErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PaymentIdPaymentErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PaymentIdPaymentErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PaymentIdPaymentErrorZ* orig_conv = (LDKCResult_PaymentIdPaymentErrorZ*)(orig & ~1);
+       LDKCResult_PaymentIdPaymentErrorZ* orig_conv = (LDKCResult_PaymentIdPaymentErrorZ*)untag_ptr(orig);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = CResult_PaymentIdPaymentErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1ok(JNIEnv *env, jclass clz, jclass o) {
-       LDKSiPrefix o_conv = LDKSiPrefix_from_java(env, o);
-       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
-       *ret_conv = CResult_SiPrefixParseErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
-       CHECK_ACCESS(e_ptr);
-       LDKParseError e_conv = *(LDKParseError*)(e_ptr);
-       e_conv = ParseError_clone((LDKParseError*)(((uintptr_t)e) & ~1));
-       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
-       *ret_conv = CResult_SiPrefixParseErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_SiPrefixParseErrorZ* o_conv = (LDKCResult_SiPrefixParseErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_SiPrefixParseErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_SiPrefixParseErrorZ _res_conv = *(LDKCResult_SiPrefixParseErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_SiPrefixParseErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_SiPrefixParseErrorZ_clone_ptr(LDKCResult_SiPrefixParseErrorZ *NONNULL_PTR arg) {
-       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
-       *ret_conv = CResult_SiPrefixParseErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_SiPrefixParseErrorZ* arg_conv = (LDKCResult_SiPrefixParseErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_SiPrefixParseErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_SiPrefixParseErrorZ* orig_conv = (LDKCResult_SiPrefixParseErrorZ*)(orig & ~1);
-       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
-       *ret_conv = CResult_SiPrefixParseErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKInvoice o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = Invoice_clone(&o_conv);
-       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
-       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
-       CHECK_ACCESS(e_ptr);
-       LDKParseOrSemanticError e_conv = *(LDKParseOrSemanticError*)(e_ptr);
-       e_conv = ParseOrSemanticError_clone((LDKParseOrSemanticError*)(((uintptr_t)e) & ~1));
-       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
-       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_InvoiceParseOrSemanticErrorZ* o_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_InvoiceParseOrSemanticErrorZ_is_ok(o_conv);
-       return ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_InvoiceParseOrSemanticErrorZ _res_conv = *(LDKCResult_InvoiceParseOrSemanticErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_InvoiceParseOrSemanticErrorZ_free(_res_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1ok(JNIEnv *env, jclass clz) {
+       LDKCResult_NonePaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentErrorZ), "LDKCResult_NonePaymentErrorZ");
+       *ret_conv = CResult_NonePaymentErrorZ_ok();
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t CResult_InvoiceParseOrSemanticErrorZ_clone_ptr(LDKCResult_InvoiceParseOrSemanticErrorZ *NONNULL_PTR arg) {
-       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
-       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_InvoiceParseOrSemanticErrorZ* arg_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_InvoiceParseOrSemanticErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_InvoiceParseOrSemanticErrorZ* orig_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)(orig & ~1);
-       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
-       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKSignedRawInvoice o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = SignedRawInvoice_clone(&o_conv);
-       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
-       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
-       LDKParseError e_conv = *(LDKParseError*)(e_ptr);
-       e_conv = ParseError_clone((LDKParseError*)(((uintptr_t)e) & ~1));
-       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
-       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       LDKPaymentError e_conv = *(LDKPaymentError*)(e_ptr);
+       e_conv = PaymentError_clone((LDKPaymentError*)untag_ptr(e));
+       LDKCResult_NonePaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentErrorZ), "LDKCResult_NonePaymentErrorZ");
+       *ret_conv = CResult_NonePaymentErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_SignedRawInvoiceParseErrorZ* o_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_SignedRawInvoiceParseErrorZ_is_ok(o_conv);
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_NonePaymentErrorZ* o_conv = (LDKCResult_NonePaymentErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_NonePaymentErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_SignedRawInvoiceParseErrorZ _res_conv = *(LDKCResult_SignedRawInvoiceParseErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_SignedRawInvoiceParseErrorZ_free(_res_conv);
+       LDKCResult_NonePaymentErrorZ _res_conv = *(LDKCResult_NonePaymentErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_NonePaymentErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_SignedRawInvoiceParseErrorZ_clone_ptr(LDKCResult_SignedRawInvoiceParseErrorZ *NONNULL_PTR arg) {
-       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
-       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+static inline uint64_t CResult_NonePaymentErrorZ_clone_ptr(LDKCResult_NonePaymentErrorZ *NONNULL_PTR arg) {
+       LDKCResult_NonePaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentErrorZ), "LDKCResult_NonePaymentErrorZ");
+       *ret_conv = CResult_NonePaymentErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_SignedRawInvoiceParseErrorZ* arg_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_SignedRawInvoiceParseErrorZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_NonePaymentErrorZ* arg_conv = (LDKCResult_NonePaymentErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_NonePaymentErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_SignedRawInvoiceParseErrorZ* orig_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)(orig & ~1);
-       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
-       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_NonePaymentErrorZ* orig_conv = (LDKCResult_NonePaymentErrorZ*)untag_ptr(orig);
+       LDKCResult_NonePaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentErrorZ), "LDKCResult_NonePaymentErrorZ");
+       *ret_conv = CResult_NonePaymentErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR arg) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
-       *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(arg);
-       return ((int64_t)ret_conv);
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* arg_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(arg & ~1);
-       int64_t ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* orig_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(orig & ~1);
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
-       *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1new(JNIEnv *env, jclass clz, int64_t a, int8_tArray b, int64_t c) {
-       LDKRawInvoice a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
-       a_conv = RawInvoice_clone(&a_conv);
-       LDKThirtyTwoBytes b_ref;
-       CHECK((*env)->GetArrayLength(env, b) == 32);
-       (*env)->GetByteArrayRegion(env, b, 0, 32, b_ref.data);
-       LDKInvoiceSignature c_conv;
-       c_conv.inner = (void*)(c & (~1));
-       c_conv.is_owned = (c & 1) || (c == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(c_conv);
-       c_conv = InvoiceSignature_clone(&c_conv);
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
-       *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_new(a_conv, b_ref, c_conv);
-       return ((int64_t)ret_conv);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ _res_conv = *(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(_res_ptr);
-       FREE((void*)_res);
-       C3Tuple_RawInvoice_u832InvoiceSignatureZ_free(_res_conv);
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKPayeePubKey o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = PayeePubKey_clone(&o_conv);
-       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
-       *ret_conv = CResult_PayeePubKeyErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1ok(JNIEnv *env, jclass clz, jstring o) {
+       LDKStr o_conv = java_to_owned_str(env, o);
+       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
+       *ret_conv = CResult_StringErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
        LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_java(env, e);
-       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
-       *ret_conv = CResult_PayeePubKeyErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PayeePubKeyErrorZ* o_conv = (LDKCResult_PayeePubKeyErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_PayeePubKeyErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_PayeePubKeyErrorZ _res_conv = *(LDKCResult_PayeePubKeyErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_PayeePubKeyErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_PayeePubKeyErrorZ_clone_ptr(LDKCResult_PayeePubKeyErrorZ *NONNULL_PTR arg) {
-       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
-       *ret_conv = CResult_PayeePubKeyErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PayeePubKeyErrorZ* arg_conv = (LDKCResult_PayeePubKeyErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_PayeePubKeyErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PayeePubKeyErrorZ* orig_conv = (LDKCResult_PayeePubKeyErrorZ*)(orig & ~1);
-       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
-       *ret_conv = CResult_PayeePubKeyErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PrivateRouteZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
-       LDKCVec_PrivateRouteZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKPrivateRoute), "LDKCVec_PrivateRouteZ Elements");
-       else
-               _res_constr.data = NULL;
-       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
-       for (size_t o = 0; o < _res_constr.datalen; o++) {
-               int64_t _res_conv_14 = _res_vals[o];
-               LDKPrivateRoute _res_conv_14_conv;
-               _res_conv_14_conv.inner = (void*)(_res_conv_14 & (~1));
-               _res_conv_14_conv.is_owned = (_res_conv_14 & 1) || (_res_conv_14 == 0);
-               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_14_conv);
-               _res_constr.data[o] = _res_conv_14_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
-       CVec_PrivateRouteZ_free(_res_constr);
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKPositiveTimestamp o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = PositiveTimestamp_clone(&o_conv);
-       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
-       *ret_conv = CResult_PositiveTimestampCreationErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKCreationError e_conv = LDKCreationError_from_java(env, e);
-       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
-       *ret_conv = CResult_PositiveTimestampCreationErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PositiveTimestampCreationErrorZ* o_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_PositiveTimestampCreationErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_PositiveTimestampCreationErrorZ _res_conv = *(LDKCResult_PositiveTimestampCreationErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_PositiveTimestampCreationErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_PositiveTimestampCreationErrorZ_clone_ptr(LDKCResult_PositiveTimestampCreationErrorZ *NONNULL_PTR arg) {
-       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
-       *ret_conv = CResult_PositiveTimestampCreationErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PositiveTimestampCreationErrorZ* arg_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_PositiveTimestampCreationErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PositiveTimestampCreationErrorZ* orig_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)(orig & ~1);
-       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
-       *ret_conv = CResult_PositiveTimestampCreationErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1ok(JNIEnv *env, jclass clz) {
-       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
-       *ret_conv = CResult_NoneSemanticErrorZ_ok();
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKSemanticError e_conv = LDKSemanticError_from_java(env, e);
-       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
-       *ret_conv = CResult_NoneSemanticErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NoneSemanticErrorZ* o_conv = (LDKCResult_NoneSemanticErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_NoneSemanticErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_NoneSemanticErrorZ _res_conv = *(LDKCResult_NoneSemanticErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_NoneSemanticErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_NoneSemanticErrorZ_clone_ptr(LDKCResult_NoneSemanticErrorZ *NONNULL_PTR arg) {
-       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
-       *ret_conv = CResult_NoneSemanticErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NoneSemanticErrorZ* arg_conv = (LDKCResult_NoneSemanticErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_NoneSemanticErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NoneSemanticErrorZ* orig_conv = (LDKCResult_NoneSemanticErrorZ*)(orig & ~1);
-       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
-       *ret_conv = CResult_NoneSemanticErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKInvoice o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = Invoice_clone(&o_conv);
-       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
-       *ret_conv = CResult_InvoiceSemanticErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKSemanticError e_conv = LDKSemanticError_from_java(env, e);
-       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
-       *ret_conv = CResult_InvoiceSemanticErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_InvoiceSemanticErrorZ* o_conv = (LDKCResult_InvoiceSemanticErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_InvoiceSemanticErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_InvoiceSemanticErrorZ _res_conv = *(LDKCResult_InvoiceSemanticErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_InvoiceSemanticErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_InvoiceSemanticErrorZ_clone_ptr(LDKCResult_InvoiceSemanticErrorZ *NONNULL_PTR arg) {
-       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
-       *ret_conv = CResult_InvoiceSemanticErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_InvoiceSemanticErrorZ* arg_conv = (LDKCResult_InvoiceSemanticErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_InvoiceSemanticErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_InvoiceSemanticErrorZ* orig_conv = (LDKCResult_InvoiceSemanticErrorZ*)(orig & ~1);
-       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
-       *ret_conv = CResult_InvoiceSemanticErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKDescription o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = Description_clone(&o_conv);
-       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
-       *ret_conv = CResult_DescriptionCreationErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKCreationError e_conv = LDKCreationError_from_java(env, e);
-       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
-       *ret_conv = CResult_DescriptionCreationErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_DescriptionCreationErrorZ* o_conv = (LDKCResult_DescriptionCreationErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_DescriptionCreationErrorZ_is_ok(o_conv);
-       return ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKCResult_DescriptionCreationErrorZ _res_conv = *(LDKCResult_DescriptionCreationErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_DescriptionCreationErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_DescriptionCreationErrorZ_clone_ptr(LDKCResult_DescriptionCreationErrorZ *NONNULL_PTR arg) {
-       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
-       *ret_conv = CResult_DescriptionCreationErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_DescriptionCreationErrorZ* arg_conv = (LDKCResult_DescriptionCreationErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_DescriptionCreationErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_DescriptionCreationErrorZ* orig_conv = (LDKCResult_DescriptionCreationErrorZ*)(orig & ~1);
-       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
-       *ret_conv = CResult_DescriptionCreationErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKPrivateRoute o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
-       o_conv = PrivateRoute_clone(&o_conv);
-       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
-       *ret_conv = CResult_PrivateRouteCreationErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
-       LDKCreationError e_conv = LDKCreationError_from_java(env, e);
-       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
-       *ret_conv = CResult_PrivateRouteCreationErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
+       *ret_conv = CResult_StringErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PrivateRouteCreationErrorZ* o_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_PrivateRouteCreationErrorZ_is_ok(o_conv);
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_StringErrorZ* o_conv = (LDKCResult_StringErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_StringErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_PrivateRouteCreationErrorZ _res_conv = *(LDKCResult_PrivateRouteCreationErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_PrivateRouteCreationErrorZ_free(_res_conv);
+       LDKCResult_StringErrorZ _res_conv = *(LDKCResult_StringErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_StringErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PrivateRouteCreationErrorZ_clone_ptr(LDKCResult_PrivateRouteCreationErrorZ *NONNULL_PTR arg) {
-       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
-       *ret_conv = CResult_PrivateRouteCreationErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+static inline uint64_t CResult_StringErrorZ_clone_ptr(LDKCResult_StringErrorZ *NONNULL_PTR arg) {
+       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
+       *ret_conv = CResult_StringErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PrivateRouteCreationErrorZ* arg_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_PrivateRouteCreationErrorZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_StringErrorZ* arg_conv = (LDKCResult_StringErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_StringErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PrivateRouteCreationErrorZ* orig_conv = (LDKCResult_PrivateRouteCreationErrorZ*)(orig & ~1);
-       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
-       *ret_conv = CResult_PrivateRouteCreationErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_StringErrorZ* orig_conv = (LDKCResult_StringErrorZ*)untag_ptr(orig);
+       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
+       *ret_conv = CResult_StringErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1ok(JNIEnv *env, jclass clz, jstring o) {
-       LDKStr o_conv = java_to_owned_str(env, o);
-       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
-       *ret_conv = CResult_StringErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
+       LDKPublicKey o_ref;
+       CHECK((*env)->GetArrayLength(env, o) == 33);
+       (*env)->GetByteArrayRegion(env, o, 0, 33, o_ref.compressed_form);
+       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
+       *ret_conv = CResult_PublicKeyErrorZ_ok(o_ref);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
        LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_java(env, e);
-       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
-       *ret_conv = CResult_StringErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
+       *ret_conv = CResult_PublicKeyErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_StringErrorZ* o_conv = (LDKCResult_StringErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_StringErrorZ_is_ok(o_conv);
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_PublicKeyErrorZ* o_conv = (LDKCResult_PublicKeyErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_PublicKeyErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_StringErrorZ _res_conv = *(LDKCResult_StringErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_StringErrorZ_free(_res_conv);
+       LDKCResult_PublicKeyErrorZ _res_conv = *(LDKCResult_PublicKeyErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_PublicKeyErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_StringErrorZ_clone_ptr(LDKCResult_StringErrorZ *NONNULL_PTR arg) {
-       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
-       *ret_conv = CResult_StringErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+static inline uint64_t CResult_PublicKeyErrorZ_clone_ptr(LDKCResult_PublicKeyErrorZ *NONNULL_PTR arg) {
+       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
+       *ret_conv = CResult_PublicKeyErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_StringErrorZ* arg_conv = (LDKCResult_StringErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_StringErrorZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_PublicKeyErrorZ* arg_conv = (LDKCResult_PublicKeyErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_PublicKeyErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1StringErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_StringErrorZ* orig_conv = (LDKCResult_StringErrorZ*)(orig & ~1);
-       LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
-       *ret_conv = CResult_StringErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeyErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_PublicKeyErrorZ* orig_conv = (LDKCResult_PublicKeyErrorZ*)untag_ptr(orig);
+       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
+       *ret_conv = CResult_PublicKeyErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelMonitorUpdate o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelMonitorUpdate_clone(&o_conv);
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* o_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* o_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ _res_conv = *(LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelMonitorUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelMonitorUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* arg_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* arg_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelMonitorUpdateDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* orig_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelMonitorUpdateDecodeErrorZ* orig_conv = (LDKCResult_ChannelMonitorUpdateDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelMonitorUpdateDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1MonitorEventZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKMonitorEvent o_conv = *(LDKMonitorEvent*)(o_ptr);
-       o_conv = MonitorEvent_clone((LDKMonitorEvent*)(((uintptr_t)o) & ~1));
+       o_conv = MonitorEvent_clone((LDKMonitorEvent*)untag_ptr(o));
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1MonitorEventZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1MonitorEventZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_MonitorEventZ _res_conv = *(LDKCOption_MonitorEventZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_MonitorEventZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_MonitorEventZ_clone_ptr(LDKCOption_MonitorEventZ *NONNULL_PTR arg) {
+static inline uint64_t COption_MonitorEventZ_clone_ptr(LDKCOption_MonitorEventZ *NONNULL_PTR arg) {
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1MonitorEventZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_MonitorEventZ* arg_conv = (LDKCOption_MonitorEventZ*)arg;
+       LDKCOption_MonitorEventZ* arg_conv = (LDKCOption_MonitorEventZ*)untag_ptr(arg);
        int64_t ret_conv = COption_MonitorEventZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1MonitorEventZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_MonitorEventZ* orig_conv = (LDKCOption_MonitorEventZ*)orig;
+       LDKCOption_MonitorEventZ* orig_conv = (LDKCOption_MonitorEventZ*)untag_ptr(orig);
        LDKCOption_MonitorEventZ *ret_copy = MALLOC(sizeof(LDKCOption_MonitorEventZ), "LDKCOption_MonitorEventZ");
        *ret_copy = COption_MonitorEventZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKCOption_MonitorEventZ o_conv = *(LDKCOption_MonitorEventZ*)(o_ptr);
-       o_conv = COption_MonitorEventZ_clone((LDKCOption_MonitorEventZ*)(((uintptr_t)o) & ~1));
+       o_conv = COption_MonitorEventZ_clone((LDKCOption_MonitorEventZ*)untag_ptr(o));
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_COption_MonitorEventZDecodeErrorZ* o_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(o & ~1);
+       LDKCResult_COption_MonitorEventZDecodeErrorZ* o_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_COption_MonitorEventZDecodeErrorZ _res_conv = *(LDKCResult_COption_MonitorEventZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_COption_MonitorEventZDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(LDKCResult_COption_MonitorEventZDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_COption_MonitorEventZDecodeErrorZ* arg_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(arg & ~1);
+       LDKCResult_COption_MonitorEventZDecodeErrorZ* arg_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1MonitorEventZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_COption_MonitorEventZDecodeErrorZ* orig_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)(orig & ~1);
+       LDKCResult_COption_MonitorEventZDecodeErrorZ* orig_conv = (LDKCResult_COption_MonitorEventZDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = CResult_COption_MonitorEventZDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKHTLCUpdate o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = HTLCUpdate_clone(&o_conv);
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_HTLCUpdateDecodeErrorZ* o_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(o & ~1);
+       LDKCResult_HTLCUpdateDecodeErrorZ* o_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_HTLCUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_HTLCUpdateDecodeErrorZ _res_conv = *(LDKCResult_HTLCUpdateDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_HTLCUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_HTLCUpdateDecodeErrorZ_clone_ptr(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_HTLCUpdateDecodeErrorZ_clone_ptr(LDKCResult_HTLCUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_HTLCUpdateDecodeErrorZ* arg_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(arg & ~1);
+       LDKCResult_HTLCUpdateDecodeErrorZ* arg_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_HTLCUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1HTLCUpdateDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_HTLCUpdateDecodeErrorZ* orig_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)(orig & ~1);
+       LDKCResult_HTLCUpdateDecodeErrorZ* orig_conv = (LDKCResult_HTLCUpdateDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = CResult_HTLCUpdateDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-static inline uintptr_t C2Tuple_OutPointScriptZ_clone_ptr(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_OutPointScriptZ_clone_ptr(LDKC2Tuple_OutPointScriptZ *NONNULL_PTR arg) {
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = C2Tuple_OutPointScriptZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_OutPointScriptZ* arg_conv = (LDKC2Tuple_OutPointScriptZ*)(arg & ~1);
+       LDKC2Tuple_OutPointScriptZ* arg_conv = (LDKC2Tuple_OutPointScriptZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_OutPointScriptZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_OutPointScriptZ* orig_conv = (LDKC2Tuple_OutPointScriptZ*)(orig & ~1);
+       LDKC2Tuple_OutPointScriptZ* orig_conv = (LDKC2Tuple_OutPointScriptZ*)untag_ptr(orig);
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = C2Tuple_OutPointScriptZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1new(JNIEnv *env, jclass clz, int64_t a, int8_tArray b) {
        LDKOutPoint a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = OutPoint_clone(&a_conv);
        LDKCVec_u8Z b_ref;
@@ -21496,34 +22379,34 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1n
        (*env)->GetByteArrayRegion(env, b, 0, b_ref.datalen, b_ref.data);
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = C2Tuple_OutPointScriptZ_new(a_conv, b_ref);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_OutPointScriptZ _res_conv = *(LDKC2Tuple_OutPointScriptZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_OutPointScriptZ_free(_res_conv);
 }
 
-static inline uintptr_t C2Tuple_u32ScriptZ_clone_ptr(LDKC2Tuple_u32ScriptZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_u32ScriptZ_clone_ptr(LDKC2Tuple_u32ScriptZ *NONNULL_PTR arg) {
        LDKC2Tuple_u32ScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
        *ret_conv = C2Tuple_u32ScriptZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_u32ScriptZ* arg_conv = (LDKC2Tuple_u32ScriptZ*)(arg & ~1);
+       LDKC2Tuple_u32ScriptZ* arg_conv = (LDKC2Tuple_u32ScriptZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_u32ScriptZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_u32ScriptZ* orig_conv = (LDKC2Tuple_u32ScriptZ*)(orig & ~1);
+       LDKC2Tuple_u32ScriptZ* orig_conv = (LDKC2Tuple_u32ScriptZ*)untag_ptr(orig);
        LDKC2Tuple_u32ScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
        *ret_conv = C2Tuple_u32ScriptZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1new(JNIEnv *env, jclass clz, int32_t a, int8_tArray b) {
@@ -21533,15 +22416,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1new(JN
        (*env)->GetByteArrayRegion(env, b, 0, b_ref.datalen, b_ref.data);
        LDKC2Tuple_u32ScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32ScriptZ), "LDKC2Tuple_u32ScriptZ");
        *ret_conv = C2Tuple_u32ScriptZ_new(a, b_ref);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32ScriptZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_u32ScriptZ _res_conv = *(LDKC2Tuple_u32ScriptZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_u32ScriptZ_free(_res_conv);
 }
 
@@ -21555,32 +22438,32 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1u32ScriptZZ_1fr
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t v = 0; v < _res_constr.datalen; v++) {
                int64_t _res_conv_21 = _res_vals[v];
-               void* _res_conv_21_ptr = (void*)(((uintptr_t)_res_conv_21) & ~1);
+               void* _res_conv_21_ptr = untag_ptr(_res_conv_21);
                CHECK_ACCESS(_res_conv_21_ptr);
                LDKC2Tuple_u32ScriptZ _res_conv_21_conv = *(LDKC2Tuple_u32ScriptZ*)(_res_conv_21_ptr);
-               FREE((void*)_res_conv_21);
+               FREE(untag_ptr(_res_conv_21));
                _res_constr.data[v] = _res_conv_21_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
        CVec_C2Tuple_u32ScriptZZ_free(_res_constr);
 }
 
-static inline uintptr_t C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ *NONNULL_PTR arg) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* arg_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(arg & ~1);
+       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* arg_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* orig_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(orig & ~1);
+       LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* orig_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)untag_ptr(orig);
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int64_tArray b) {
@@ -21596,24 +22479,24 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_
        int64_t* b_vals = (*env)->GetLongArrayElements (env, b, NULL);
        for (size_t v = 0; v < b_constr.datalen; v++) {
                int64_t b_conv_21 = b_vals[v];
-               void* b_conv_21_ptr = (void*)(((uintptr_t)b_conv_21) & ~1);
+               void* b_conv_21_ptr = untag_ptr(b_conv_21);
                CHECK_ACCESS(b_conv_21_ptr);
                LDKC2Tuple_u32ScriptZ b_conv_21_conv = *(LDKC2Tuple_u32ScriptZ*)(b_conv_21_ptr);
-               b_conv_21_conv = C2Tuple_u32ScriptZ_clone((LDKC2Tuple_u32ScriptZ*)(((uintptr_t)b_conv_21) & ~1));
+               b_conv_21_conv = C2Tuple_u32ScriptZ_clone((LDKC2Tuple_u32ScriptZ*)untag_ptr(b_conv_21));
                b_constr.data[v] = b_conv_21_conv;
        }
        (*env)->ReleaseLongArrayElements(env, b, b_vals, 0);
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_new(a_ref, b_constr);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32ScriptZZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ _res_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ_free(_res_conv);
 }
 
@@ -21627,10 +22510,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1TxidCVec_1C2Tup
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t o = 0; o < _res_constr.datalen; o++) {
                int64_t _res_conv_40 = _res_vals[o];
-               void* _res_conv_40_ptr = (void*)(((uintptr_t)_res_conv_40) & ~1);
+               void* _res_conv_40_ptr = untag_ptr(_res_conv_40);
                CHECK_ACCESS(_res_conv_40_ptr);
                LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ _res_conv_40_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ*)(_res_conv_40_ptr);
-               FREE((void*)_res_conv_40);
+               FREE(untag_ptr(_res_conv_40));
                _res_constr.data[o] = _res_conv_40_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -21647,10 +22530,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1EventZ_1free(JNIEnv *env
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t h = 0; h < _res_constr.datalen; h++) {
                int64_t _res_conv_7 = _res_vals[h];
-               void* _res_conv_7_ptr = (void*)(((uintptr_t)_res_conv_7) & ~1);
+               void* _res_conv_7_ptr = untag_ptr(_res_conv_7);
                CHECK_ACCESS(_res_conv_7_ptr);
                LDKEvent _res_conv_7_conv = *(LDKEvent*)(_res_conv_7_ptr);
-               FREE((void*)_res_conv_7);
+               FREE(untag_ptr(_res_conv_7));
                _res_constr.data[h] = _res_conv_7_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -21676,40 +22559,40 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1TransactionZ_1free(JNIEn
        CVec_TransactionZ_free(_res_constr);
 }
 
-static inline uintptr_t C2Tuple_u32TxOutZ_clone_ptr(LDKC2Tuple_u32TxOutZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_u32TxOutZ_clone_ptr(LDKC2Tuple_u32TxOutZ *NONNULL_PTR arg) {
        LDKC2Tuple_u32TxOutZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
        *ret_conv = C2Tuple_u32TxOutZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_u32TxOutZ* arg_conv = (LDKC2Tuple_u32TxOutZ*)(arg & ~1);
+       LDKC2Tuple_u32TxOutZ* arg_conv = (LDKC2Tuple_u32TxOutZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_u32TxOutZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_u32TxOutZ* orig_conv = (LDKC2Tuple_u32TxOutZ*)(orig & ~1);
+       LDKC2Tuple_u32TxOutZ* orig_conv = (LDKC2Tuple_u32TxOutZ*)untag_ptr(orig);
        LDKC2Tuple_u32TxOutZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
        *ret_conv = C2Tuple_u32TxOutZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1new(JNIEnv *env, jclass clz, int32_t a, int64_t b) {
-       void* b_ptr = (void*)(((uintptr_t)b) & ~1);
+       void* b_ptr = untag_ptr(b);
        CHECK_ACCESS(b_ptr);
        LDKTxOut b_conv = *(LDKTxOut*)(b_ptr);
-       b_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)b) & ~1));
+       b_conv = TxOut_clone((LDKTxOut*)untag_ptr(b));
        LDKC2Tuple_u32TxOutZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_u32TxOutZ), "LDKC2Tuple_u32TxOutZ");
        *ret_conv = C2Tuple_u32TxOutZ_new(a, b_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u32TxOutZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_u32TxOutZ _res_conv = *(LDKC2Tuple_u32TxOutZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_u32TxOutZ_free(_res_conv);
 }
 
@@ -21723,32 +22606,32 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1u32TxOutZZ_1fre
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t u = 0; u < _res_constr.datalen; u++) {
                int64_t _res_conv_20 = _res_vals[u];
-               void* _res_conv_20_ptr = (void*)(((uintptr_t)_res_conv_20) & ~1);
+               void* _res_conv_20_ptr = untag_ptr(_res_conv_20);
                CHECK_ACCESS(_res_conv_20_ptr);
                LDKC2Tuple_u32TxOutZ _res_conv_20_conv = *(LDKC2Tuple_u32TxOutZ*)(_res_conv_20_ptr);
-               FREE((void*)_res_conv_20);
+               FREE(untag_ptr(_res_conv_20));
                _res_constr.data[u] = _res_conv_20_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
        CVec_C2Tuple_u32TxOutZZ_free(_res_constr);
 }
 
-static inline uintptr_t C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR arg) {
+static inline uint64_t C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ *NONNULL_PTR arg) {
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(arg);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* arg_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(arg & ~1);
+       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* arg_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)untag_ptr(arg);
        int64_t ret_conv = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* orig_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(orig & ~1);
+       LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* orig_conv = (LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)untag_ptr(orig);
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int64_tArray b) {
@@ -21764,24 +22647,24 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_
        int64_t* b_vals = (*env)->GetLongArrayElements (env, b, NULL);
        for (size_t u = 0; u < b_constr.datalen; u++) {
                int64_t b_conv_20 = b_vals[u];
-               void* b_conv_20_ptr = (void*)(((uintptr_t)b_conv_20) & ~1);
+               void* b_conv_20_ptr = untag_ptr(b_conv_20);
                CHECK_ACCESS(b_conv_20_ptr);
                LDKC2Tuple_u32TxOutZ b_conv_20_conv = *(LDKC2Tuple_u32TxOutZ*)(b_conv_20_ptr);
-               b_conv_20_conv = C2Tuple_u32TxOutZ_clone((LDKC2Tuple_u32TxOutZ*)(((uintptr_t)b_conv_20) & ~1));
+               b_conv_20_conv = C2Tuple_u32TxOutZ_clone((LDKC2Tuple_u32TxOutZ*)untag_ptr(b_conv_20));
                b_constr.data[u] = b_conv_20_conv;
        }
        (*env)->ReleaseLongArrayElements(env, b, b_vals, 0);
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
        *ret_conv = C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_new(a_ref, b_constr);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1C2Tuple_1u32TxOutZZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ _res_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ_free(_res_conv);
 }
 
@@ -21795,10 +22678,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1TxidCVec_1C2Tup
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
        for (size_t n = 0; n < _res_constr.datalen; n++) {
                int64_t _res_conv_39 = _res_vals[n];
-               void* _res_conv_39_ptr = (void*)(((uintptr_t)_res_conv_39) & ~1);
+               void* _res_conv_39_ptr = untag_ptr(_res_conv_39);
                CHECK_ACCESS(_res_conv_39_ptr);
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ _res_conv_39_conv = *(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ*)(_res_conv_39_ptr);
-               FREE((void*)_res_conv_39);
+               FREE(untag_ptr(_res_conv_39));
                _res_constr.data[n] = _res_conv_39_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
@@ -21809,423 +22692,1080 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1BalanceZ_1free(JNIEnv *e
        LDKCVec_BalanceZ _res_constr;
        _res_constr.datalen = (*env)->GetArrayLength(env, _res);
        if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKBalance), "LDKCVec_BalanceZ Elements");
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKBalance), "LDKCVec_BalanceZ Elements");
+       else
+               _res_constr.data = NULL;
+       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
+       for (size_t j = 0; j < _res_constr.datalen; j++) {
+               int64_t _res_conv_9 = _res_vals[j];
+               void* _res_conv_9_ptr = untag_ptr(_res_conv_9);
+               CHECK_ACCESS(_res_conv_9_ptr);
+               LDKBalance _res_conv_9_conv = *(LDKBalance*)(_res_conv_9_ptr);
+               FREE(untag_ptr(_res_conv_9));
+               _res_constr.data[j] = _res_conv_9_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
+       CVec_BalanceZ_free(_res_constr);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       void* o_ptr = untag_ptr(o);
+       CHECK_ACCESS(o_ptr);
+       LDKC2Tuple_BlockHashChannelMonitorZ o_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(o_ptr);
+       o_conv = C2Tuple_BlockHashChannelMonitorZ_clone((LDKC2Tuple_BlockHashChannelMonitorZ*)untag_ptr(o));
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
+       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
+       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* o_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ _res_conv = *(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
+       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* arg_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* orig_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
+       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+static inline uint64_t C2Tuple_PublicKeyTypeZ_clone_ptr(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR arg) {
+       LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
+       *ret_conv = C2Tuple_PublicKeyTypeZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKC2Tuple_PublicKeyTypeZ* arg_conv = (LDKC2Tuple_PublicKeyTypeZ*)untag_ptr(arg);
+       int64_t ret_conv = C2Tuple_PublicKeyTypeZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKC2Tuple_PublicKeyTypeZ* orig_conv = (LDKC2Tuple_PublicKeyTypeZ*)untag_ptr(orig);
+       LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
+       *ret_conv = C2Tuple_PublicKeyTypeZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int64_t b) {
+       LDKPublicKey a_ref;
+       CHECK((*env)->GetArrayLength(env, a) == 33);
+       (*env)->GetByteArrayRegion(env, a, 0, 33, a_ref.compressed_form);
+       void* b_ptr = untag_ptr(b);
+       CHECK_ACCESS(b_ptr);
+       LDKType b_conv = *(LDKType*)(b_ptr);
+       if (b_conv.free == LDKType_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKType_JCalls_cloned(&b_conv);
+       }
+       LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
+       *ret_conv = C2Tuple_PublicKeyTypeZ_new(a_ref, b_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKC2Tuple_PublicKeyTypeZ _res_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       C2Tuple_PublicKeyTypeZ_free(_res_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1PublicKeyTypeZZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
+       LDKCVec_C2Tuple_PublicKeyTypeZZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKCVec_C2Tuple_PublicKeyTypeZZ Elements");
+       else
+               _res_constr.data = NULL;
+       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
+       for (size_t z = 0; z < _res_constr.datalen; z++) {
+               int64_t _res_conv_25 = _res_vals[z];
+               void* _res_conv_25_ptr = untag_ptr(_res_conv_25);
+               CHECK_ACCESS(_res_conv_25_ptr);
+               LDKC2Tuple_PublicKeyTypeZ _res_conv_25_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(_res_conv_25_ptr);
+               FREE(untag_ptr(_res_conv_25));
+               _res_constr.data[z] = _res_conv_25_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
+       CVec_C2Tuple_PublicKeyTypeZZ_free(_res_constr);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CustomOnionMessageContentsZ_1some(JNIEnv *env, jclass clz, int64_t o) {
+       void* o_ptr = untag_ptr(o);
+       CHECK_ACCESS(o_ptr);
+       LDKCustomOnionMessageContents o_conv = *(LDKCustomOnionMessageContents*)(o_ptr);
+       if (o_conv.free == LDKCustomOnionMessageContents_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKCustomOnionMessageContents_JCalls_cloned(&o_conv);
+       }
+       LDKCOption_CustomOnionMessageContentsZ *ret_copy = MALLOC(sizeof(LDKCOption_CustomOnionMessageContentsZ), "LDKCOption_CustomOnionMessageContentsZ");
+       *ret_copy = COption_CustomOnionMessageContentsZ_some(o_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CustomOnionMessageContentsZ_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_CustomOnionMessageContentsZ *ret_copy = MALLOC(sizeof(LDKCOption_CustomOnionMessageContentsZ), "LDKCOption_CustomOnionMessageContentsZ");
+       *ret_copy = COption_CustomOnionMessageContentsZ_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1CustomOnionMessageContentsZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_CustomOnionMessageContentsZ _res_conv = *(LDKCOption_CustomOnionMessageContentsZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_CustomOnionMessageContentsZ_free(_res_conv);
+}
+
+static inline uint64_t COption_CustomOnionMessageContentsZ_clone_ptr(LDKCOption_CustomOnionMessageContentsZ *NONNULL_PTR arg) {
+       LDKCOption_CustomOnionMessageContentsZ *ret_copy = MALLOC(sizeof(LDKCOption_CustomOnionMessageContentsZ), "LDKCOption_CustomOnionMessageContentsZ");
+       *ret_copy = COption_CustomOnionMessageContentsZ_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CustomOnionMessageContentsZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCOption_CustomOnionMessageContentsZ* arg_conv = (LDKCOption_CustomOnionMessageContentsZ*)untag_ptr(arg);
+       int64_t ret_conv = COption_CustomOnionMessageContentsZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1CustomOnionMessageContentsZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCOption_CustomOnionMessageContentsZ* orig_conv = (LDKCOption_CustomOnionMessageContentsZ*)untag_ptr(orig);
+       LDKCOption_CustomOnionMessageContentsZ *ret_copy = MALLOC(sizeof(LDKCOption_CustomOnionMessageContentsZ), "LDKCOption_CustomOnionMessageContentsZ");
+       *ret_copy = COption_CustomOnionMessageContentsZ_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       void* o_ptr = untag_ptr(o);
+       CHECK_ACCESS(o_ptr);
+       LDKCOption_CustomOnionMessageContentsZ o_conv = *(LDKCOption_CustomOnionMessageContentsZ*)(o_ptr);
+       o_conv = COption_CustomOnionMessageContentsZ_clone((LDKCOption_CustomOnionMessageContentsZ*)untag_ptr(o));
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ), "LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ");
+       *ret_conv = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ), "LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ");
+       *ret_conv = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* o_conv = (LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ _res_conv = *(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_clone_ptr(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ), "LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ");
+       *ret_conv = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* arg_conv = (LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1COption_1CustomOnionMessageContentsZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* orig_conv = (LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ), "LDKCResult_COption_CustomOnionMessageContentsZDecodeErrorZ");
+       *ret_conv = CResult_COption_CustomOnionMessageContentsZDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1some(JNIEnv *env, jclass clz, int64_t o) {
+       void* o_ptr = untag_ptr(o);
+       CHECK_ACCESS(o_ptr);
+       LDKNetAddress o_conv = *(LDKNetAddress*)(o_ptr);
+       o_conv = NetAddress_clone((LDKNetAddress*)untag_ptr(o));
+       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
+       *ret_copy = COption_NetAddressZ_some(o_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1none(JNIEnv *env, jclass clz) {
+       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
+       *ret_copy = COption_NetAddressZ_none();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCOption_NetAddressZ _res_conv = *(LDKCOption_NetAddressZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       COption_NetAddressZ_free(_res_conv);
+}
+
+static inline uint64_t COption_NetAddressZ_clone_ptr(LDKCOption_NetAddressZ *NONNULL_PTR arg) {
+       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
+       *ret_copy = COption_NetAddressZ_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCOption_NetAddressZ* arg_conv = (LDKCOption_NetAddressZ*)untag_ptr(arg);
+       int64_t ret_conv = COption_NetAddressZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCOption_NetAddressZ* orig_conv = (LDKCOption_NetAddressZ*)untag_ptr(orig);
+       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
+       *ret_copy = COption_NetAddressZ_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
+       LDKCVec_u8Z o_ref;
+       o_ref.datalen = (*env)->GetArrayLength(env, o);
+       o_ref.data = MALLOC(o_ref.datalen, "LDKCVec_u8Z Bytes");
+       (*env)->GetByteArrayRegion(env, o, 0, o_ref.datalen, o_ref.data);
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
+       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_ok(o_ref);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       LDKPeerHandleError e_conv;
+       e_conv.inner = untag_ptr(e);
+       e_conv.is_owned = ptr_is_owned(e);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = PeerHandleError_clone(&e_conv);
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
+       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* o_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_CVec_u8ZPeerHandleErrorZ _res_conv = *(LDKCResult_CVec_u8ZPeerHandleErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_CVec_u8ZPeerHandleErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR arg) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
+       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* arg_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* orig_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)untag_ptr(orig);
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
+       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1ok(JNIEnv *env, jclass clz) {
+       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
+       *ret_conv = CResult_NonePeerHandleErrorZ_ok();
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       LDKPeerHandleError e_conv;
+       e_conv.inner = untag_ptr(e);
+       e_conv.is_owned = ptr_is_owned(e);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = PeerHandleError_clone(&e_conv);
+       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
+       *ret_conv = CResult_NonePeerHandleErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_NonePeerHandleErrorZ* o_conv = (LDKCResult_NonePeerHandleErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_NonePeerHandleErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_NonePeerHandleErrorZ _res_conv = *(LDKCResult_NonePeerHandleErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_NonePeerHandleErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_NonePeerHandleErrorZ_clone_ptr(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR arg) {
+       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
+       *ret_conv = CResult_NonePeerHandleErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_NonePeerHandleErrorZ* arg_conv = (LDKCResult_NonePeerHandleErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_NonePeerHandleErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_NonePeerHandleErrorZ* orig_conv = (LDKCResult_NonePeerHandleErrorZ*)untag_ptr(orig);
+       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
+       *ret_conv = CResult_NonePeerHandleErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1ok(JNIEnv *env, jclass clz, jboolean o) {
+       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
+       *ret_conv = CResult_boolPeerHandleErrorZ_ok(o);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       LDKPeerHandleError e_conv;
+       e_conv.inner = untag_ptr(e);
+       e_conv.is_owned = ptr_is_owned(e);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
+       e_conv = PeerHandleError_clone(&e_conv);
+       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
+       *ret_conv = CResult_boolPeerHandleErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_boolPeerHandleErrorZ* o_conv = (LDKCResult_boolPeerHandleErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_boolPeerHandleErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_boolPeerHandleErrorZ _res_conv = *(LDKCResult_boolPeerHandleErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_boolPeerHandleErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_boolPeerHandleErrorZ_clone_ptr(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR arg) {
+       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
+       *ret_conv = CResult_boolPeerHandleErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_boolPeerHandleErrorZ* arg_conv = (LDKCResult_boolPeerHandleErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_boolPeerHandleErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_boolPeerHandleErrorZ* orig_conv = (LDKCResult_boolPeerHandleErrorZ*)untag_ptr(orig);
+       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
+       *ret_conv = CResult_boolPeerHandleErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSendErrorZ_1ok(JNIEnv *env, jclass clz) {
+       LDKCResult_NoneSendErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSendErrorZ), "LDKCResult_NoneSendErrorZ");
+       *ret_conv = CResult_NoneSendErrorZ_ok();
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSendErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKSendError e_conv = *(LDKSendError*)(e_ptr);
+       e_conv = SendError_clone((LDKSendError*)untag_ptr(e));
+       LDKCResult_NoneSendErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSendErrorZ), "LDKCResult_NoneSendErrorZ");
+       *ret_conv = CResult_NoneSendErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSendErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_NoneSendErrorZ* o_conv = (LDKCResult_NoneSendErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_NoneSendErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSendErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_NoneSendErrorZ _res_conv = *(LDKCResult_NoneSendErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_NoneSendErrorZ_free(_res_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1ok(JNIEnv *env, jclass clz, jclass o) {
+       LDKSiPrefix o_conv = LDKSiPrefix_from_java(env, o);
+       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
+       *ret_conv = CResult_SiPrefixParseErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKParseError e_conv = *(LDKParseError*)(e_ptr);
+       e_conv = ParseError_clone((LDKParseError*)untag_ptr(e));
+       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
+       *ret_conv = CResult_SiPrefixParseErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_SiPrefixParseErrorZ* o_conv = (LDKCResult_SiPrefixParseErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_SiPrefixParseErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_SiPrefixParseErrorZ _res_conv = *(LDKCResult_SiPrefixParseErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_SiPrefixParseErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_SiPrefixParseErrorZ_clone_ptr(LDKCResult_SiPrefixParseErrorZ *NONNULL_PTR arg) {
+       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
+       *ret_conv = CResult_SiPrefixParseErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_SiPrefixParseErrorZ* arg_conv = (LDKCResult_SiPrefixParseErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_SiPrefixParseErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SiPrefixParseErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_SiPrefixParseErrorZ* orig_conv = (LDKCResult_SiPrefixParseErrorZ*)untag_ptr(orig);
+       LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
+       *ret_conv = CResult_SiPrefixParseErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKInvoice o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = Invoice_clone(&o_conv);
+       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
+       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKParseOrSemanticError e_conv = *(LDKParseOrSemanticError*)(e_ptr);
+       e_conv = ParseOrSemanticError_clone((LDKParseOrSemanticError*)untag_ptr(e));
+       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
+       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_InvoiceParseOrSemanticErrorZ* o_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_InvoiceParseOrSemanticErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_InvoiceParseOrSemanticErrorZ _res_conv = *(LDKCResult_InvoiceParseOrSemanticErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_InvoiceParseOrSemanticErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_InvoiceParseOrSemanticErrorZ_clone_ptr(LDKCResult_InvoiceParseOrSemanticErrorZ *NONNULL_PTR arg) {
+       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
+       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_InvoiceParseOrSemanticErrorZ* arg_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_InvoiceParseOrSemanticErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceParseOrSemanticErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_InvoiceParseOrSemanticErrorZ* orig_conv = (LDKCResult_InvoiceParseOrSemanticErrorZ*)untag_ptr(orig);
+       LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
+       *ret_conv = CResult_InvoiceParseOrSemanticErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKSignedRawInvoice o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = SignedRawInvoice_clone(&o_conv);
+       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
+       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKParseError e_conv = *(LDKParseError*)(e_ptr);
+       e_conv = ParseError_clone((LDKParseError*)untag_ptr(e));
+       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
+       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_SignedRawInvoiceParseErrorZ* o_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_SignedRawInvoiceParseErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_SignedRawInvoiceParseErrorZ _res_conv = *(LDKCResult_SignedRawInvoiceParseErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_SignedRawInvoiceParseErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_SignedRawInvoiceParseErrorZ_clone_ptr(LDKCResult_SignedRawInvoiceParseErrorZ *NONNULL_PTR arg) {
+       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
+       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_SignedRawInvoiceParseErrorZ* arg_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_SignedRawInvoiceParseErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1SignedRawInvoiceParseErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_SignedRawInvoiceParseErrorZ* orig_conv = (LDKCResult_SignedRawInvoiceParseErrorZ*)untag_ptr(orig);
+       LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
+       *ret_conv = CResult_SignedRawInvoiceParseErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+static inline uint64_t C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ *NONNULL_PTR arg) {
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
+       *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* arg_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)untag_ptr(arg);
+       int64_t ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* orig_conv = (LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)untag_ptr(orig);
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
+       *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1new(JNIEnv *env, jclass clz, int64_t a, int8_tArray b, int64_t c) {
+       LDKRawInvoice a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv = RawInvoice_clone(&a_conv);
+       LDKThirtyTwoBytes b_ref;
+       CHECK((*env)->GetArrayLength(env, b) == 32);
+       (*env)->GetByteArrayRegion(env, b, 0, 32, b_ref.data);
+       LDKInvoiceSignature c_conv;
+       c_conv.inner = untag_ptr(c);
+       c_conv.is_owned = ptr_is_owned(c);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(c_conv);
+       c_conv = InvoiceSignature_clone(&c_conv);
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
+       *ret_conv = C3Tuple_RawInvoice_u832InvoiceSignatureZ_new(a_conv, b_ref, c_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C3Tuple_1RawInvoice_1u832InvoiceSignatureZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ _res_conv = *(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       C3Tuple_RawInvoice_u832InvoiceSignatureZ_free(_res_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKPayeePubKey o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = PayeePubKey_clone(&o_conv);
+       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
+       *ret_conv = CResult_PayeePubKeyErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+       LDKSecp256k1Error e_conv = LDKSecp256k1Error_from_java(env, e);
+       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
+       *ret_conv = CResult_PayeePubKeyErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_PayeePubKeyErrorZ* o_conv = (LDKCResult_PayeePubKeyErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_PayeePubKeyErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_PayeePubKeyErrorZ _res_conv = *(LDKCResult_PayeePubKeyErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_PayeePubKeyErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_PayeePubKeyErrorZ_clone_ptr(LDKCResult_PayeePubKeyErrorZ *NONNULL_PTR arg) {
+       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
+       *ret_conv = CResult_PayeePubKeyErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_PayeePubKeyErrorZ* arg_conv = (LDKCResult_PayeePubKeyErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_PayeePubKeyErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PayeePubKeyErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_PayeePubKeyErrorZ* orig_conv = (LDKCResult_PayeePubKeyErrorZ*)untag_ptr(orig);
+       LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
+       *ret_conv = CResult_PayeePubKeyErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PrivateRouteZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
+       LDKCVec_PrivateRouteZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKPrivateRoute), "LDKCVec_PrivateRouteZ Elements");
        else
                _res_constr.data = NULL;
        int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
-       for (size_t j = 0; j < _res_constr.datalen; j++) {
-               int64_t _res_conv_9 = _res_vals[j];
-               void* _res_conv_9_ptr = (void*)(((uintptr_t)_res_conv_9) & ~1);
-               CHECK_ACCESS(_res_conv_9_ptr);
-               LDKBalance _res_conv_9_conv = *(LDKBalance*)(_res_conv_9_ptr);
-               FREE((void*)_res_conv_9);
-               _res_constr.data[j] = _res_conv_9_conv;
+       for (size_t o = 0; o < _res_constr.datalen; o++) {
+               int64_t _res_conv_14 = _res_vals[o];
+               LDKPrivateRoute _res_conv_14_conv;
+               _res_conv_14_conv.inner = untag_ptr(_res_conv_14);
+               _res_conv_14_conv.is_owned = ptr_is_owned(_res_conv_14);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_14_conv);
+               _res_constr.data[o] = _res_conv_14_conv;
        }
        (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
-       CVec_BalanceZ_free(_res_constr);
+       CVec_PrivateRouteZ_free(_res_constr);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
-       CHECK_ACCESS(o_ptr);
-       LDKC2Tuple_BlockHashChannelMonitorZ o_conv = *(LDKC2Tuple_BlockHashChannelMonitorZ*)(o_ptr);
-       o_conv = C2Tuple_BlockHashChannelMonitorZ_clone((LDKC2Tuple_BlockHashChannelMonitorZ*)(((uintptr_t)o) & ~1));
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
-       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKPositiveTimestamp o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = PositiveTimestamp_clone(&o_conv);
+       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
+       *ret_conv = CResult_PositiveTimestampCreationErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
-       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+       LDKCreationError e_conv = LDKCreationError_from_java(env, e);
+       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
+       *ret_conv = CResult_PositiveTimestampCreationErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* o_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_is_ok(o_conv);
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_PositiveTimestampCreationErrorZ* o_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_PositiveTimestampCreationErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ _res_conv = *(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_free(_res_conv);
-}
-
-static inline uintptr_t CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ *NONNULL_PTR arg) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
-       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
-}
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* arg_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone_ptr(arg_conv);
-       return ret_conv;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1BlockHashChannelMonitorZDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* orig_conv = (LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ*)(orig & ~1);
-       LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
-       *ret_conv = CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       LDKCResult_PositiveTimestampCreationErrorZ _res_conv = *(LDKCResult_PositiveTimestampCreationErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_PositiveTimestampCreationErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t C2Tuple_PublicKeyTypeZ_clone_ptr(LDKC2Tuple_PublicKeyTypeZ *NONNULL_PTR arg) {
-       LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
-       *ret_conv = C2Tuple_PublicKeyTypeZ_clone(arg);
-       return ((int64_t)ret_conv);
+static inline uint64_t CResult_PositiveTimestampCreationErrorZ_clone_ptr(LDKCResult_PositiveTimestampCreationErrorZ *NONNULL_PTR arg) {
+       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
+       *ret_conv = CResult_PositiveTimestampCreationErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKC2Tuple_PublicKeyTypeZ* arg_conv = (LDKC2Tuple_PublicKeyTypeZ*)(arg & ~1);
-       int64_t ret_conv = C2Tuple_PublicKeyTypeZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_PositiveTimestampCreationErrorZ* arg_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_PositiveTimestampCreationErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKC2Tuple_PublicKeyTypeZ* orig_conv = (LDKC2Tuple_PublicKeyTypeZ*)(orig & ~1);
-       LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
-       *ret_conv = C2Tuple_PublicKeyTypeZ_clone(orig_conv);
-       return ((int64_t)ret_conv);
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1new(JNIEnv *env, jclass clz, int8_tArray a, int64_t b) {
-       LDKPublicKey a_ref;
-       CHECK((*env)->GetArrayLength(env, a) == 33);
-       (*env)->GetByteArrayRegion(env, a, 0, 33, a_ref.compressed_form);
-       void* b_ptr = (void*)(((uintptr_t)b) & ~1);
-       CHECK_ACCESS(b_ptr);
-       LDKType b_conv = *(LDKType*)(b_ptr);
-       if (b_conv.free == LDKType_JCalls_free) {
-               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
-               LDKType_JCalls_cloned(&b_conv);
-       }
-       LDKC2Tuple_PublicKeyTypeZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKC2Tuple_PublicKeyTypeZ");
-       *ret_conv = C2Tuple_PublicKeyTypeZ_new(a_ref, b_conv);
-       return ((int64_t)ret_conv);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1PublicKeyTypeZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
-       CHECK_ACCESS(_res_ptr);
-       LDKC2Tuple_PublicKeyTypeZ _res_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(_res_ptr);
-       FREE((void*)_res);
-       C2Tuple_PublicKeyTypeZ_free(_res_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PositiveTimestampCreationErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_PositiveTimestampCreationErrorZ* orig_conv = (LDKCResult_PositiveTimestampCreationErrorZ*)untag_ptr(orig);
+       LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
+       *ret_conv = CResult_PositiveTimestampCreationErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1PublicKeyTypeZZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
-       LDKCVec_C2Tuple_PublicKeyTypeZZ _res_constr;
-       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
-       if (_res_constr.datalen > 0)
-               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_PublicKeyTypeZ), "LDKCVec_C2Tuple_PublicKeyTypeZZ Elements");
-       else
-               _res_constr.data = NULL;
-       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
-       for (size_t z = 0; z < _res_constr.datalen; z++) {
-               int64_t _res_conv_25 = _res_vals[z];
-               void* _res_conv_25_ptr = (void*)(((uintptr_t)_res_conv_25) & ~1);
-               CHECK_ACCESS(_res_conv_25_ptr);
-               LDKC2Tuple_PublicKeyTypeZ _res_conv_25_conv = *(LDKC2Tuple_PublicKeyTypeZ*)(_res_conv_25_ptr);
-               FREE((void*)_res_conv_25);
-               _res_constr.data[z] = _res_conv_25_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
-       CVec_C2Tuple_PublicKeyTypeZZ_free(_res_constr);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1ok(JNIEnv *env, jclass clz) {
+       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
+       *ret_conv = CResult_NoneSemanticErrorZ_ok();
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
-       CHECK_ACCESS(o_ptr);
-       LDKNetAddress o_conv = *(LDKNetAddress*)(o_ptr);
-       o_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)o) & ~1));
-       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
-       *ret_copy = COption_NetAddressZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+       LDKSemanticError e_conv = LDKSemanticError_from_java(env, e);
+       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
+       *ret_conv = CResult_NoneSemanticErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1none(JNIEnv *env, jclass clz) {
-       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
-       *ret_copy = COption_NetAddressZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_NoneSemanticErrorZ* o_conv = (LDKCResult_NoneSemanticErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_NoneSemanticErrorZ_is_ok(o_conv);
+       return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCOption_NetAddressZ _res_conv = *(LDKCOption_NetAddressZ*)(_res_ptr);
-       FREE((void*)_res);
-       COption_NetAddressZ_free(_res_conv);
+       LDKCResult_NoneSemanticErrorZ _res_conv = *(LDKCResult_NoneSemanticErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_NoneSemanticErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t COption_NetAddressZ_clone_ptr(LDKCOption_NetAddressZ *NONNULL_PTR arg) {
-       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
-       *ret_copy = COption_NetAddressZ_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
+static inline uint64_t CResult_NoneSemanticErrorZ_clone_ptr(LDKCResult_NoneSemanticErrorZ *NONNULL_PTR arg) {
+       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
+       *ret_conv = CResult_NoneSemanticErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCOption_NetAddressZ* arg_conv = (LDKCOption_NetAddressZ*)arg;
-       int64_t ret_conv = COption_NetAddressZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_NoneSemanticErrorZ* arg_conv = (LDKCResult_NoneSemanticErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_NoneSemanticErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1NetAddressZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCOption_NetAddressZ* orig_conv = (LDKCOption_NetAddressZ*)orig;
-       LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
-       *ret_copy = COption_NetAddressZ_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
-       return ret_ref;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NoneSemanticErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_NoneSemanticErrorZ* orig_conv = (LDKCResult_NoneSemanticErrorZ*)untag_ptr(orig);
+       LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
+       *ret_conv = CResult_NoneSemanticErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1ok(JNIEnv *env, jclass clz, int8_tArray o) {
-       LDKCVec_u8Z o_ref;
-       o_ref.datalen = (*env)->GetArrayLength(env, o);
-       o_ref.data = MALLOC(o_ref.datalen, "LDKCVec_u8Z Bytes");
-       (*env)->GetByteArrayRegion(env, o, 0, o_ref.datalen, o_ref.data);
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
-       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_ok(o_ref);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKInvoice o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = Invoice_clone(&o_conv);
+       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
+       *ret_conv = CResult_InvoiceSemanticErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKPeerHandleError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = PeerHandleError_clone(&e_conv);
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
-       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+       LDKSemanticError e_conv = LDKSemanticError_from_java(env, e);
+       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
+       *ret_conv = CResult_InvoiceSemanticErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* o_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_is_ok(o_conv);
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_InvoiceSemanticErrorZ* o_conv = (LDKCResult_InvoiceSemanticErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_InvoiceSemanticErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_CVec_u8ZPeerHandleErrorZ _res_conv = *(LDKCResult_CVec_u8ZPeerHandleErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_CVec_u8ZPeerHandleErrorZ_free(_res_conv);
+       LDKCResult_InvoiceSemanticErrorZ _res_conv = *(LDKCResult_InvoiceSemanticErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_InvoiceSemanticErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(LDKCResult_CVec_u8ZPeerHandleErrorZ *NONNULL_PTR arg) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
-       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+static inline uint64_t CResult_InvoiceSemanticErrorZ_clone_ptr(LDKCResult_InvoiceSemanticErrorZ *NONNULL_PTR arg) {
+       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
+       *ret_conv = CResult_InvoiceSemanticErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* arg_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_InvoiceSemanticErrorZ* arg_conv = (LDKCResult_InvoiceSemanticErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_InvoiceSemanticErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* orig_conv = (LDKCResult_CVec_u8ZPeerHandleErrorZ*)(orig & ~1);
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
-       *ret_conv = CResult_CVec_u8ZPeerHandleErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSemanticErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_InvoiceSemanticErrorZ* orig_conv = (LDKCResult_InvoiceSemanticErrorZ*)untag_ptr(orig);
+       LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
+       *ret_conv = CResult_InvoiceSemanticErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1ok(JNIEnv *env, jclass clz) {
-       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
-       *ret_conv = CResult_NonePeerHandleErrorZ_ok();
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKDescription o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = Description_clone(&o_conv);
+       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
+       *ret_conv = CResult_DescriptionCreationErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKPeerHandleError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = PeerHandleError_clone(&e_conv);
-       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
-       *ret_conv = CResult_NonePeerHandleErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+       LDKCreationError e_conv = LDKCreationError_from_java(env, e);
+       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
+       *ret_conv = CResult_DescriptionCreationErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NonePeerHandleErrorZ* o_conv = (LDKCResult_NonePeerHandleErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_NonePeerHandleErrorZ_is_ok(o_conv);
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_DescriptionCreationErrorZ* o_conv = (LDKCResult_DescriptionCreationErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_DescriptionCreationErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_NonePeerHandleErrorZ _res_conv = *(LDKCResult_NonePeerHandleErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_NonePeerHandleErrorZ_free(_res_conv);
+       LDKCResult_DescriptionCreationErrorZ _res_conv = *(LDKCResult_DescriptionCreationErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_DescriptionCreationErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NonePeerHandleErrorZ_clone_ptr(LDKCResult_NonePeerHandleErrorZ *NONNULL_PTR arg) {
-       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
-       *ret_conv = CResult_NonePeerHandleErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+static inline uint64_t CResult_DescriptionCreationErrorZ_clone_ptr(LDKCResult_DescriptionCreationErrorZ *NONNULL_PTR arg) {
+       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
+       *ret_conv = CResult_DescriptionCreationErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NonePeerHandleErrorZ* arg_conv = (LDKCResult_NonePeerHandleErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_NonePeerHandleErrorZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_DescriptionCreationErrorZ* arg_conv = (LDKCResult_DescriptionCreationErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_DescriptionCreationErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NonePeerHandleErrorZ* orig_conv = (LDKCResult_NonePeerHandleErrorZ*)(orig & ~1);
-       LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
-       *ret_conv = CResult_NonePeerHandleErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1DescriptionCreationErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_DescriptionCreationErrorZ* orig_conv = (LDKCResult_DescriptionCreationErrorZ*)untag_ptr(orig);
+       LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
+       *ret_conv = CResult_DescriptionCreationErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1ok(JNIEnv *env, jclass clz, jboolean o) {
-       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
-       *ret_conv = CResult_boolPeerHandleErrorZ_ok(o);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKPrivateRoute o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = PrivateRoute_clone(&o_conv);
+       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
+       *ret_conv = CResult_PrivateRouteCreationErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKPeerHandleError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = PeerHandleError_clone(&e_conv);
-       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
-       *ret_conv = CResult_boolPeerHandleErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1err(JNIEnv *env, jclass clz, jclass e) {
+       LDKCreationError e_conv = LDKCreationError_from_java(env, e);
+       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
+       *ret_conv = CResult_PrivateRouteCreationErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_boolPeerHandleErrorZ* o_conv = (LDKCResult_boolPeerHandleErrorZ*)(o & ~1);
-       jboolean ret_conv = CResult_boolPeerHandleErrorZ_is_ok(o_conv);
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_PrivateRouteCreationErrorZ* o_conv = (LDKCResult_PrivateRouteCreationErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_PrivateRouteCreationErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
-       LDKCResult_boolPeerHandleErrorZ _res_conv = *(LDKCResult_boolPeerHandleErrorZ*)(_res_ptr);
-       FREE((void*)_res);
-       CResult_boolPeerHandleErrorZ_free(_res_conv);
+       LDKCResult_PrivateRouteCreationErrorZ _res_conv = *(LDKCResult_PrivateRouteCreationErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_PrivateRouteCreationErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_boolPeerHandleErrorZ_clone_ptr(LDKCResult_boolPeerHandleErrorZ *NONNULL_PTR arg) {
-       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
-       *ret_conv = CResult_boolPeerHandleErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+static inline uint64_t CResult_PrivateRouteCreationErrorZ_clone_ptr(LDKCResult_PrivateRouteCreationErrorZ *NONNULL_PTR arg) {
+       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
+       *ret_conv = CResult_PrivateRouteCreationErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
 }
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_boolPeerHandleErrorZ* arg_conv = (LDKCResult_boolPeerHandleErrorZ*)(arg & ~1);
-       int64_t ret_conv = CResult_boolPeerHandleErrorZ_clone_ptr(arg_conv);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_PrivateRouteCreationErrorZ* arg_conv = (LDKCResult_PrivateRouteCreationErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_PrivateRouteCreationErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_boolPeerHandleErrorZ* orig_conv = (LDKCResult_boolPeerHandleErrorZ*)(orig & ~1);
-       LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
-       *ret_conv = CResult_boolPeerHandleErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PrivateRouteCreationErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_PrivateRouteCreationErrorZ* orig_conv = (LDKCResult_PrivateRouteCreationErrorZ*)untag_ptr(orig);
+       LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
+       *ret_conv = CResult_PrivateRouteCreationErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1u32GraphSyncErrorZ_1ok(JNIEnv *env, jclass clz, int32_t o) {
        LDKCResult_u32GraphSyncErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_u32GraphSyncErrorZ), "LDKCResult_u32GraphSyncErrorZ");
        *ret_conv = CResult_u32GraphSyncErrorZ_ok(o);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1u32GraphSyncErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKGraphSyncError e_conv = *(LDKGraphSyncError*)(e_ptr);
-       e_conv = GraphSyncError_clone((LDKGraphSyncError*)(((uintptr_t)e) & ~1));
+       e_conv = GraphSyncError_clone((LDKGraphSyncError*)untag_ptr(e));
        LDKCResult_u32GraphSyncErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_u32GraphSyncErrorZ), "LDKCResult_u32GraphSyncErrorZ");
        *ret_conv = CResult_u32GraphSyncErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1u32GraphSyncErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_u32GraphSyncErrorZ* o_conv = (LDKCResult_u32GraphSyncErrorZ*)(o & ~1);
+       LDKCResult_u32GraphSyncErrorZ* o_conv = (LDKCResult_u32GraphSyncErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_u32GraphSyncErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1u32GraphSyncErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_u32GraphSyncErrorZ _res_conv = *(LDKCResult_u32GraphSyncErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_u32GraphSyncErrorZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKNetAddress o_conv = *(LDKNetAddress*)(o_ptr);
-       o_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)o) & ~1));
+       o_conv = NetAddress_clone((LDKNetAddress*)untag_ptr(o));
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NetAddressDecodeErrorZ* o_conv = (LDKCResult_NetAddressDecodeErrorZ*)(o & ~1);
+       LDKCResult_NetAddressDecodeErrorZ* o_conv = (LDKCResult_NetAddressDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NetAddressDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NetAddressDecodeErrorZ _res_conv = *(LDKCResult_NetAddressDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NetAddressDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NetAddressDecodeErrorZ_clone_ptr(LDKCResult_NetAddressDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NetAddressDecodeErrorZ_clone_ptr(LDKCResult_NetAddressDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NetAddressDecodeErrorZ* arg_conv = (LDKCResult_NetAddressDecodeErrorZ*)(arg & ~1);
+       LDKCResult_NetAddressDecodeErrorZ* arg_conv = (LDKCResult_NetAddressDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NetAddressDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NetAddressDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NetAddressDecodeErrorZ* orig_conv = (LDKCResult_NetAddressDecodeErrorZ*)(orig & ~1);
+       LDKCResult_NetAddressDecodeErrorZ* orig_conv = (LDKCResult_NetAddressDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = CResult_NetAddressDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateAddHTLCZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -22239,8 +23779,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateAddHTLCZ_1free(JNI
        for (size_t p = 0; p < _res_constr.datalen; p++) {
                int64_t _res_conv_15 = _res_vals[p];
                LDKUpdateAddHTLC _res_conv_15_conv;
-               _res_conv_15_conv.inner = (void*)(_res_conv_15 & (~1));
-               _res_conv_15_conv.is_owned = (_res_conv_15 & 1) || (_res_conv_15 == 0);
+               _res_conv_15_conv.inner = untag_ptr(_res_conv_15);
+               _res_conv_15_conv.is_owned = ptr_is_owned(_res_conv_15);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_15_conv);
                _res_constr.data[p] = _res_conv_15_conv;
        }
@@ -22259,8 +23799,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateFulfillHTLCZ_1free
        for (size_t t = 0; t < _res_constr.datalen; t++) {
                int64_t _res_conv_19 = _res_vals[t];
                LDKUpdateFulfillHTLC _res_conv_19_conv;
-               _res_conv_19_conv.inner = (void*)(_res_conv_19 & (~1));
-               _res_conv_19_conv.is_owned = (_res_conv_19 & 1) || (_res_conv_19 == 0);
+               _res_conv_19_conv.inner = untag_ptr(_res_conv_19);
+               _res_conv_19_conv.is_owned = ptr_is_owned(_res_conv_19);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_19_conv);
                _res_constr.data[t] = _res_conv_19_conv;
        }
@@ -22279,8 +23819,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateFailHTLCZ_1free(JN
        for (size_t q = 0; q < _res_constr.datalen; q++) {
                int64_t _res_conv_16 = _res_vals[q];
                LDKUpdateFailHTLC _res_conv_16_conv;
-               _res_conv_16_conv.inner = (void*)(_res_conv_16 & (~1));
-               _res_conv_16_conv.is_owned = (_res_conv_16 & 1) || (_res_conv_16 == 0);
+               _res_conv_16_conv.inner = untag_ptr(_res_conv_16);
+               _res_conv_16_conv.is_owned = ptr_is_owned(_res_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_16_conv);
                _res_constr.data[q] = _res_conv_16_conv;
        }
@@ -22299,8 +23839,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateFailMalformedHTLCZ
        for (size_t z = 0; z < _res_constr.datalen; z++) {
                int64_t _res_conv_25 = _res_vals[z];
                LDKUpdateFailMalformedHTLC _res_conv_25_conv;
-               _res_conv_25_conv.inner = (void*)(_res_conv_25 & (~1));
-               _res_conv_25_conv.is_owned = (_res_conv_25 & 1) || (_res_conv_25 == 0);
+               _res_conv_25_conv.inner = untag_ptr(_res_conv_25);
+               _res_conv_25_conv.is_owned = ptr_is_owned(_res_conv_25);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_25_conv);
                _res_constr.data[z] = _res_conv_25_conv;
        }
@@ -22310,1817 +23850,1838 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateFailMalformedHTLCZ
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKAcceptChannel o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = AcceptChannel_clone(&o_conv);
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_AcceptChannelDecodeErrorZ* o_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(o & ~1);
+       LDKCResult_AcceptChannelDecodeErrorZ* o_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_AcceptChannelDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_AcceptChannelDecodeErrorZ _res_conv = *(LDKCResult_AcceptChannelDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_AcceptChannelDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_AcceptChannelDecodeErrorZ_clone_ptr(LDKCResult_AcceptChannelDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_AcceptChannelDecodeErrorZ_clone_ptr(LDKCResult_AcceptChannelDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_AcceptChannelDecodeErrorZ* arg_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(arg & ~1);
+       LDKCResult_AcceptChannelDecodeErrorZ* arg_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_AcceptChannelDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AcceptChannelDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_AcceptChannelDecodeErrorZ* orig_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)(orig & ~1);
+       LDKCResult_AcceptChannelDecodeErrorZ* orig_conv = (LDKCResult_AcceptChannelDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = CResult_AcceptChannelDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKAnnouncementSignatures o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = AnnouncementSignatures_clone(&o_conv);
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_AnnouncementSignaturesDecodeErrorZ* o_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(o & ~1);
+       LDKCResult_AnnouncementSignaturesDecodeErrorZ* o_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_AnnouncementSignaturesDecodeErrorZ _res_conv = *(LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_AnnouncementSignaturesDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(LDKCResult_AnnouncementSignaturesDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(LDKCResult_AnnouncementSignaturesDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_AnnouncementSignaturesDecodeErrorZ* arg_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(arg & ~1);
+       LDKCResult_AnnouncementSignaturesDecodeErrorZ* arg_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1AnnouncementSignaturesDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_AnnouncementSignaturesDecodeErrorZ* orig_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)(orig & ~1);
+       LDKCResult_AnnouncementSignaturesDecodeErrorZ* orig_conv = (LDKCResult_AnnouncementSignaturesDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = CResult_AnnouncementSignaturesDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelReestablish o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelReestablish_clone(&o_conv);
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelReestablishDecodeErrorZ* o_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelReestablishDecodeErrorZ* o_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelReestablishDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelReestablishDecodeErrorZ _res_conv = *(LDKCResult_ChannelReestablishDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelReestablishDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelReestablishDecodeErrorZ_clone_ptr(LDKCResult_ChannelReestablishDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelReestablishDecodeErrorZ_clone_ptr(LDKCResult_ChannelReestablishDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelReestablishDecodeErrorZ* arg_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelReestablishDecodeErrorZ* arg_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelReestablishDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReestablishDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelReestablishDecodeErrorZ* orig_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelReestablishDecodeErrorZ* orig_conv = (LDKCResult_ChannelReestablishDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = CResult_ChannelReestablishDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKClosingSigned o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ClosingSigned_clone(&o_conv);
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ClosingSignedDecodeErrorZ* o_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(o & ~1);
+       LDKCResult_ClosingSignedDecodeErrorZ* o_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ClosingSignedDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ClosingSignedDecodeErrorZ _res_conv = *(LDKCResult_ClosingSignedDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ClosingSignedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ClosingSignedDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ClosingSignedDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ClosingSignedDecodeErrorZ* arg_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ClosingSignedDecodeErrorZ* arg_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ClosingSignedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ClosingSignedDecodeErrorZ* orig_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ClosingSignedDecodeErrorZ* orig_conv = (LDKCResult_ClosingSignedDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKClosingSignedFeeRange o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ClosingSignedFeeRange_clone(&o_conv);
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* o_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(o & ~1);
+       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* o_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ _res_conv = *(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ClosingSignedFeeRangeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* arg_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* arg_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ClosingSignedFeeRangeDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* orig_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* orig_conv = (LDKCResult_ClosingSignedFeeRangeDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = CResult_ClosingSignedFeeRangeDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKCommitmentSigned o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = CommitmentSigned_clone(&o_conv);
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_CommitmentSignedDecodeErrorZ* o_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(o & ~1);
+       LDKCResult_CommitmentSignedDecodeErrorZ* o_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_CommitmentSignedDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_CommitmentSignedDecodeErrorZ _res_conv = *(LDKCResult_CommitmentSignedDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_CommitmentSignedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_CommitmentSignedDecodeErrorZ_clone_ptr(LDKCResult_CommitmentSignedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_CommitmentSignedDecodeErrorZ_clone_ptr(LDKCResult_CommitmentSignedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_CommitmentSignedDecodeErrorZ* arg_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(arg & ~1);
+       LDKCResult_CommitmentSignedDecodeErrorZ* arg_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_CommitmentSignedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1CommitmentSignedDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_CommitmentSignedDecodeErrorZ* orig_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)(orig & ~1);
+       LDKCResult_CommitmentSignedDecodeErrorZ* orig_conv = (LDKCResult_CommitmentSignedDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CResult_CommitmentSignedDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKFundingCreated o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = FundingCreated_clone(&o_conv);
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_FundingCreatedDecodeErrorZ* o_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(o & ~1);
+       LDKCResult_FundingCreatedDecodeErrorZ* o_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_FundingCreatedDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_FundingCreatedDecodeErrorZ _res_conv = *(LDKCResult_FundingCreatedDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_FundingCreatedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_FundingCreatedDecodeErrorZ_clone_ptr(LDKCResult_FundingCreatedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_FundingCreatedDecodeErrorZ_clone_ptr(LDKCResult_FundingCreatedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_FundingCreatedDecodeErrorZ* arg_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(arg & ~1);
+       LDKCResult_FundingCreatedDecodeErrorZ* arg_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_FundingCreatedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingCreatedDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_FundingCreatedDecodeErrorZ* orig_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)(orig & ~1);
+       LDKCResult_FundingCreatedDecodeErrorZ* orig_conv = (LDKCResult_FundingCreatedDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = CResult_FundingCreatedDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKFundingSigned o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = FundingSigned_clone(&o_conv);
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_FundingSignedDecodeErrorZ* o_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(o & ~1);
+       LDKCResult_FundingSignedDecodeErrorZ* o_conv = (LDKCResult_FundingSignedDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_FundingSignedDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_FundingSignedDecodeErrorZ _res_conv = *(LDKCResult_FundingSignedDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_FundingSignedDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_FundingSignedDecodeErrorZ_clone_ptr(LDKCResult_FundingSignedDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_FundingSignedDecodeErrorZ_clone_ptr(LDKCResult_FundingSignedDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_FundingSignedDecodeErrorZ* arg_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(arg & ~1);
+       LDKCResult_FundingSignedDecodeErrorZ* arg_conv = (LDKCResult_FundingSignedDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_FundingSignedDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1FundingSignedDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_FundingSignedDecodeErrorZ* orig_conv = (LDKCResult_FundingSignedDecodeErrorZ*)(orig & ~1);
+       LDKCResult_FundingSignedDecodeErrorZ* orig_conv = (LDKCResult_FundingSignedDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = CResult_FundingSignedDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelReady o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelReady_clone(&o_conv);
        LDKCResult_ChannelReadyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReadyDecodeErrorZ), "LDKCResult_ChannelReadyDecodeErrorZ");
        *ret_conv = CResult_ChannelReadyDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelReadyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReadyDecodeErrorZ), "LDKCResult_ChannelReadyDecodeErrorZ");
        *ret_conv = CResult_ChannelReadyDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelReadyDecodeErrorZ* o_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelReadyDecodeErrorZ* o_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelReadyDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelReadyDecodeErrorZ _res_conv = *(LDKCResult_ChannelReadyDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelReadyDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelReadyDecodeErrorZ_clone_ptr(LDKCResult_ChannelReadyDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelReadyDecodeErrorZ_clone_ptr(LDKCResult_ChannelReadyDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelReadyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReadyDecodeErrorZ), "LDKCResult_ChannelReadyDecodeErrorZ");
        *ret_conv = CResult_ChannelReadyDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelReadyDecodeErrorZ* arg_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelReadyDecodeErrorZ* arg_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelReadyDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelReadyDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelReadyDecodeErrorZ* orig_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelReadyDecodeErrorZ* orig_conv = (LDKCResult_ChannelReadyDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelReadyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReadyDecodeErrorZ), "LDKCResult_ChannelReadyDecodeErrorZ");
        *ret_conv = CResult_ChannelReadyDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKInit o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = Init_clone(&o_conv);
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_InitDecodeErrorZ* o_conv = (LDKCResult_InitDecodeErrorZ*)(o & ~1);
+       LDKCResult_InitDecodeErrorZ* o_conv = (LDKCResult_InitDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_InitDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InitDecodeErrorZ _res_conv = *(LDKCResult_InitDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_InitDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_InitDecodeErrorZ_clone_ptr(LDKCResult_InitDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_InitDecodeErrorZ_clone_ptr(LDKCResult_InitDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_InitDecodeErrorZ* arg_conv = (LDKCResult_InitDecodeErrorZ*)(arg & ~1);
+       LDKCResult_InitDecodeErrorZ* arg_conv = (LDKCResult_InitDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_InitDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InitDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_InitDecodeErrorZ* orig_conv = (LDKCResult_InitDecodeErrorZ*)(orig & ~1);
+       LDKCResult_InitDecodeErrorZ* orig_conv = (LDKCResult_InitDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = CResult_InitDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKOpenChannel o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = OpenChannel_clone(&o_conv);
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_OpenChannelDecodeErrorZ* o_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(o & ~1);
+       LDKCResult_OpenChannelDecodeErrorZ* o_conv = (LDKCResult_OpenChannelDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_OpenChannelDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_OpenChannelDecodeErrorZ _res_conv = *(LDKCResult_OpenChannelDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_OpenChannelDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_OpenChannelDecodeErrorZ_clone_ptr(LDKCResult_OpenChannelDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_OpenChannelDecodeErrorZ_clone_ptr(LDKCResult_OpenChannelDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_OpenChannelDecodeErrorZ* arg_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(arg & ~1);
+       LDKCResult_OpenChannelDecodeErrorZ* arg_conv = (LDKCResult_OpenChannelDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_OpenChannelDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OpenChannelDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_OpenChannelDecodeErrorZ* orig_conv = (LDKCResult_OpenChannelDecodeErrorZ*)(orig & ~1);
+       LDKCResult_OpenChannelDecodeErrorZ* orig_conv = (LDKCResult_OpenChannelDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = CResult_OpenChannelDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKRevokeAndACK o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = RevokeAndACK_clone(&o_conv);
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_RevokeAndACKDecodeErrorZ* o_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(o & ~1);
+       LDKCResult_RevokeAndACKDecodeErrorZ* o_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_RevokeAndACKDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_RevokeAndACKDecodeErrorZ _res_conv = *(LDKCResult_RevokeAndACKDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_RevokeAndACKDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_RevokeAndACKDecodeErrorZ_clone_ptr(LDKCResult_RevokeAndACKDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_RevokeAndACKDecodeErrorZ_clone_ptr(LDKCResult_RevokeAndACKDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_RevokeAndACKDecodeErrorZ* arg_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(arg & ~1);
+       LDKCResult_RevokeAndACKDecodeErrorZ* arg_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_RevokeAndACKDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1RevokeAndACKDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_RevokeAndACKDecodeErrorZ* orig_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)(orig & ~1);
+       LDKCResult_RevokeAndACKDecodeErrorZ* orig_conv = (LDKCResult_RevokeAndACKDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = CResult_RevokeAndACKDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKShutdown o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = Shutdown_clone(&o_conv);
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ShutdownDecodeErrorZ* o_conv = (LDKCResult_ShutdownDecodeErrorZ*)(o & ~1);
+       LDKCResult_ShutdownDecodeErrorZ* o_conv = (LDKCResult_ShutdownDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ShutdownDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ShutdownDecodeErrorZ _res_conv = *(LDKCResult_ShutdownDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ShutdownDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ShutdownDecodeErrorZ_clone_ptr(LDKCResult_ShutdownDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ShutdownDecodeErrorZ_clone_ptr(LDKCResult_ShutdownDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ShutdownDecodeErrorZ* arg_conv = (LDKCResult_ShutdownDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ShutdownDecodeErrorZ* arg_conv = (LDKCResult_ShutdownDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ShutdownDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ShutdownDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ShutdownDecodeErrorZ* orig_conv = (LDKCResult_ShutdownDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ShutdownDecodeErrorZ* orig_conv = (LDKCResult_ShutdownDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = CResult_ShutdownDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUpdateFailHTLC o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UpdateFailHTLC_clone(&o_conv);
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UpdateFailHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(o & ~1);
+       LDKCResult_UpdateFailHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFailHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateFailHTLCDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UpdateFailHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UpdateFailHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UpdateFailHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailHTLCDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UpdateFailHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UpdateFailHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFailHTLCDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailHTLCDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUpdateFailMalformedHTLC o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UpdateFailMalformedHTLC_clone(&o_conv);
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(o & ~1);
+       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UpdateFailMalformedHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFailMalformedHTLCDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFailMalformedHTLCDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUpdateFee o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UpdateFee_clone(&o_conv);
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UpdateFeeDecodeErrorZ* o_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(o & ~1);
+       LDKCResult_UpdateFeeDecodeErrorZ* o_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UpdateFeeDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFeeDecodeErrorZ _res_conv = *(LDKCResult_UpdateFeeDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UpdateFeeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UpdateFeeDecodeErrorZ_clone_ptr(LDKCResult_UpdateFeeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UpdateFeeDecodeErrorZ_clone_ptr(LDKCResult_UpdateFeeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UpdateFeeDecodeErrorZ* arg_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UpdateFeeDecodeErrorZ* arg_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UpdateFeeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFeeDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UpdateFeeDecodeErrorZ* orig_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UpdateFeeDecodeErrorZ* orig_conv = (LDKCResult_UpdateFeeDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = CResult_UpdateFeeDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUpdateFulfillHTLC o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UpdateFulfillHTLC_clone(&o_conv);
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(o & ~1);
+       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UpdateFulfillHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFulfillHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateFulfillHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateFulfillHTLCDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UpdateFulfillHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateFulfillHTLCDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateFulfillHTLCDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUpdateAddHTLC o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UpdateAddHTLC_clone(&o_conv);
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UpdateAddHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(o & ~1);
+       LDKCResult_UpdateAddHTLCDecodeErrorZ* o_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UpdateAddHTLCDecodeErrorZ _res_conv = *(LDKCResult_UpdateAddHTLCDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UpdateAddHTLCDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateAddHTLCDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(LDKCResult_UpdateAddHTLCDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UpdateAddHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UpdateAddHTLCDecodeErrorZ* arg_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UpdateAddHTLCDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UpdateAddHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UpdateAddHTLCDecodeErrorZ* orig_conv = (LDKCResult_UpdateAddHTLCDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = CResult_UpdateAddHTLCDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKOnionMessage o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv = OnionMessage_clone(&o_conv);
+       LDKCResult_OnionMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OnionMessageDecodeErrorZ), "LDKCResult_OnionMessageDecodeErrorZ");
+       *ret_conv = CResult_OnionMessageDecodeErrorZ_ok(o_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
+       LDKCResult_OnionMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OnionMessageDecodeErrorZ), "LDKCResult_OnionMessageDecodeErrorZ");
+       *ret_conv = CResult_OnionMessageDecodeErrorZ_err(e_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
+       LDKCResult_OnionMessageDecodeErrorZ* o_conv = (LDKCResult_OnionMessageDecodeErrorZ*)untag_ptr(o);
+       jboolean ret_conv = CResult_OnionMessageDecodeErrorZ_is_ok(o_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKCResult_OnionMessageDecodeErrorZ _res_conv = *(LDKCResult_OnionMessageDecodeErrorZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       CResult_OnionMessageDecodeErrorZ_free(_res_conv);
+}
+
+static inline uint64_t CResult_OnionMessageDecodeErrorZ_clone_ptr(LDKCResult_OnionMessageDecodeErrorZ *NONNULL_PTR arg) {
+       LDKCResult_OnionMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OnionMessageDecodeErrorZ), "LDKCResult_OnionMessageDecodeErrorZ");
+       *ret_conv = CResult_OnionMessageDecodeErrorZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKCResult_OnionMessageDecodeErrorZ* arg_conv = (LDKCResult_OnionMessageDecodeErrorZ*)untag_ptr(arg);
+       int64_t ret_conv = CResult_OnionMessageDecodeErrorZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1OnionMessageDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKCResult_OnionMessageDecodeErrorZ* orig_conv = (LDKCResult_OnionMessageDecodeErrorZ*)untag_ptr(orig);
+       LDKCResult_OnionMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OnionMessageDecodeErrorZ), "LDKCResult_OnionMessageDecodeErrorZ");
+       *ret_conv = CResult_OnionMessageDecodeErrorZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKPing o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = Ping_clone(&o_conv);
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PingDecodeErrorZ* o_conv = (LDKCResult_PingDecodeErrorZ*)(o & ~1);
+       LDKCResult_PingDecodeErrorZ* o_conv = (LDKCResult_PingDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PingDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PingDecodeErrorZ _res_conv = *(LDKCResult_PingDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PingDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PingDecodeErrorZ_clone_ptr(LDKCResult_PingDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PingDecodeErrorZ_clone_ptr(LDKCResult_PingDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PingDecodeErrorZ* arg_conv = (LDKCResult_PingDecodeErrorZ*)(arg & ~1);
+       LDKCResult_PingDecodeErrorZ* arg_conv = (LDKCResult_PingDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PingDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PingDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PingDecodeErrorZ* orig_conv = (LDKCResult_PingDecodeErrorZ*)(orig & ~1);
+       LDKCResult_PingDecodeErrorZ* orig_conv = (LDKCResult_PingDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = CResult_PingDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKPong o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = Pong_clone(&o_conv);
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_PongDecodeErrorZ* o_conv = (LDKCResult_PongDecodeErrorZ*)(o & ~1);
+       LDKCResult_PongDecodeErrorZ* o_conv = (LDKCResult_PongDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_PongDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_PongDecodeErrorZ _res_conv = *(LDKCResult_PongDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_PongDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_PongDecodeErrorZ_clone_ptr(LDKCResult_PongDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_PongDecodeErrorZ_clone_ptr(LDKCResult_PongDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_PongDecodeErrorZ* arg_conv = (LDKCResult_PongDecodeErrorZ*)(arg & ~1);
+       LDKCResult_PongDecodeErrorZ* arg_conv = (LDKCResult_PongDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_PongDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1PongDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_PongDecodeErrorZ* orig_conv = (LDKCResult_PongDecodeErrorZ*)(orig & ~1);
+       LDKCResult_PongDecodeErrorZ* orig_conv = (LDKCResult_PongDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = CResult_PongDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUnsignedChannelAnnouncement o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UnsignedChannelAnnouncement_clone(&o_conv);
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* o_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(o & ~1);
+       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* o_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UnsignedChannelAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelAnnouncementDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelAnnouncement o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelAnnouncement_clone(&o_conv);
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelAnnouncementDecodeErrorZ* o_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelAnnouncementDecodeErrorZ* o_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_ChannelAnnouncementDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_ChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_ChannelAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelAnnouncementDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_ChannelAnnouncementDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = CResult_ChannelAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUnsignedChannelUpdate o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UnsignedChannelUpdate_clone(&o_conv);
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* o_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(o & ~1);
+       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* o_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ _res_conv = *(LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UnsignedChannelUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_UnsignedChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* arg_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* arg_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedChannelUpdateDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* orig_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UnsignedChannelUpdateDecodeErrorZ* orig_conv = (LDKCResult_UnsignedChannelUpdateDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_UnsignedChannelUpdateDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKChannelUpdate o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ChannelUpdate_clone(&o_conv);
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ChannelUpdateDecodeErrorZ* o_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(o & ~1);
+       LDKCResult_ChannelUpdateDecodeErrorZ* o_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ChannelUpdateDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ChannelUpdateDecodeErrorZ _res_conv = *(LDKCResult_ChannelUpdateDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ChannelUpdateDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ChannelUpdateDecodeErrorZ_clone_ptr(LDKCResult_ChannelUpdateDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ChannelUpdateDecodeErrorZ* arg_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ChannelUpdateDecodeErrorZ* arg_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ChannelUpdateDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ChannelUpdateDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ChannelUpdateDecodeErrorZ* orig_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ChannelUpdateDecodeErrorZ* orig_conv = (LDKCResult_ChannelUpdateDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = CResult_ChannelUpdateDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKErrorMessage o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ErrorMessage_clone(&o_conv);
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ErrorMessageDecodeErrorZ* o_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(o & ~1);
+       LDKCResult_ErrorMessageDecodeErrorZ* o_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ErrorMessageDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ErrorMessageDecodeErrorZ _res_conv = *(LDKCResult_ErrorMessageDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ErrorMessageDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ErrorMessageDecodeErrorZ_clone_ptr(LDKCResult_ErrorMessageDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ErrorMessageDecodeErrorZ_clone_ptr(LDKCResult_ErrorMessageDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ErrorMessageDecodeErrorZ* arg_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ErrorMessageDecodeErrorZ* arg_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ErrorMessageDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ErrorMessageDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ErrorMessageDecodeErrorZ* orig_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ErrorMessageDecodeErrorZ* orig_conv = (LDKCResult_ErrorMessageDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = CResult_ErrorMessageDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKWarningMessage o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = WarningMessage_clone(&o_conv);
        LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
        *ret_conv = CResult_WarningMessageDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
        *ret_conv = CResult_WarningMessageDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_WarningMessageDecodeErrorZ* o_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(o & ~1);
+       LDKCResult_WarningMessageDecodeErrorZ* o_conv = (LDKCResult_WarningMessageDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_WarningMessageDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_WarningMessageDecodeErrorZ _res_conv = *(LDKCResult_WarningMessageDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_WarningMessageDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_WarningMessageDecodeErrorZ_clone_ptr(LDKCResult_WarningMessageDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_WarningMessageDecodeErrorZ_clone_ptr(LDKCResult_WarningMessageDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
        *ret_conv = CResult_WarningMessageDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_WarningMessageDecodeErrorZ* arg_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(arg & ~1);
+       LDKCResult_WarningMessageDecodeErrorZ* arg_conv = (LDKCResult_WarningMessageDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_WarningMessageDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1WarningMessageDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_WarningMessageDecodeErrorZ* orig_conv = (LDKCResult_WarningMessageDecodeErrorZ*)(orig & ~1);
+       LDKCResult_WarningMessageDecodeErrorZ* orig_conv = (LDKCResult_WarningMessageDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
        *ret_conv = CResult_WarningMessageDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKUnsignedNodeAnnouncement o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = UnsignedNodeAnnouncement_clone(&o_conv);
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* o_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(o & ~1);
+       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* o_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_UnsignedNodeAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(arg & ~1);
+       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1UnsignedNodeAnnouncementDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)(orig & ~1);
+       LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_UnsignedNodeAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKNodeAnnouncement o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = NodeAnnouncement_clone(&o_conv);
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_NodeAnnouncementDecodeErrorZ* o_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(o & ~1);
+       LDKCResult_NodeAnnouncementDecodeErrorZ* o_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_NodeAnnouncementDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_NodeAnnouncementDecodeErrorZ _res_conv = *(LDKCResult_NodeAnnouncementDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_NodeAnnouncementDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(LDKCResult_NodeAnnouncementDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_NodeAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(arg & ~1);
+       LDKCResult_NodeAnnouncementDecodeErrorZ* arg_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_NodeAnnouncementDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1NodeAnnouncementDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_NodeAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)(orig & ~1);
+       LDKCResult_NodeAnnouncementDecodeErrorZ* orig_conv = (LDKCResult_NodeAnnouncementDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = CResult_NodeAnnouncementDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKQueryShortChannelIds o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = QueryShortChannelIds_clone(&o_conv);
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_QueryShortChannelIdsDecodeErrorZ* o_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(o & ~1);
+       LDKCResult_QueryShortChannelIdsDecodeErrorZ* o_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_QueryShortChannelIdsDecodeErrorZ _res_conv = *(LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_QueryShortChannelIdsDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(LDKCResult_QueryShortChannelIdsDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(LDKCResult_QueryShortChannelIdsDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_QueryShortChannelIdsDecodeErrorZ* arg_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(arg & ~1);
+       LDKCResult_QueryShortChannelIdsDecodeErrorZ* arg_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryShortChannelIdsDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_QueryShortChannelIdsDecodeErrorZ* orig_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)(orig & ~1);
+       LDKCResult_QueryShortChannelIdsDecodeErrorZ* orig_conv = (LDKCResult_QueryShortChannelIdsDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = CResult_QueryShortChannelIdsDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKReplyShortChannelIdsEnd o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ReplyShortChannelIdsEnd_clone(&o_conv);
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* o_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(o & ~1);
+       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* o_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ _res_conv = *(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ReplyShortChannelIdsEndDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* arg_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* arg_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyShortChannelIdsEndDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* orig_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* orig_conv = (LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = CResult_ReplyShortChannelIdsEndDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKQueryChannelRange o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = QueryChannelRange_clone(&o_conv);
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_QueryChannelRangeDecodeErrorZ* o_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(o & ~1);
+       LDKCResult_QueryChannelRangeDecodeErrorZ* o_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_QueryChannelRangeDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_QueryChannelRangeDecodeErrorZ _res_conv = *(LDKCResult_QueryChannelRangeDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_QueryChannelRangeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_QueryChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_QueryChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_QueryChannelRangeDecodeErrorZ* arg_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(arg & ~1);
+       LDKCResult_QueryChannelRangeDecodeErrorZ* arg_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_QueryChannelRangeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1QueryChannelRangeDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_QueryChannelRangeDecodeErrorZ* orig_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)(orig & ~1);
+       LDKCResult_QueryChannelRangeDecodeErrorZ* orig_conv = (LDKCResult_QueryChannelRangeDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = CResult_QueryChannelRangeDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKReplyChannelRange o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = ReplyChannelRange_clone(&o_conv);
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_ReplyChannelRangeDecodeErrorZ* o_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(o & ~1);
+       LDKCResult_ReplyChannelRangeDecodeErrorZ* o_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_ReplyChannelRangeDecodeErrorZ _res_conv = *(LDKCResult_ReplyChannelRangeDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_ReplyChannelRangeDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_ReplyChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(LDKCResult_ReplyChannelRangeDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_ReplyChannelRangeDecodeErrorZ* arg_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(arg & ~1);
+       LDKCResult_ReplyChannelRangeDecodeErrorZ* arg_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1ReplyChannelRangeDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_ReplyChannelRangeDecodeErrorZ* orig_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)(orig & ~1);
+       LDKCResult_ReplyChannelRangeDecodeErrorZ* orig_conv = (LDKCResult_ReplyChannelRangeDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = CResult_ReplyChannelRangeDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKGossipTimestampFilter o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = GossipTimestampFilter_clone(&o_conv);
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       LDKDecodeError e_conv;
-       e_conv.inner = (void*)(e & (~1));
-       e_conv.is_owned = (e & 1) || (e == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(e_conv);
-       e_conv = DecodeError_clone(&e_conv);
+       void* e_ptr = untag_ptr(e);
+       CHECK_ACCESS(e_ptr);
+       LDKDecodeError e_conv = *(LDKDecodeError*)(e_ptr);
+       e_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(e));
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_GossipTimestampFilterDecodeErrorZ* o_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(o & ~1);
+       LDKCResult_GossipTimestampFilterDecodeErrorZ* o_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_GossipTimestampFilterDecodeErrorZ _res_conv = *(LDKCResult_GossipTimestampFilterDecodeErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_GossipTimestampFilterDecodeErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(LDKCResult_GossipTimestampFilterDecodeErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(LDKCResult_GossipTimestampFilterDecodeErrorZ *NONNULL_PTR arg) {
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_GossipTimestampFilterDecodeErrorZ* arg_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(arg & ~1);
+       LDKCResult_GossipTimestampFilterDecodeErrorZ* arg_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1GossipTimestampFilterDecodeErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_GossipTimestampFilterDecodeErrorZ* orig_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)(orig & ~1);
+       LDKCResult_GossipTimestampFilterDecodeErrorZ* orig_conv = (LDKCResult_GossipTimestampFilterDecodeErrorZ*)untag_ptr(orig);
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = CResult_GossipTimestampFilterDecodeErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PhantomRouteHintsZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
@@ -24134,8 +25695,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PhantomRouteHintsZ_1free
        for (size_t t = 0; t < _res_constr.datalen; t++) {
                int64_t _res_conv_19 = _res_vals[t];
                LDKPhantomRouteHints _res_conv_19_conv;
-               _res_conv_19_conv.inner = (void*)(_res_conv_19 & (~1));
-               _res_conv_19_conv.is_owned = (_res_conv_19 & 1) || (_res_conv_19 == 0);
+               _res_conv_19_conv.inner = untag_ptr(_res_conv_19);
+               _res_conv_19_conv.is_owned = ptr_is_owned(_res_conv_19);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_19_conv);
                _res_constr.data[t] = _res_conv_19_conv;
        }
@@ -24145,60 +25706,60 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PhantomRouteHintsZ_1free
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKInvoice o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        o_conv = Invoice_clone(&o_conv);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1err(JNIEnv *env, jclass clz, int64_t e) {
-       void* e_ptr = (void*)(((uintptr_t)e) & ~1);
+       void* e_ptr = untag_ptr(e);
        CHECK_ACCESS(e_ptr);
        LDKSignOrCreationError e_conv = *(LDKSignOrCreationError*)(e_ptr);
-       e_conv = SignOrCreationError_clone((LDKSignOrCreationError*)(((uintptr_t)e) & ~1));
+       e_conv = SignOrCreationError_clone((LDKSignOrCreationError*)untag_ptr(e));
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_err(e_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_InvoiceSignOrCreationErrorZ* o_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(o & ~1);
+       LDKCResult_InvoiceSignOrCreationErrorZ* o_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)untag_ptr(o);
        jboolean ret_conv = CResult_InvoiceSignOrCreationErrorZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_InvoiceSignOrCreationErrorZ _res_conv = *(LDKCResult_InvoiceSignOrCreationErrorZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_InvoiceSignOrCreationErrorZ_free(_res_conv);
 }
 
-static inline uintptr_t CResult_InvoiceSignOrCreationErrorZ_clone_ptr(LDKCResult_InvoiceSignOrCreationErrorZ *NONNULL_PTR arg) {
+static inline uint64_t CResult_InvoiceSignOrCreationErrorZ_clone_ptr(LDKCResult_InvoiceSignOrCreationErrorZ *NONNULL_PTR arg) {
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_clone(arg);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKCResult_InvoiceSignOrCreationErrorZ* arg_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(arg & ~1);
+       LDKCResult_InvoiceSignOrCreationErrorZ* arg_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)untag_ptr(arg);
        int64_t ret_conv = CResult_InvoiceSignOrCreationErrorZ_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1InvoiceSignOrCreationErrorZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCResult_InvoiceSignOrCreationErrorZ* orig_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)(orig & ~1);
+       LDKCResult_InvoiceSignOrCreationErrorZ* orig_conv = (LDKCResult_InvoiceSignOrCreationErrorZ*)untag_ptr(orig);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
        *ret_conv = CResult_InvoiceSignOrCreationErrorZ_clone(orig_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1FilterZ_1some(JNIEnv *env, jclass clz, int64_t o) {
-       void* o_ptr = (void*)(((uintptr_t)o) & ~1);
+       void* o_ptr = untag_ptr(o);
        CHECK_ACCESS(o_ptr);
        LDKFilter o_conv = *(LDKFilter*)(o_ptr);
        if (o_conv.free == LDKFilter_JCalls_free) {
@@ -24207,55 +25768,56 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1FilterZ_1some(JNIE
        }
        LDKCOption_FilterZ *ret_copy = MALLOC(sizeof(LDKCOption_FilterZ), "LDKCOption_FilterZ");
        *ret_copy = COption_FilterZ_some(o_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_COption_1FilterZ_1none(JNIEnv *env, jclass clz) {
        LDKCOption_FilterZ *ret_copy = MALLOC(sizeof(LDKCOption_FilterZ), "LDKCOption_FilterZ");
        *ret_copy = COption_FilterZ_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_COption_1FilterZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCOption_FilterZ _res_conv = *(LDKCOption_FilterZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        COption_FilterZ_free(_res_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1LockedChannelMonitorNoneZ_1ok(JNIEnv *env, jclass clz, int64_t o) {
        LDKLockedChannelMonitor o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = (o & 1) || (o == 0);
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
        // WARNING: we need a move here but no clone is available for LDKLockedChannelMonitor
+       
        LDKCResult_LockedChannelMonitorNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_LockedChannelMonitorNoneZ), "LDKCResult_LockedChannelMonitorNoneZ");
        *ret_conv = CResult_LockedChannelMonitorNoneZ_ok(o_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CResult_1LockedChannelMonitorNoneZ_1err(JNIEnv *env, jclass clz) {
        LDKCResult_LockedChannelMonitorNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_LockedChannelMonitorNoneZ), "LDKCResult_LockedChannelMonitorNoneZ");
        *ret_conv = CResult_LockedChannelMonitorNoneZ_err();
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CResult_1LockedChannelMonitorNoneZ_1is_1ok(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCResult_LockedChannelMonitorNoneZ* o_conv = (LDKCResult_LockedChannelMonitorNoneZ*)(o & ~1);
+       LDKCResult_LockedChannelMonitorNoneZ* o_conv = (LDKCResult_LockedChannelMonitorNoneZ*)untag_ptr(o);
        jboolean ret_conv = CResult_LockedChannelMonitorNoneZ_is_ok(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1LockedChannelMonitorNoneZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
-       if ((_res & 1) != 0) return;
-       void* _res_ptr = (void*)(((uintptr_t)_res) & ~1);
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
        CHECK_ACCESS(_res_ptr);
        LDKCResult_LockedChannelMonitorNoneZ _res_conv = *(LDKCResult_LockedChannelMonitorNoneZ*)(_res_ptr);
-       FREE((void*)_res);
+       FREE(untag_ptr(_res));
        CResult_LockedChannelMonitorNoneZ_free(_res_conv);
 }
 
@@ -24270,8 +25832,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1OutPointZ_1free(JNIEnv *
        for (size_t k = 0; k < _res_constr.datalen; k++) {
                int64_t _res_conv_10 = _res_vals[k];
                LDKOutPoint _res_conv_10_conv;
-               _res_conv_10_conv.inner = (void*)(_res_conv_10 & (~1));
-               _res_conv_10_conv.is_owned = (_res_conv_10 & 1) || (_res_conv_10 == 0);
+               _res_conv_10_conv.inner = untag_ptr(_res_conv_10);
+               _res_conv_10_conv.is_owned = ptr_is_owned(_res_conv_10);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_10_conv);
                _res_constr.data[k] = _res_conv_10_conv;
        }
@@ -24279,32 +25841,127 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1OutPointZ_1free(JNIEnv *
        CVec_OutPointZ_free(_res_constr);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MonitorUpdateIdZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
+       LDKCVec_MonitorUpdateIdZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKMonitorUpdateId), "LDKCVec_MonitorUpdateIdZ Elements");
+       else
+               _res_constr.data = NULL;
+       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
+       for (size_t r = 0; r < _res_constr.datalen; r++) {
+               int64_t _res_conv_17 = _res_vals[r];
+               LDKMonitorUpdateId _res_conv_17_conv;
+               _res_conv_17_conv.inner = untag_ptr(_res_conv_17);
+               _res_conv_17_conv.is_owned = ptr_is_owned(_res_conv_17);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(_res_conv_17_conv);
+               _res_constr.data[r] = _res_conv_17_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
+       CVec_MonitorUpdateIdZ_free(_res_constr);
+}
+
+static inline uint64_t C2Tuple_OutPointCVec_MonitorUpdateIdZZ_clone_ptr(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ *NONNULL_PTR arg) {
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ), "LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ");
+       *ret_conv = C2Tuple_OutPointCVec_MonitorUpdateIdZZ_clone(arg);
+       return tag_ptr(ret_conv, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointCVec_1MonitorUpdateIdZZ_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* arg_conv = (LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ*)untag_ptr(arg);
+       int64_t ret_conv = C2Tuple_OutPointCVec_MonitorUpdateIdZZ_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointCVec_1MonitorUpdateIdZZ_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* orig_conv = (LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ*)untag_ptr(orig);
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ), "LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ");
+       *ret_conv = C2Tuple_OutPointCVec_MonitorUpdateIdZZ_clone(orig_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointCVec_1MonitorUpdateIdZZ_1new(JNIEnv *env, jclass clz, int64_t a, int64_tArray b) {
+       LDKOutPoint a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv = OutPoint_clone(&a_conv);
+       LDKCVec_MonitorUpdateIdZ b_constr;
+       b_constr.datalen = (*env)->GetArrayLength(env, b);
+       if (b_constr.datalen > 0)
+               b_constr.data = MALLOC(b_constr.datalen * sizeof(LDKMonitorUpdateId), "LDKCVec_MonitorUpdateIdZ Elements");
+       else
+               b_constr.data = NULL;
+       int64_t* b_vals = (*env)->GetLongArrayElements (env, b, NULL);
+       for (size_t r = 0; r < b_constr.datalen; r++) {
+               int64_t b_conv_17 = b_vals[r];
+               LDKMonitorUpdateId b_conv_17_conv;
+               b_conv_17_conv.inner = untag_ptr(b_conv_17);
+               b_conv_17_conv.is_owned = ptr_is_owned(b_conv_17);
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv_17_conv);
+               b_conv_17_conv = MonitorUpdateId_clone(&b_conv_17_conv);
+               b_constr.data[r] = b_conv_17_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, b, b_vals, 0);
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ), "LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ");
+       *ret_conv = C2Tuple_OutPointCVec_MonitorUpdateIdZZ_new(a_conv, b_constr);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointCVec_1MonitorUpdateIdZZ_1free(JNIEnv *env, jclass clz, int64_t _res) {
+       if (!ptr_is_owned(_res)) return;
+       void* _res_ptr = untag_ptr(_res);
+       CHECK_ACCESS(_res_ptr);
+       LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ _res_conv = *(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ*)(_res_ptr);
+       FREE(untag_ptr(_res));
+       C2Tuple_OutPointCVec_MonitorUpdateIdZZ_free(_res_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1OutPointCVec_1MonitorUpdateIdZZZ_1free(JNIEnv *env, jclass clz, int64_tArray _res) {
+       LDKCVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ _res_constr;
+       _res_constr.datalen = (*env)->GetArrayLength(env, _res);
+       if (_res_constr.datalen > 0)
+               _res_constr.data = MALLOC(_res_constr.datalen * sizeof(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ), "LDKCVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ Elements");
+       else
+               _res_constr.data = NULL;
+       int64_t* _res_vals = (*env)->GetLongArrayElements (env, _res, NULL);
+       for (size_t p = 0; p < _res_constr.datalen; p++) {
+               int64_t _res_conv_41 = _res_vals[p];
+               void* _res_conv_41_ptr = untag_ptr(_res_conv_41);
+               CHECK_ACCESS(_res_conv_41_ptr);
+               LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ _res_conv_41_conv = *(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ*)(_res_conv_41_ptr);
+               FREE(untag_ptr(_res_conv_41));
+               _res_constr.data[p] = _res_conv_41_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, _res, _res_vals, 0);
+       CVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ_free(_res_constr);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentPurpose_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPaymentPurpose this_ptr_conv = *(LDKPaymentPurpose*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        PaymentPurpose_free(this_ptr_conv);
 }
 
-static inline uintptr_t PaymentPurpose_clone_ptr(LDKPaymentPurpose *NONNULL_PTR arg) {
+static inline uint64_t PaymentPurpose_clone_ptr(LDKPaymentPurpose *NONNULL_PTR arg) {
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentPurpose_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKPaymentPurpose* arg_conv = (LDKPaymentPurpose*)arg;
+       LDKPaymentPurpose* arg_conv = (LDKPaymentPurpose*)untag_ptr(arg);
        int64_t ret_conv = PaymentPurpose_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentPurpose_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKPaymentPurpose* orig_conv = (LDKPaymentPurpose*)orig;
+       LDKPaymentPurpose* orig_conv = (LDKPaymentPurpose*)untag_ptr(orig);
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24317,7 +25974,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentPurpose_1invoice_1pa
        (*env)->GetByteArrayRegion(env, payment_secret, 0, 32, payment_secret_ref.data);
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_invoice_payment(payment_preimage_ref, payment_secret_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24327,12 +25984,12 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentPurpose_1spontaneous
        (*env)->GetByteArrayRegion(env, a, 0, 32, a_ref.data);
        LDKPaymentPurpose *ret_copy = MALLOC(sizeof(LDKPaymentPurpose), "LDKPaymentPurpose");
        *ret_copy = PaymentPurpose_spontaneous_payment(a_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PaymentPurpose_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKPaymentPurpose* obj_conv = (LDKPaymentPurpose*)obj;
+       LDKPaymentPurpose* obj_conv = (LDKPaymentPurpose*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = PaymentPurpose_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -24347,35 +26004,35 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentPurpose_1read(JNIEnv
        LDKCResult_PaymentPurposeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPurposeDecodeErrorZ), "LDKCResult_PaymentPurposeDecodeErrorZ");
        *ret_conv = PaymentPurpose_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosureReason_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKClosureReason this_ptr_conv = *(LDKClosureReason*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        ClosureReason_free(this_ptr_conv);
 }
 
-static inline uintptr_t ClosureReason_clone_ptr(LDKClosureReason *NONNULL_PTR arg) {
+static inline uint64_t ClosureReason_clone_ptr(LDKClosureReason *NONNULL_PTR arg) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKClosureReason* arg_conv = (LDKClosureReason*)arg;
+       LDKClosureReason* arg_conv = (LDKClosureReason*)untag_ptr(arg);
        int64_t ret_conv = ClosureReason_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKClosureReason* orig_conv = (LDKClosureReason*)orig;
+       LDKClosureReason* orig_conv = (LDKClosureReason*)untag_ptr(orig);
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24383,35 +26040,35 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1counterparty
        LDKStr peer_msg_conv = java_to_owned_str(env, peer_msg);
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_counterparty_force_closed(peer_msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1holder_1force_1closed(JNIEnv *env, jclass clz) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_holder_force_closed();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1cooperative_1closure(JNIEnv *env, jclass clz) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_cooperative_closure();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1commitment_1tx_1confirmed(JNIEnv *env, jclass clz) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_commitment_tx_confirmed();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1funding_1timed_1out(JNIEnv *env, jclass clz) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_funding_timed_out();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24419,26 +26076,33 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1processing_1
        LDKStr err_conv = java_to_owned_str(env, err);
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_processing_error(err_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1disconnected_1peer(JNIEnv *env, jclass clz) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_disconnected_peer();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1outdated_1channel_1manager(JNIEnv *env, jclass clz) {
        LDKClosureReason *ret_copy = MALLOC(sizeof(LDKClosureReason), "LDKClosureReason");
        *ret_copy = ClosureReason_outdated_channel_manager();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ClosureReason_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKClosureReason* a_conv = (LDKClosureReason*)untag_ptr(a);
+       LDKClosureReason* b_conv = (LDKClosureReason*)untag_ptr(b);
+       jboolean ret_conv = ClosureReason_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosureReason_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKClosureReason* obj_conv = (LDKClosureReason*)obj;
+       LDKClosureReason* obj_conv = (LDKClosureReason*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = ClosureReason_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -24453,35 +26117,35 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosureReason_1read(JNIEnv
        LDKCResult_COption_ClosureReasonZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_ClosureReasonZDecodeErrorZ), "LDKCResult_COption_ClosureReasonZDecodeErrorZ");
        *ret_conv = ClosureReason_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKHTLCDestination this_ptr_conv = *(LDKHTLCDestination*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        HTLCDestination_free(this_ptr_conv);
 }
 
-static inline uintptr_t HTLCDestination_clone_ptr(LDKHTLCDestination *NONNULL_PTR arg) {
+static inline uint64_t HTLCDestination_clone_ptr(LDKHTLCDestination *NONNULL_PTR arg) {
        LDKHTLCDestination *ret_copy = MALLOC(sizeof(LDKHTLCDestination), "LDKHTLCDestination");
        *ret_copy = HTLCDestination_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKHTLCDestination* arg_conv = (LDKHTLCDestination*)arg;
+       LDKHTLCDestination* arg_conv = (LDKHTLCDestination*)untag_ptr(arg);
        int64_t ret_conv = HTLCDestination_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKHTLCDestination* orig_conv = (LDKHTLCDestination*)orig;
+       LDKHTLCDestination* orig_conv = (LDKHTLCDestination*)untag_ptr(orig);
        LDKHTLCDestination *ret_copy = MALLOC(sizeof(LDKHTLCDestination), "LDKHTLCDestination");
        *ret_copy = HTLCDestination_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24494,14 +26158,21 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1next_1hop_
        (*env)->GetByteArrayRegion(env, channel_id, 0, 32, channel_id_ref.data);
        LDKHTLCDestination *ret_copy = MALLOC(sizeof(LDKHTLCDestination), "LDKHTLCDestination");
        *ret_copy = HTLCDestination_next_hop_channel(node_id_ref, channel_id_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1unknown_1next_1hop(JNIEnv *env, jclass clz, int64_t requested_forward_scid) {
        LDKHTLCDestination *ret_copy = MALLOC(sizeof(LDKHTLCDestination), "LDKHTLCDestination");
        *ret_copy = HTLCDestination_unknown_next_hop(requested_forward_scid);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1invalid_1forward(JNIEnv *env, jclass clz, int64_t requested_forward_scid) {
+       LDKHTLCDestination *ret_copy = MALLOC(sizeof(LDKHTLCDestination), "LDKHTLCDestination");
+       *ret_copy = HTLCDestination_invalid_forward(requested_forward_scid);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24511,12 +26182,19 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1failed_1pa
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
        LDKHTLCDestination *ret_copy = MALLOC(sizeof(LDKHTLCDestination), "LDKHTLCDestination");
        *ret_copy = HTLCDestination_failed_payment(payment_hash_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKHTLCDestination* a_conv = (LDKHTLCDestination*)untag_ptr(a);
+       LDKHTLCDestination* b_conv = (LDKHTLCDestination*)untag_ptr(b);
+       jboolean ret_conv = HTLCDestination_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKHTLCDestination* obj_conv = (LDKHTLCDestination*)obj;
+       LDKHTLCDestination* obj_conv = (LDKHTLCDestination*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = HTLCDestination_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -24531,39 +26209,39 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCDestination_1read(JNIEn
        LDKCResult_COption_HTLCDestinationZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_HTLCDestinationZDecodeErrorZ), "LDKCResult_COption_HTLCDestinationZDecodeErrorZ");
        *ret_conv = HTLCDestination_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Event_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKEvent this_ptr_conv = *(LDKEvent*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Event_free(this_ptr_conv);
 }
 
-static inline uintptr_t Event_clone_ptr(LDKEvent *NONNULL_PTR arg) {
+static inline uint64_t Event_clone_ptr(LDKEvent *NONNULL_PTR arg) {
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKEvent* arg_conv = (LDKEvent*)arg;
+       LDKEvent* arg_conv = (LDKEvent*)untag_ptr(arg);
        int64_t ret_conv = Event_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKEvent* orig_conv = (LDKEvent*)orig;
+       LDKEvent* orig_conv = (LDKEvent*)untag_ptr(orig);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1funding_1generation_1ready(JNIEnv *env, jclass clz, int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int64_t channel_value_satoshis, int8_tArray output_script, int64_t user_channel_id) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1funding_1generation_1ready(JNIEnv *env, jclass clz, int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int64_t channel_value_satoshis, int8_tArray output_script, int8_tArray user_channel_id) {
        LDKThirtyTwoBytes temporary_channel_id_ref;
        CHECK((*env)->GetArrayLength(env, temporary_channel_id) == 32);
        (*env)->GetByteArrayRegion(env, temporary_channel_id, 0, 32, temporary_channel_id_ref.data);
@@ -24574,37 +26252,53 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1funding_1generation_
        output_script_ref.datalen = (*env)->GetArrayLength(env, output_script);
        output_script_ref.data = MALLOC(output_script_ref.datalen, "LDKCVec_u8Z Bytes");
        (*env)->GetByteArrayRegion(env, output_script, 0, output_script_ref.datalen, output_script_ref.data);
+       LDKU128 user_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id, 0, 16, user_channel_id_ref.le_bytes);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
-       *ret_copy = Event_funding_generation_ready(temporary_channel_id_ref, counterparty_node_id_ref, channel_value_satoshis, output_script_ref, user_channel_id);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = Event_funding_generation_ready(temporary_channel_id_ref, counterparty_node_id_ref, channel_value_satoshis, output_script_ref, user_channel_id_ref);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1received(JNIEnv *env, jclass clz, int8_tArray payment_hash, int64_t amount_msat, int64_t purpose) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1claimable(JNIEnv *env, jclass clz, int8_tArray receiver_node_id, int8_tArray payment_hash, int64_t amount_msat, int64_t purpose, int8_tArray via_channel_id, int64_t via_user_channel_id) {
+       LDKPublicKey receiver_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, receiver_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, receiver_node_id, 0, 33, receiver_node_id_ref.compressed_form);
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
-       void* purpose_ptr = (void*)(((uintptr_t)purpose) & ~1);
+       void* purpose_ptr = untag_ptr(purpose);
        CHECK_ACCESS(purpose_ptr);
        LDKPaymentPurpose purpose_conv = *(LDKPaymentPurpose*)(purpose_ptr);
-       purpose_conv = PaymentPurpose_clone((LDKPaymentPurpose*)(((uintptr_t)purpose) & ~1));
+       purpose_conv = PaymentPurpose_clone((LDKPaymentPurpose*)untag_ptr(purpose));
+       LDKThirtyTwoBytes via_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, via_channel_id) == 32);
+       (*env)->GetByteArrayRegion(env, via_channel_id, 0, 32, via_channel_id_ref.data);
+       void* via_user_channel_id_ptr = untag_ptr(via_user_channel_id);
+       CHECK_ACCESS(via_user_channel_id_ptr);
+       LDKCOption_u128Z via_user_channel_id_conv = *(LDKCOption_u128Z*)(via_user_channel_id_ptr);
+       via_user_channel_id_conv = COption_u128Z_clone((LDKCOption_u128Z*)untag_ptr(via_user_channel_id));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
-       *ret_copy = Event_payment_received(payment_hash_ref, amount_msat, purpose_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = Event_payment_claimable(receiver_node_id_ref, payment_hash_ref, amount_msat, purpose_conv, via_channel_id_ref, via_user_channel_id_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1claimed(JNIEnv *env, jclass clz, int8_tArray payment_hash, int64_t amount_msat, int64_t purpose) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1claimed(JNIEnv *env, jclass clz, int8_tArray receiver_node_id, int8_tArray payment_hash, int64_t amount_msat, int64_t purpose) {
+       LDKPublicKey receiver_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, receiver_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, receiver_node_id, 0, 33, receiver_node_id_ref.compressed_form);
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
-       void* purpose_ptr = (void*)(((uintptr_t)purpose) & ~1);
+       void* purpose_ptr = untag_ptr(purpose);
        CHECK_ACCESS(purpose_ptr);
        LDKPaymentPurpose purpose_conv = *(LDKPaymentPurpose*)(purpose_ptr);
-       purpose_conv = PaymentPurpose_clone((LDKPaymentPurpose*)(((uintptr_t)purpose) & ~1));
+       purpose_conv = PaymentPurpose_clone((LDKPaymentPurpose*)untag_ptr(purpose));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
-       *ret_copy = Event_payment_claimed(payment_hash_ref, amount_msat, purpose_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = Event_payment_claimed(receiver_node_id_ref, payment_hash_ref, amount_msat, purpose_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24618,13 +26312,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1sent(JNIEnv
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
-       void* fee_paid_msat_ptr = (void*)(((uintptr_t)fee_paid_msat) & ~1);
+       void* fee_paid_msat_ptr = untag_ptr(fee_paid_msat);
        CHECK_ACCESS(fee_paid_msat_ptr);
        LDKCOption_u64Z fee_paid_msat_conv = *(LDKCOption_u64Z*)(fee_paid_msat_ptr);
-       fee_paid_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)fee_paid_msat) & ~1));
+       fee_paid_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(fee_paid_msat));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_sent(payment_id_ref, payment_preimage_ref, payment_hash_ref, fee_paid_msat_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24637,7 +26331,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1failed(JNIE
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_failed(payment_id_ref, payment_hash_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24658,8 +26352,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1path_1succe
        for (size_t k = 0; k < path_constr.datalen; k++) {
                int64_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
                path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
                path_constr.data[k] = path_conv_10_conv;
@@ -24667,21 +26361,21 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1path_1succe
        (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_path_successful(payment_id_ref, payment_hash_ref, path_constr);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1path_1failed(JNIEnv *env, jclass clz, int8_tArray payment_id, int8_tArray payment_hash, jboolean rejected_by_dest, int64_t network_update, jboolean all_paths_failed, int64_tArray path, int64_t short_channel_id, int64_t retry) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1path_1failed(JNIEnv *env, jclass clz, int8_tArray payment_id, int8_tArray payment_hash, jboolean payment_failed_permanently, int64_t network_update, jboolean all_paths_failed, int64_tArray path, int64_t short_channel_id, int64_t retry) {
        LDKThirtyTwoBytes payment_id_ref;
        CHECK((*env)->GetArrayLength(env, payment_id) == 32);
        (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
-       void* network_update_ptr = (void*)(((uintptr_t)network_update) & ~1);
+       void* network_update_ptr = untag_ptr(network_update);
        CHECK_ACCESS(network_update_ptr);
        LDKCOption_NetworkUpdateZ network_update_conv = *(LDKCOption_NetworkUpdateZ*)(network_update_ptr);
-       network_update_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)(((uintptr_t)network_update) & ~1));
+       network_update_conv = COption_NetworkUpdateZ_clone((LDKCOption_NetworkUpdateZ*)untag_ptr(network_update));
        LDKCVec_RouteHopZ path_constr;
        path_constr.datalen = (*env)->GetArrayLength(env, path);
        if (path_constr.datalen > 0)
@@ -24692,25 +26386,25 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1path_1faile
        for (size_t k = 0; k < path_constr.datalen; k++) {
                int64_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
                path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
                path_constr.data[k] = path_conv_10_conv;
        }
        (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
-       void* short_channel_id_ptr = (void*)(((uintptr_t)short_channel_id) & ~1);
+       void* short_channel_id_ptr = untag_ptr(short_channel_id);
        CHECK_ACCESS(short_channel_id_ptr);
        LDKCOption_u64Z short_channel_id_conv = *(LDKCOption_u64Z*)(short_channel_id_ptr);
-       short_channel_id_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)short_channel_id) & ~1));
+       short_channel_id_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(short_channel_id));
        LDKRouteParameters retry_conv;
-       retry_conv.inner = (void*)(retry & (~1));
-       retry_conv.is_owned = (retry & 1) || (retry == 0);
+       retry_conv.inner = untag_ptr(retry);
+       retry_conv.is_owned = ptr_is_owned(retry);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(retry_conv);
        retry_conv = RouteParameters_clone(&retry_conv);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
-       *ret_copy = Event_payment_path_failed(payment_id_ref, payment_hash_ref, rejected_by_dest, network_update_conv, all_paths_failed, path_constr, short_channel_id_conv, retry_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = Event_payment_path_failed(payment_id_ref, payment_hash_ref, payment_failed_permanently, network_update_conv, all_paths_failed, path_constr, short_channel_id_conv, retry_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24731,8 +26425,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1probe_1successful(JN
        for (size_t k = 0; k < path_constr.datalen; k++) {
                int64_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
                path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
                path_constr.data[k] = path_conv_10_conv;
@@ -24740,7 +26434,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1probe_1successful(JN
        (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_probe_successful(payment_id_ref, payment_hash_ref, path_constr);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24761,27 +26455,40 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1probe_1failed(JNIEnv
        for (size_t k = 0; k < path_constr.datalen; k++) {
                int64_t path_conv_10 = path_vals[k];
                LDKRouteHop path_conv_10_conv;
-               path_conv_10_conv.inner = (void*)(path_conv_10 & (~1));
-               path_conv_10_conv.is_owned = (path_conv_10 & 1) || (path_conv_10 == 0);
+               path_conv_10_conv.inner = untag_ptr(path_conv_10);
+               path_conv_10_conv.is_owned = ptr_is_owned(path_conv_10);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(path_conv_10_conv);
                path_conv_10_conv = RouteHop_clone(&path_conv_10_conv);
                path_constr.data[k] = path_conv_10_conv;
        }
        (*env)->ReleaseLongArrayElements(env, path, path_vals, 0);
-       void* short_channel_id_ptr = (void*)(((uintptr_t)short_channel_id) & ~1);
+       void* short_channel_id_ptr = untag_ptr(short_channel_id);
        CHECK_ACCESS(short_channel_id_ptr);
        LDKCOption_u64Z short_channel_id_conv = *(LDKCOption_u64Z*)(short_channel_id_ptr);
-       short_channel_id_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)short_channel_id) & ~1));
+       short_channel_id_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(short_channel_id));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_probe_failed(payment_id_ref, payment_hash_ref, path_constr, short_channel_id_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1pending_1htlcs_1forwardable(JNIEnv *env, jclass clz, int64_t time_forwardable) {
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_pending_htlcs_forwardable(time_forwardable);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1htlcintercepted(JNIEnv *env, jclass clz, int8_tArray intercept_id, int64_t requested_next_hop_scid, int8_tArray payment_hash, int64_t inbound_amount_msat, int64_t expected_outbound_amount_msat) {
+       LDKThirtyTwoBytes intercept_id_ref;
+       CHECK((*env)->GetArrayLength(env, intercept_id) == 32);
+       (*env)->GetByteArrayRegion(env, intercept_id, 0, 32, intercept_id_ref.data);
+       LDKThirtyTwoBytes payment_hash_ref;
+       CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
+       (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
+       LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
+       *ret_copy = Event_htlcintercepted(intercept_id_ref, requested_next_hop_scid, payment_hash_ref, inbound_amount_msat, expected_outbound_amount_msat);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24795,16 +26502,16 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1spendable_1outputs(J
        int64_t* outputs_vals = (*env)->GetLongArrayElements (env, outputs, NULL);
        for (size_t b = 0; b < outputs_constr.datalen; b++) {
                int64_t outputs_conv_27 = outputs_vals[b];
-               void* outputs_conv_27_ptr = (void*)(((uintptr_t)outputs_conv_27) & ~1);
+               void* outputs_conv_27_ptr = untag_ptr(outputs_conv_27);
                CHECK_ACCESS(outputs_conv_27_ptr);
                LDKSpendableOutputDescriptor outputs_conv_27_conv = *(LDKSpendableOutputDescriptor*)(outputs_conv_27_ptr);
-               outputs_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)outputs_conv_27) & ~1));
+               outputs_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)untag_ptr(outputs_conv_27));
                outputs_constr.data[b] = outputs_conv_27_conv;
        }
        (*env)->ReleaseLongArrayElements(env, outputs, outputs_vals, 0);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_spendable_outputs(outputs_constr);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24815,27 +26522,51 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1payment_1forwarded(J
        LDKThirtyTwoBytes next_channel_id_ref;
        CHECK((*env)->GetArrayLength(env, next_channel_id) == 32);
        (*env)->GetByteArrayRegion(env, next_channel_id, 0, 32, next_channel_id_ref.data);
-       void* fee_earned_msat_ptr = (void*)(((uintptr_t)fee_earned_msat) & ~1);
+       void* fee_earned_msat_ptr = untag_ptr(fee_earned_msat);
        CHECK_ACCESS(fee_earned_msat_ptr);
        LDKCOption_u64Z fee_earned_msat_conv = *(LDKCOption_u64Z*)(fee_earned_msat_ptr);
-       fee_earned_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)fee_earned_msat) & ~1));
+       fee_earned_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(fee_earned_msat));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_payment_forwarded(prev_channel_id_ref, next_channel_id_ref, fee_earned_msat_conv, claim_from_onchain_tx);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1channel_1ready(JNIEnv *env, jclass clz, int8_tArray channel_id, int8_tArray user_channel_id, int8_tArray counterparty_node_id, int64_t channel_type) {
+       LDKThirtyTwoBytes channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, channel_id) == 32);
+       (*env)->GetByteArrayRegion(env, channel_id, 0, 32, channel_id_ref.data);
+       LDKU128 user_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id, 0, 16, user_channel_id_ref.le_bytes);
+       LDKPublicKey counterparty_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, counterparty_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
+       LDKChannelTypeFeatures channel_type_conv;
+       channel_type_conv.inner = untag_ptr(channel_type);
+       channel_type_conv.is_owned = ptr_is_owned(channel_type);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_type_conv);
+       channel_type_conv = ChannelTypeFeatures_clone(&channel_type_conv);
+       LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
+       *ret_copy = Event_channel_ready(channel_id_ref, user_channel_id_ref, counterparty_node_id_ref, channel_type_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1channel_1closed(JNIEnv *env, jclass clz, int8_tArray channel_id, int64_t user_channel_id, int64_t reason) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1channel_1closed(JNIEnv *env, jclass clz, int8_tArray channel_id, int8_tArray user_channel_id, int64_t reason) {
        LDKThirtyTwoBytes channel_id_ref;
        CHECK((*env)->GetArrayLength(env, channel_id) == 32);
        (*env)->GetByteArrayRegion(env, channel_id, 0, 32, channel_id_ref.data);
-       void* reason_ptr = (void*)(((uintptr_t)reason) & ~1);
+       LDKU128 user_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id, 0, 16, user_channel_id_ref.le_bytes);
+       void* reason_ptr = untag_ptr(reason);
        CHECK_ACCESS(reason_ptr);
        LDKClosureReason reason_conv = *(LDKClosureReason*)(reason_ptr);
-       reason_conv = ClosureReason_clone((LDKClosureReason*)(((uintptr_t)reason) & ~1));
+       reason_conv = ClosureReason_clone((LDKClosureReason*)untag_ptr(reason));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
-       *ret_copy = Event_channel_closed(channel_id_ref, user_channel_id, reason_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = Event_channel_closed(channel_id_ref, user_channel_id_ref, reason_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24850,7 +26581,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1discard_1funding(JNI
        transaction_ref.data_is_owned = true;
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_discard_funding(channel_id_ref, transaction_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24862,13 +26593,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1open_1channel_1reque
        CHECK((*env)->GetArrayLength(env, counterparty_node_id) == 33);
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
        LDKChannelTypeFeatures channel_type_conv;
-       channel_type_conv.inner = (void*)(channel_type & (~1));
-       channel_type_conv.is_owned = (channel_type & 1) || (channel_type == 0);
+       channel_type_conv.inner = untag_ptr(channel_type);
+       channel_type_conv.is_owned = ptr_is_owned(channel_type);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_type_conv);
        channel_type_conv = ChannelTypeFeatures_clone(&channel_type_conv);
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_open_channel_request(temporary_channel_id_ref, counterparty_node_id_ref, funding_satoshis, push_msat, channel_type_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24876,18 +26607,18 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1htlchandling_1failed
        LDKThirtyTwoBytes prev_channel_id_ref;
        CHECK((*env)->GetArrayLength(env, prev_channel_id) == 32);
        (*env)->GetByteArrayRegion(env, prev_channel_id, 0, 32, prev_channel_id_ref.data);
-       void* failed_next_destination_ptr = (void*)(((uintptr_t)failed_next_destination) & ~1);
+       void* failed_next_destination_ptr = untag_ptr(failed_next_destination);
        CHECK_ACCESS(failed_next_destination_ptr);
        LDKHTLCDestination failed_next_destination_conv = *(LDKHTLCDestination*)(failed_next_destination_ptr);
-       failed_next_destination_conv = HTLCDestination_clone((LDKHTLCDestination*)(((uintptr_t)failed_next_destination) & ~1));
+       failed_next_destination_conv = HTLCDestination_clone((LDKHTLCDestination*)untag_ptr(failed_next_destination));
        LDKEvent *ret_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
        *ret_copy = Event_htlchandling_failed(prev_channel_id_ref, failed_next_destination_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Event_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKEvent* obj_conv = (LDKEvent*)obj;
+       LDKEvent* obj_conv = (LDKEvent*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = Event_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -24902,35 +26633,35 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Event_1read(JNIEnv *env, jc
        LDKCResult_COption_EventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_EventZDecodeErrorZ), "LDKCResult_COption_EventZDecodeErrorZ");
        *ret_conv = Event_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKMessageSendEvent this_ptr_conv = *(LDKMessageSendEvent*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        MessageSendEvent_free(this_ptr_conv);
 }
 
-static inline uintptr_t MessageSendEvent_clone_ptr(LDKMessageSendEvent *NONNULL_PTR arg) {
+static inline uint64_t MessageSendEvent_clone_ptr(LDKMessageSendEvent *NONNULL_PTR arg) {
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKMessageSendEvent* arg_conv = (LDKMessageSendEvent*)arg;
+       LDKMessageSendEvent* arg_conv = (LDKMessageSendEvent*)untag_ptr(arg);
        int64_t ret_conv = MessageSendEvent_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKMessageSendEvent* orig_conv = (LDKMessageSendEvent*)orig;
+       LDKMessageSendEvent* orig_conv = (LDKMessageSendEvent*)untag_ptr(orig);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24939,13 +26670,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1acc
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKAcceptChannel msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = AcceptChannel_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_accept_channel(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24954,13 +26685,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1ope
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKOpenChannel msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = OpenChannel_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_open_channel(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24969,13 +26700,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1fun
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKFundingCreated msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = FundingCreated_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_funding_created(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24984,13 +26715,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1fun
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKFundingSigned msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = FundingSigned_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_funding_signed(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -24999,13 +26730,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1cha
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKChannelReady msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ChannelReady_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_channel_ready(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25014,13 +26745,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1ann
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKAnnouncementSignatures msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = AnnouncementSignatures_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_announcement_signatures(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25029,13 +26760,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1update_1h
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKCommitmentUpdate updates_conv;
-       updates_conv.inner = (void*)(updates & (~1));
-       updates_conv.is_owned = (updates & 1) || (updates == 0);
+       updates_conv.inner = untag_ptr(updates);
+       updates_conv.is_owned = ptr_is_owned(updates);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(updates_conv);
        updates_conv = CommitmentUpdate_clone(&updates_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_update_htlcs(node_id_ref, updates_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25044,13 +26775,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1rev
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKRevokeAndACK msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = RevokeAndACK_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_revoke_and_ack(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25059,13 +26790,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1clo
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKClosingSigned msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ClosingSigned_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_closing_signed(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25074,13 +26805,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1shu
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKShutdown msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = Shutdown_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_shutdown(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25089,54 +26820,62 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1cha
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKChannelReestablish msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ChannelReestablish_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_channel_reestablish(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1broadcast_1channel_1announcement(JNIEnv *env, jclass clz, int64_t msg, int64_t update_msg) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1channel_1announcement(JNIEnv *env, jclass clz, int8_tArray node_id, int64_t msg, int64_t update_msg) {
+       LDKPublicKey node_id_ref;
+       CHECK((*env)->GetArrayLength(env, node_id) == 33);
+       (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKChannelAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ChannelAnnouncement_clone(&msg_conv);
        LDKChannelUpdate update_msg_conv;
-       update_msg_conv.inner = (void*)(update_msg & (~1));
-       update_msg_conv.is_owned = (update_msg & 1) || (update_msg == 0);
+       update_msg_conv.inner = untag_ptr(update_msg);
+       update_msg_conv.is_owned = ptr_is_owned(update_msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_msg_conv);
        update_msg_conv = ChannelUpdate_clone(&update_msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
-       *ret_copy = MessageSendEvent_broadcast_channel_announcement(msg_conv, update_msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = MessageSendEvent_send_channel_announcement(node_id_ref, msg_conv, update_msg_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1broadcast_1node_1announcement(JNIEnv *env, jclass clz, int64_t msg) {
-       LDKNodeAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1broadcast_1channel_1announcement(JNIEnv *env, jclass clz, int64_t msg, int64_t update_msg) {
+       LDKChannelAnnouncement msg_conv;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       msg_conv = NodeAnnouncement_clone(&msg_conv);
+       msg_conv = ChannelAnnouncement_clone(&msg_conv);
+       LDKChannelUpdate update_msg_conv;
+       update_msg_conv.inner = untag_ptr(update_msg);
+       update_msg_conv.is_owned = ptr_is_owned(update_msg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(update_msg_conv);
+       update_msg_conv = ChannelUpdate_clone(&update_msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
-       *ret_copy = MessageSendEvent_broadcast_node_announcement(msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = MessageSendEvent_broadcast_channel_announcement(msg_conv, update_msg_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1broadcast_1channel_1update(JNIEnv *env, jclass clz, int64_t msg) {
        LDKChannelUpdate msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ChannelUpdate_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_broadcast_channel_update(msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25145,13 +26884,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1cha
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKChannelUpdate msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ChannelUpdate_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_channel_update(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25159,13 +26898,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1handle_1e
        LDKPublicKey node_id_ref;
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
-       void* action_ptr = (void*)(((uintptr_t)action) & ~1);
+       void* action_ptr = untag_ptr(action);
        CHECK_ACCESS(action_ptr);
        LDKErrorAction action_conv = *(LDKErrorAction*)(action_ptr);
-       action_conv = ErrorAction_clone((LDKErrorAction*)(((uintptr_t)action) & ~1));
+       action_conv = ErrorAction_clone((LDKErrorAction*)untag_ptr(action));
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_handle_error(node_id_ref, action_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25174,13 +26913,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1cha
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKQueryChannelRange msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = QueryChannelRange_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_channel_range_query(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25189,13 +26928,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1sho
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKQueryShortChannelIds msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = QueryShortChannelIds_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_short_ids_query(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25204,13 +26943,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1rep
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKReplyChannelRange msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ReplyChannelRange_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_reply_channel_range(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25219,69 +26958,78 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1send_1gos
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKGossipTimestampFilter msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = GossipTimestampFilter_clone(&msg_conv);
        LDKMessageSendEvent *ret_copy = MALLOC(sizeof(LDKMessageSendEvent), "LDKMessageSendEvent");
        *ret_copy = MessageSendEvent_send_gossip_timestamp_filter(node_id_ref, msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageSendEventsProvider_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKMessageSendEventsProvider this_ptr_conv = *(LDKMessageSendEventsProvider*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        MessageSendEventsProvider_free(this_ptr_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessageProvider_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKOnionMessageProvider this_ptr_conv = *(LDKOnionMessageProvider*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       OnionMessageProvider_free(this_ptr_conv);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EventsProvider_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKEventsProvider this_ptr_conv = *(LDKEventsProvider*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        EventsProvider_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EventHandler_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKEventHandler this_ptr_conv = *(LDKEventHandler*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        EventHandler_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_APIError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKAPIError this_ptr_conv = *(LDKAPIError*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        APIError_free(this_ptr_conv);
 }
 
-static inline uintptr_t APIError_clone_ptr(LDKAPIError *NONNULL_PTR arg) {
+static inline uint64_t APIError_clone_ptr(LDKAPIError *NONNULL_PTR arg) {
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKAPIError* arg_conv = (LDKAPIError*)arg;
+       LDKAPIError* arg_conv = (LDKAPIError*)untag_ptr(arg);
        int64_t ret_conv = APIError_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKAPIError* orig_conv = (LDKAPIError*)orig;
+       LDKAPIError* orig_conv = (LDKAPIError*)untag_ptr(orig);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25289,7 +27037,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1apimisuse_1error(
        LDKStr err_conv = java_to_owned_str(env, err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_apimisuse_error(err_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25297,15 +27045,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1fee_1rate_1too_1h
        LDKStr err_conv = java_to_owned_str(env, err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_fee_rate_too_high(err_conv, feerate);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1route_1error(JNIEnv *env, jclass clz, jstring err) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1invalid_1route(JNIEnv *env, jclass clz, jstring err) {
        LDKStr err_conv = java_to_owned_str(env, err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
-       *ret_copy = APIError_route_error(err_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = APIError_invalid_route(err_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -25313,118 +27061,130 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1channel_1unavaila
        LDKStr err_conv = java_to_owned_str(env, err);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_channel_unavailable(err_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1monitor_1update_1failed(JNIEnv *env, jclass clz) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1monitor_1update_1in_1progress(JNIEnv *env, jclass clz) {
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
-       *ret_copy = APIError_monitor_update_failed();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = APIError_monitor_update_in_progress();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_APIError_1incompatible_1shutdown_1script(JNIEnv *env, jclass clz, int64_t script) {
        LDKShutdownScript script_conv;
-       script_conv.inner = (void*)(script & (~1));
-       script_conv.is_owned = (script & 1) || (script == 0);
+       script_conv.inner = untag_ptr(script);
+       script_conv.is_owned = ptr_is_owned(script);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(script_conv);
        script_conv = ShutdownScript_clone(&script_conv);
        LDKAPIError *ret_copy = MALLOC(sizeof(LDKAPIError), "LDKAPIError");
        *ret_copy = APIError_incompatible_shutdown_script(script_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_APIError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKAPIError* a_conv = (LDKAPIError*)untag_ptr(a);
+       LDKAPIError* b_conv = (LDKAPIError*)untag_ptr(b);
+       jboolean ret_conv = APIError_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BigSize_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKBigSize this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        BigSize_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BigSize_1get_1a(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKBigSize this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = BigSize_get_a(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BigSize_1set_1a(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKBigSize this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        BigSize_set_a(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BigSize_1new(JNIEnv *env, jclass clz, int64_t a_arg) {
        LDKBigSize ret_var = BigSize_new(a_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Hostname_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKHostname this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Hostname_free(this_obj_conv);
 }
 
-static inline uintptr_t Hostname_clone_ptr(LDKHostname *NONNULL_PTR arg) {
+static inline uint64_t Hostname_clone_ptr(LDKHostname *NONNULL_PTR arg) {
        LDKHostname ret_var = Hostname_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Hostname_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKHostname arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Hostname_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Hostname_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKHostname orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKHostname ret_var = Hostname_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Hostname_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKHostname a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKHostname b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = Hostname_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_t JNICALL Java_org_ldk_impl_bindings_Hostname_1len(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKHostname this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_t ret_conv = Hostname_len(&this_arg_conv);
        return ret_conv;
 }
@@ -25440,7 +27200,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_sign(JNIEnv *env, jclass cl
        LDKCResult_StringErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StringErrorZ), "LDKCResult_StringErrorZ");
        *ret_conv = sign(msg_ref, sk_ref);
        (*env)->ReleaseByteArrayElements(env, msg, (int8_t*)msg_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_recover_1pk(JNIEnv *env, jclass clz, int8_tArray msg, jstring sig) {
@@ -25451,7 +27211,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_recover_1pk(JNIEnv *env, jc
        LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
        *ret_conv = recover_pk(msg_ref, sig_conv);
        (*env)->ReleaseByteArrayElements(env, msg, (int8_t*)msg_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_verify(JNIEnv *env, jclass clz, int8_tArray msg, jstring sig, int8_tArray pk) {
@@ -25471,17 +27231,17 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_construct_1invoice_1pre
        LDKu8slice hrp_bytes_ref;
        hrp_bytes_ref.datalen = (*env)->GetArrayLength(env, hrp_bytes);
        hrp_bytes_ref.data = (*env)->GetByteArrayElements (env, hrp_bytes, NULL);
-       LDKCVec_u5Z data_without_signature_constr;
+       LDKCVec_U5Z data_without_signature_constr;
        data_without_signature_constr.datalen = (*env)->GetArrayLength(env, data_without_signature);
        if (data_without_signature_constr.datalen > 0)
-               data_without_signature_constr.data = MALLOC(data_without_signature_constr.datalen * sizeof(LDKu5), "LDKCVec_u5Z Elements");
+               data_without_signature_constr.data = MALLOC(data_without_signature_constr.datalen * sizeof(LDKU5), "LDKCVec_U5Z Elements");
        else
                data_without_signature_constr.data = NULL;
        int8_t* data_without_signature_vals = (*env)->GetByteArrayElements (env, data_without_signature, NULL);
        for (size_t h = 0; h < data_without_signature_constr.datalen; h++) {
                int8_t data_without_signature_conv_7 = data_without_signature_vals[h];
                
-               data_without_signature_constr.data[h] = (LDKu5){ ._0 = data_without_signature_conv_7 };
+               data_without_signature_constr.data[h] = (LDKU5){ ._0 = data_without_signature_conv_7 };
        }
        (*env)->ReleaseByteArrayElements(env, data_without_signature, data_without_signature_vals, 0);
        LDKCVec_u8Z ret_var = construct_invoice_preimage(hrp_bytes_ref, data_without_signature_constr);
@@ -25493,16 +27253,88 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_construct_1invoice_1pre
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Persister_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPersister this_ptr_conv = *(LDKPersister*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Persister_free(this_ptr_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PrintableString_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKPrintableString this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       PrintableString_free(this_obj_conv);
+}
+
+JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_PrintableString_1get_1a(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKPrintableString this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       LDKStr ret_str = PrintableString_get_a(&this_ptr_conv);
+       jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
+       Str_free(ret_str);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PrintableString_1set_1a(JNIEnv *env, jclass clz, int64_t this_ptr, jstring val) {
+       LDKPrintableString this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       LDKStr val_conv = java_to_owned_str(env, val);
+       PrintableString_set_a(&this_ptr_conv, val_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PrintableString_1new(JNIEnv *env, jclass clz, jstring a_arg) {
+       LDKStr a_arg_conv = java_to_owned_str(env, a_arg);
+       LDKPrintableString ret_var = PrintableString_new(a_arg_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FutureCallback_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKFutureCallback this_ptr_conv = *(LDKFutureCallback*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       FutureCallback_free(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Future_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKFuture this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       Future_free(this_obj_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Future_1register_1callback_1fn(JNIEnv *env, jclass clz, int64_t this_arg, int64_t callback) {
+       LDKFuture this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       void* callback_ptr = untag_ptr(callback);
+       CHECK_ACCESS(callback_ptr);
+       LDKFutureCallback callback_conv = *(LDKFutureCallback*)(callback_ptr);
+       if (callback_conv.free == LDKFutureCallback_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKFutureCallback_JCalls_cloned(&callback_conv);
+       }
+       Future_register_callback_fn(&this_arg_conv, callback_conv);
+}
+
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Level_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKLevel* orig_conv = (LDKLevel*)(orig & ~1);
+       LDKLevel* orig_conv = (LDKLevel*)untag_ptr(orig);
        jclass ret_conv = LDKLevel_to_java(env, Level_clone(orig_conv));
        return ret_conv;
 }
@@ -25538,14 +27370,14 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Level_1error(JNIEnv *env, jc
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Level_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKLevel* a_conv = (LDKLevel*)(a & ~1);
-       LDKLevel* b_conv = (LDKLevel*)(b & ~1);
+       LDKLevel* a_conv = (LDKLevel*)untag_ptr(a);
+       LDKLevel* b_conv = (LDKLevel*)untag_ptr(b);
        jboolean ret_conv = Level_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Level_1hash(JNIEnv *env, jclass clz, int64_t o) {
-       LDKLevel* o_conv = (LDKLevel*)(o & ~1);
+       LDKLevel* o_conv = (LDKLevel*)untag_ptr(o);
        int64_t ret_conv = Level_hash(o_conv);
        return ret_conv;
 }
@@ -25557,35 +27389,38 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Level_1max(JNIEnv *env, jcla
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Record_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRecord this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Record_free(this_obj_conv);
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Record_1get_1level(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jclass ret_conv = LDKLevel_to_java(env, Record_get_level(&this_ptr_conv));
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Record_1set_1level(JNIEnv *env, jclass clz, int64_t this_ptr, jclass val) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKLevel val_conv = LDKLevel_from_java(env, val);
        Record_set_level(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Record_1get_1args(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr ret_str = Record_get_args(&this_ptr_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -25594,18 +27429,20 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Record_1get_1args(JNIEnv *e
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Record_1set_1args(JNIEnv *env, jclass clz, int64_t this_ptr, jstring val) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr val_conv = java_to_owned_str(env, val);
        Record_set_args(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Record_1get_1module_1path(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr ret_str = Record_get_module_path(&this_ptr_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -25614,18 +27451,20 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Record_1get_1module_1path(J
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Record_1set_1module_1path(JNIEnv *env, jclass clz, int64_t this_ptr, jstring val) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr val_conv = java_to_owned_str(env, val);
        Record_set_module_path(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Record_1get_1file(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr ret_str = Record_get_file(&this_ptr_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -25634,672 +27473,692 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Record_1get_1file(JNIEnv *e
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Record_1set_1file(JNIEnv *env, jclass clz, int64_t this_ptr, jstring val) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr val_conv = java_to_owned_str(env, val);
        Record_set_file(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_Record_1get_1line(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = Record_get_line(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Record_1set_1line(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKRecord this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        Record_set_line(&this_ptr_conv, val);
 }
 
-static inline uintptr_t Record_clone_ptr(LDKRecord *NONNULL_PTR arg) {
+static inline uint64_t Record_clone_ptr(LDKRecord *NONNULL_PTR arg) {
        LDKRecord ret_var = Record_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Record_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRecord arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Record_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Record_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRecord orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRecord ret_var = Record_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Logger_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKLogger this_ptr_conv = *(LDKLogger*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Logger_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelHandshakeConfig this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelHandshakeConfig_free(this_obj_conv);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1minimum_1depth(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = ChannelHandshakeConfig_get_minimum_depth(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1minimum_1depth(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeConfig_set_minimum_depth(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1our_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = ChannelHandshakeConfig_get_our_to_self_delay(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1our_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeConfig_set_our_to_self_delay(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1our_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeConfig_get_our_htlc_minimum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1our_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeConfig_set_our_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1max_1inbound_1htlc_1value_1in_1flight_1percent_1of_1channel(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_t ret_conv = ChannelHandshakeConfig_get_max_inbound_htlc_value_in_flight_percent_of_channel(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1max_1inbound_1htlc_1value_1in_1flight_1percent_1of_1channel(JNIEnv *env, jclass clz, int64_t this_ptr, int8_t val) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeConfig_set_max_inbound_htlc_value_in_flight_percent_of_channel(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1negotiate_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelHandshakeConfig_get_negotiate_scid_privacy(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1negotiate_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeConfig_set_negotiate_scid_privacy(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1announced_1channel(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelHandshakeConfig_get_announced_channel(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1announced_1channel(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeConfig_set_announced_channel(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1commit_1upfront_1shutdown_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelHandshakeConfig_get_commit_upfront_shutdown_pubkey(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1commit_1upfront_1shutdown_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelHandshakeConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeConfig_set_commit_upfront_shutdown_pubkey(&this_ptr_conv, val);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1new(JNIEnv *env, jclass clz, int32_t minimum_depth_arg, int16_t our_to_self_delay_arg, int64_t our_htlc_minimum_msat_arg, int8_t max_inbound_htlc_value_in_flight_percent_of_channel_arg, jboolean negotiate_scid_privacy_arg, jboolean announced_channel_arg, jboolean commit_upfront_shutdown_pubkey_arg) {
-       LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_new(minimum_depth_arg, our_to_self_delay_arg, our_htlc_minimum_msat_arg, max_inbound_htlc_value_in_flight_percent_of_channel_arg, negotiate_scid_privacy_arg, announced_channel_arg, commit_upfront_shutdown_pubkey_arg);
+JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1get_1their_1channel_1reserve_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKChannelHandshakeConfig this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       int32_t ret_conv = ChannelHandshakeConfig_get_their_channel_reserve_proportional_millionths(&this_ptr_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1their_1channel_1reserve_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
+       LDKChannelHandshakeConfig this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       ChannelHandshakeConfig_set_their_channel_reserve_proportional_millionths(&this_ptr_conv, val);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1new(JNIEnv *env, jclass clz, int32_t minimum_depth_arg, int16_t our_to_self_delay_arg, int64_t our_htlc_minimum_msat_arg, int8_t max_inbound_htlc_value_in_flight_percent_of_channel_arg, jboolean negotiate_scid_privacy_arg, jboolean announced_channel_arg, jboolean commit_upfront_shutdown_pubkey_arg, int32_t their_channel_reserve_proportional_millionths_arg) {
+       LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_new(minimum_depth_arg, our_to_self_delay_arg, our_htlc_minimum_msat_arg, max_inbound_htlc_value_in_flight_percent_of_channel_arg, negotiate_scid_privacy_arg, announced_channel_arg, commit_upfront_shutdown_pubkey_arg, their_channel_reserve_proportional_millionths_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelHandshakeConfig_clone_ptr(LDKChannelHandshakeConfig *NONNULL_PTR arg) {
+static inline uint64_t ChannelHandshakeConfig_clone_ptr(LDKChannelHandshakeConfig *NONNULL_PTR arg) {
        LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelHandshakeConfig arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeConfig_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelHandshakeConfig orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1default(JNIEnv *env, jclass clz) {
        LDKChannelHandshakeConfig ret_var = ChannelHandshakeConfig_default();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelHandshakeLimits this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelHandshakeLimits_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1min_1funding_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeLimits_get_min_funding_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1min_1funding_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_min_funding_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1max_1funding_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeLimits_get_max_funding_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1max_1funding_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_max_funding_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1max_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeLimits_get_max_htlc_minimum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1max_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_max_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1min_1max_1htlc_1value_1in_1flight_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeLimits_get_min_max_htlc_value_in_flight_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1min_1max_1htlc_1value_1in_1flight_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_min_max_htlc_value_in_flight_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1max_1channel_1reserve_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeLimits_get_max_channel_reserve_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1max_1channel_1reserve_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_max_channel_reserve_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1min_1max_1accepted_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = ChannelHandshakeLimits_get_min_max_accepted_htlcs(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1min_1max_1accepted_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_min_max_accepted_htlcs(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1max_1minimum_1depth(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = ChannelHandshakeLimits_get_max_minimum_depth(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1max_1minimum_1depth(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_max_minimum_depth(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1trust_1own_1funding_10conf(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelHandshakeLimits_get_trust_own_funding_0conf(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1trust_1own_1funding_10conf(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_trust_own_funding_0conf(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1force_1announced_1channel_1preference(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelHandshakeLimits_get_force_announced_channel_preference(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1force_1announced_1channel_1preference(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_force_announced_channel_preference(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1get_1their_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = ChannelHandshakeLimits_get_their_to_self_delay(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1their_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKChannelHandshakeLimits this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelHandshakeLimits_set_their_to_self_delay(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1new(JNIEnv *env, jclass clz, int64_t min_funding_satoshis_arg, int64_t max_funding_satoshis_arg, int64_t max_htlc_minimum_msat_arg, int64_t min_max_htlc_value_in_flight_msat_arg, int64_t max_channel_reserve_satoshis_arg, int16_t min_max_accepted_htlcs_arg, int32_t max_minimum_depth_arg, jboolean trust_own_funding_0conf_arg, jboolean force_announced_channel_preference_arg, int16_t their_to_self_delay_arg) {
        LDKChannelHandshakeLimits ret_var = ChannelHandshakeLimits_new(min_funding_satoshis_arg, max_funding_satoshis_arg, max_htlc_minimum_msat_arg, min_max_htlc_value_in_flight_msat_arg, max_channel_reserve_satoshis_arg, min_max_accepted_htlcs_arg, max_minimum_depth_arg, trust_own_funding_0conf_arg, force_announced_channel_preference_arg, their_to_self_delay_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelHandshakeLimits_clone_ptr(LDKChannelHandshakeLimits *NONNULL_PTR arg) {
+static inline uint64_t ChannelHandshakeLimits_clone_ptr(LDKChannelHandshakeLimits *NONNULL_PTR arg) {
        LDKChannelHandshakeLimits ret_var = ChannelHandshakeLimits_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelHandshakeLimits arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelHandshakeLimits_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelHandshakeLimits orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelHandshakeLimits ret_var = ChannelHandshakeLimits_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1default(JNIEnv *env, jclass clz) {
        LDKChannelHandshakeLimits ret_var = ChannelHandshakeLimits_default();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelConfig this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelConfig_free(this_obj_conv);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1get_1forwarding_1fee_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = ChannelConfig_get_forwarding_fee_proportional_millionths(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1set_1forwarding_1fee_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelConfig_set_forwarding_fee_proportional_millionths(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1get_1forwarding_1fee_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = ChannelConfig_get_forwarding_fee_base_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1set_1forwarding_1fee_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelConfig_set_forwarding_fee_base_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1get_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = ChannelConfig_get_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1set_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelConfig_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1get_1max_1dust_1htlc_1exposure_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelConfig_get_max_dust_htlc_exposure_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1set_1max_1dust_1htlc_1exposure_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelConfig_set_max_dust_htlc_exposure_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1get_1force_1close_1avoidance_1max_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelConfig_get_force_close_avoidance_max_fee_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1set_1force_1close_1avoidance_1max_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelConfig_set_force_close_avoidance_max_fee_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1new(JNIEnv *env, jclass clz, int32_t forwarding_fee_proportional_millionths_arg, int32_t forwarding_fee_base_msat_arg, int16_t cltv_expiry_delta_arg, int64_t max_dust_htlc_exposure_msat_arg, int64_t force_close_avoidance_max_fee_satoshis_arg) {
        LDKChannelConfig ret_var = ChannelConfig_new(forwarding_fee_proportional_millionths_arg, forwarding_fee_base_msat_arg, cltv_expiry_delta_arg, max_dust_htlc_exposure_msat_arg, force_close_avoidance_max_fee_satoshis_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelConfig_clone_ptr(LDKChannelConfig *NONNULL_PTR arg) {
+static inline uint64_t ChannelConfig_clone_ptr(LDKChannelConfig *NONNULL_PTR arg) {
        LDKChannelConfig ret_var = ChannelConfig_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelConfig arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelConfig_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelConfig orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelConfig ret_var = ChannelConfig_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelConfig a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelConfig b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelConfig_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1default(JNIEnv *env, jclass clz) {
        LDKChannelConfig ret_var = ChannelConfig_default();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelConfig obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelConfig_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -26314,42 +28173,39 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1read(JNIEnv
        LDKCResult_ChannelConfigDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelConfigDecodeErrorZ), "LDKCResult_ChannelConfigDecodeErrorZ");
        *ret_conv = ChannelConfig_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUserConfig this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UserConfig_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1channel_1handshake_1config(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelHandshakeConfig ret_var = UserConfig_get_channel_handshake_config(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1channel_1handshake_1config(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelHandshakeConfig val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelHandshakeConfig_clone(&val_conv);
        UserConfig_set_channel_handshake_config(&this_ptr_conv, val_conv);
@@ -26357,29 +28213,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1channel_1hand
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1channel_1handshake_1limits(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelHandshakeLimits ret_var = UserConfig_get_channel_handshake_limits(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1channel_1handshake_1limits(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelHandshakeLimits val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelHandshakeLimits_clone(&val_conv);
        UserConfig_set_channel_handshake_limits(&this_ptr_conv, val_conv);
@@ -26387,29 +28240,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1channel_1hand
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1channel_1config(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelConfig ret_var = UserConfig_get_channel_config(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1channel_1config(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelConfig val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelConfig_clone(&val_conv);
        UserConfig_set_channel_config(&this_ptr_conv, val_conv);
@@ -26417,191 +28267,200 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1channel_1conf
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1accept_1forwards_1to_1priv_1channels(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = UserConfig_get_accept_forwards_to_priv_channels(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1accept_1forwards_1to_1priv_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UserConfig_set_accept_forwards_to_priv_channels(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1accept_1inbound_1channels(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = UserConfig_get_accept_inbound_channels(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1accept_1inbound_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UserConfig_set_accept_inbound_channels(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1manually_1accept_1inbound_1channels(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = UserConfig_get_manually_accept_inbound_channels(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1manually_1accept_1inbound_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKUserConfig this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UserConfig_set_manually_accept_inbound_channels(&this_ptr_conv, val);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1new(JNIEnv *env, jclass clz, int64_t channel_handshake_config_arg, int64_t channel_handshake_limits_arg, int64_t channel_config_arg, jboolean accept_forwards_to_priv_channels_arg, jboolean accept_inbound_channels_arg, jboolean manually_accept_inbound_channels_arg) {
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1accept_1intercept_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKUserConfig this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       jboolean ret_conv = UserConfig_get_accept_intercept_htlcs(&this_ptr_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1accept_1intercept_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
+       LDKUserConfig this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       UserConfig_set_accept_intercept_htlcs(&this_ptr_conv, val);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1new(JNIEnv *env, jclass clz, int64_t channel_handshake_config_arg, int64_t channel_handshake_limits_arg, int64_t channel_config_arg, jboolean accept_forwards_to_priv_channels_arg, jboolean accept_inbound_channels_arg, jboolean manually_accept_inbound_channels_arg, jboolean accept_intercept_htlcs_arg) {
        LDKChannelHandshakeConfig channel_handshake_config_arg_conv;
-       channel_handshake_config_arg_conv.inner = (void*)(channel_handshake_config_arg & (~1));
-       channel_handshake_config_arg_conv.is_owned = (channel_handshake_config_arg & 1) || (channel_handshake_config_arg == 0);
+       channel_handshake_config_arg_conv.inner = untag_ptr(channel_handshake_config_arg);
+       channel_handshake_config_arg_conv.is_owned = ptr_is_owned(channel_handshake_config_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_handshake_config_arg_conv);
        channel_handshake_config_arg_conv = ChannelHandshakeConfig_clone(&channel_handshake_config_arg_conv);
        LDKChannelHandshakeLimits channel_handshake_limits_arg_conv;
-       channel_handshake_limits_arg_conv.inner = (void*)(channel_handshake_limits_arg & (~1));
-       channel_handshake_limits_arg_conv.is_owned = (channel_handshake_limits_arg & 1) || (channel_handshake_limits_arg == 0);
+       channel_handshake_limits_arg_conv.inner = untag_ptr(channel_handshake_limits_arg);
+       channel_handshake_limits_arg_conv.is_owned = ptr_is_owned(channel_handshake_limits_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_handshake_limits_arg_conv);
        channel_handshake_limits_arg_conv = ChannelHandshakeLimits_clone(&channel_handshake_limits_arg_conv);
        LDKChannelConfig channel_config_arg_conv;
-       channel_config_arg_conv.inner = (void*)(channel_config_arg & (~1));
-       channel_config_arg_conv.is_owned = (channel_config_arg & 1) || (channel_config_arg == 0);
+       channel_config_arg_conv.inner = untag_ptr(channel_config_arg);
+       channel_config_arg_conv.is_owned = ptr_is_owned(channel_config_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_config_arg_conv);
        channel_config_arg_conv = ChannelConfig_clone(&channel_config_arg_conv);
-       LDKUserConfig ret_var = UserConfig_new(channel_handshake_config_arg_conv, channel_handshake_limits_arg_conv, channel_config_arg_conv, accept_forwards_to_priv_channels_arg, accept_inbound_channels_arg, manually_accept_inbound_channels_arg);
+       LDKUserConfig ret_var = UserConfig_new(channel_handshake_config_arg_conv, channel_handshake_limits_arg_conv, channel_config_arg_conv, accept_forwards_to_priv_channels_arg, accept_inbound_channels_arg, manually_accept_inbound_channels_arg, accept_intercept_htlcs_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t UserConfig_clone_ptr(LDKUserConfig *NONNULL_PTR arg) {
+static inline uint64_t UserConfig_clone_ptr(LDKUserConfig *NONNULL_PTR arg) {
        LDKUserConfig ret_var = UserConfig_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUserConfig arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UserConfig_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUserConfig orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUserConfig ret_var = UserConfig_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UserConfig_1default(JNIEnv *env, jclass clz) {
        LDKUserConfig ret_var = UserConfig_default();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BestBlock_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKBestBlock this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        BestBlock_free(this_obj_conv);
 }
 
-static inline uintptr_t BestBlock_clone_ptr(LDKBestBlock *NONNULL_PTR arg) {
+static inline uint64_t BestBlock_clone_ptr(LDKBestBlock *NONNULL_PTR arg) {
        LDKBestBlock ret_var = BestBlock_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BestBlock_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKBestBlock arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = BestBlock_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BestBlock_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKBestBlock orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKBestBlock ret_var = BestBlock_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_BestBlock_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKBestBlock a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKBestBlock b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = BestBlock_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BestBlock_1from_1genesis(JNIEnv *env, jclass clz, jclass network) {
        LDKNetwork network_conv = LDKNetwork_from_java(env, network);
        LDKBestBlock ret_var = BestBlock_from_genesis(network_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -26611,21 +28470,17 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BestBlock_1new(JNIEnv *env,
        (*env)->GetByteArrayRegion(env, block_hash, 0, 32, block_hash_ref.data);
        LDKBestBlock ret_var = BestBlock_new(block_hash_ref, height);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BestBlock_1block_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKBestBlock this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, BestBlock_block_hash(&this_arg_conv).data);
        return ret_arr;
@@ -26633,15 +28488,16 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BestBlock_1block_1hash(
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_BestBlock_1height(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKBestBlock this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int32_t ret_conv = BestBlock_height(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_AccessError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKAccessError* orig_conv = (LDKAccessError*)(orig & ~1);
+       LDKAccessError* orig_conv = (LDKAccessError*)untag_ptr(orig);
        jclass ret_conv = LDKAccessError_to_java(env, AccessError_clone(orig_conv));
        return ret_conv;
 }
@@ -26657,79 +28513,92 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_AccessError_1unknown_1tx(JNI
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Access_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKAccess this_ptr_conv = *(LDKAccess*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Access_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Listen_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKListen this_ptr_conv = *(LDKListen*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Listen_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Confirm_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKConfirm this_ptr_conv = *(LDKConfirm*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Confirm_free(this_ptr_conv);
 }
 
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateErr_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKChannelMonitorUpdateErr* orig_conv = (LDKChannelMonitorUpdateErr*)(orig & ~1);
-       jclass ret_conv = LDKChannelMonitorUpdateErr_to_java(env, ChannelMonitorUpdateErr_clone(orig_conv));
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateStatus_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKChannelMonitorUpdateStatus* orig_conv = (LDKChannelMonitorUpdateStatus*)untag_ptr(orig);
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, ChannelMonitorUpdateStatus_clone(orig_conv));
+       return ret_conv;
+}
+
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateStatus_1completed(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, ChannelMonitorUpdateStatus_completed());
        return ret_conv;
 }
 
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateErr_1temporary_1failure(JNIEnv *env, jclass clz) {
-       jclass ret_conv = LDKChannelMonitorUpdateErr_to_java(env, ChannelMonitorUpdateErr_temporary_failure());
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateStatus_1in_1progress(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, ChannelMonitorUpdateStatus_in_progress());
        return ret_conv;
 }
 
-JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateErr_1permanent_1failure(JNIEnv *env, jclass clz) {
-       jclass ret_conv = LDKChannelMonitorUpdateErr_to_java(env, ChannelMonitorUpdateErr_permanent_failure());
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateStatus_1permanent_1failure(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKChannelMonitorUpdateStatus_to_java(env, ChannelMonitorUpdateStatus_permanent_failure());
+       return ret_conv;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdateStatus_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelMonitorUpdateStatus* a_conv = (LDKChannelMonitorUpdateStatus*)untag_ptr(a);
+       LDKChannelMonitorUpdateStatus* b_conv = (LDKChannelMonitorUpdateStatus*)untag_ptr(b);
+       jboolean ret_conv = ChannelMonitorUpdateStatus_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Watch_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKWatch this_ptr_conv = *(LDKWatch*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Watch_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Filter_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKFilter this_ptr_conv = *(LDKFilter*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Filter_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKWatchedOutput this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        WatchedOutput_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1get_1block_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKWatchedOutput this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, WatchedOutput_get_block_hash(&this_ptr_conv).data);
        return ret_arr;
@@ -26737,9 +28606,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1get_1blo
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1set_1block_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKWatchedOutput this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -26748,29 +28618,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1set_1block_1has
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1get_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKWatchedOutput this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint ret_var = WatchedOutput_get_outpoint(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1set_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKWatchedOutput this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = OutPoint_clone(&val_conv);
        WatchedOutput_set_outpoint(&this_ptr_conv, val_conv);
@@ -26778,9 +28645,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1set_1outpoint(J
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1get_1script_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKWatchedOutput this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKu8slice ret_var = WatchedOutput_get_script_pubkey(&this_ptr_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -26789,9 +28657,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1get_1scr
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1set_1script_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKWatchedOutput this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u8Z val_ref;
        val_ref.datalen = (*env)->GetArrayLength(env, val);
        val_ref.data = MALLOC(val_ref.datalen, "LDKCVec_u8Z Bytes");
@@ -26804,8 +28673,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1new(JNIEnv *
        CHECK((*env)->GetArrayLength(env, block_hash_arg) == 32);
        (*env)->GetByteArrayRegion(env, block_hash_arg, 0, 32, block_hash_arg_ref.data);
        LDKOutPoint outpoint_arg_conv;
-       outpoint_arg_conv.inner = (void*)(outpoint_arg & (~1));
-       outpoint_arg_conv.is_owned = (outpoint_arg & 1) || (outpoint_arg == 0);
+       outpoint_arg_conv.inner = untag_ptr(outpoint_arg);
+       outpoint_arg_conv.is_owned = ptr_is_owned(outpoint_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_arg_conv);
        outpoint_arg_conv = OutPoint_clone(&outpoint_arg_conv);
        LDKCVec_u8Z script_pubkey_arg_ref;
@@ -26814,74 +28683,77 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1new(JNIEnv *
        (*env)->GetByteArrayRegion(env, script_pubkey_arg, 0, script_pubkey_arg_ref.datalen, script_pubkey_arg_ref.data);
        LDKWatchedOutput ret_var = WatchedOutput_new(block_hash_arg_ref, outpoint_arg_conv, script_pubkey_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t WatchedOutput_clone_ptr(LDKWatchedOutput *NONNULL_PTR arg) {
+static inline uint64_t WatchedOutput_clone_ptr(LDKWatchedOutput *NONNULL_PTR arg) {
        LDKWatchedOutput ret_var = WatchedOutput_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKWatchedOutput arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = WatchedOutput_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKWatchedOutput orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKWatchedOutput ret_var = WatchedOutput_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKWatchedOutput a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKWatchedOutput b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = WatchedOutput_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WatchedOutput_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKWatchedOutput o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = WatchedOutput_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BroadcasterInterface_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKBroadcasterInterface this_ptr_conv = *(LDKBroadcasterInterface*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        BroadcasterInterface_free(this_ptr_conv);
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ConfirmationTarget_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKConfirmationTarget* orig_conv = (LDKConfirmationTarget*)(orig & ~1);
+       LDKConfirmationTarget* orig_conv = (LDKConfirmationTarget*)untag_ptr(orig);
        jclass ret_conv = LDKConfirmationTarget_to_java(env, ConfirmationTarget_clone(orig_conv));
        return ret_conv;
 }
@@ -26901,117 +28773,118 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ConfirmationTarget_1high_1pr
        return ret_conv;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ConfirmationTarget_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKConfirmationTarget* o_conv = (LDKConfirmationTarget*)untag_ptr(o);
+       int64_t ret_conv = ConfirmationTarget_hash(o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ConfirmationTarget_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKConfirmationTarget* a_conv = (LDKConfirmationTarget*)(a & ~1);
-       LDKConfirmationTarget* b_conv = (LDKConfirmationTarget*)(b & ~1);
+       LDKConfirmationTarget* a_conv = (LDKConfirmationTarget*)untag_ptr(a);
+       LDKConfirmationTarget* b_conv = (LDKConfirmationTarget*)untag_ptr(b);
        jboolean ret_conv = ConfirmationTarget_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FeeEstimator_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKFeeEstimator this_ptr_conv = *(LDKFeeEstimator*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        FeeEstimator_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MonitorUpdateId_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKMonitorUpdateId this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        MonitorUpdateId_free(this_obj_conv);
 }
 
-static inline uintptr_t MonitorUpdateId_clone_ptr(LDKMonitorUpdateId *NONNULL_PTR arg) {
+static inline uint64_t MonitorUpdateId_clone_ptr(LDKMonitorUpdateId *NONNULL_PTR arg) {
        LDKMonitorUpdateId ret_var = MonitorUpdateId_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorUpdateId_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKMonitorUpdateId arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = MonitorUpdateId_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorUpdateId_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKMonitorUpdateId orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKMonitorUpdateId ret_var = MonitorUpdateId_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorUpdateId_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKMonitorUpdateId o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = MonitorUpdateId_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_MonitorUpdateId_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKMonitorUpdateId a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKMonitorUpdateId b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = MonitorUpdateId_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Persist_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPersist this_ptr_conv = *(LDKPersist*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Persist_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LockedChannelMonitor_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKLockedChannelMonitor this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        LockedChannelMonitor_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChainMonitor this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChainMonitor_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1new(JNIEnv *env, jclass clz, int64_t chain_source, int64_t broadcaster, int64_t logger, int64_t feeest, int64_t persister) {
-       void* chain_source_ptr = (void*)(((uintptr_t)chain_source) & ~1);
+       void* chain_source_ptr = untag_ptr(chain_source);
        CHECK_ACCESS(chain_source_ptr);
        LDKCOption_FilterZ chain_source_conv = *(LDKCOption_FilterZ*)(chain_source_ptr);
        // WARNING: we may need a move here but no clone is available for LDKCOption_FilterZ
@@ -27022,28 +28895,28 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1new(JNIEnv *e
                        LDKFilter_JCalls_cloned(&chain_source_conv.some);
                }
        }
-       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
+       void* broadcaster_ptr = untag_ptr(broadcaster);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
        if (broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&broadcaster_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKLogger_JCalls_cloned(&logger_conv);
        }
-       void* feeest_ptr = (void*)(((uintptr_t)feeest) & ~1);
+       void* feeest_ptr = untag_ptr(feeest);
        CHECK_ACCESS(feeest_ptr);
        LDKFeeEstimator feeest_conv = *(LDKFeeEstimator*)(feeest_ptr);
        if (feeest_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&feeest_conv);
        }
-       void* persister_ptr = (void*)(((uintptr_t)persister) & ~1);
+       void* persister_ptr = untag_ptr(persister);
        CHECK_ACCESS(persister_ptr);
        LDKPersist persister_conv = *(LDKPersist*)(persister_ptr);
        if (persister_conv.free == LDKPersist_JCalls_free) {
@@ -27052,21 +28925,17 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1new(JNIEnv *e
        }
        LDKChainMonitor ret_var = ChainMonitor_new(chain_source_conv, broadcaster_conv, logger_conv, feeest_conv, persister_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1get_1claimable_1balances(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray ignored_channels) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_ChannelDetailsZ ignored_channels_constr;
        ignored_channels_constr.datalen = (*env)->GetArrayLength(env, ignored_channels);
        if (ignored_channels_constr.datalen > 0)
@@ -27077,8 +28946,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1get_1cla
        for (size_t q = 0; q < ignored_channels_constr.datalen; q++) {
                int64_t ignored_channels_conv_16 = ignored_channels_vals[q];
                LDKChannelDetails ignored_channels_conv_16_conv;
-               ignored_channels_conv_16_conv.inner = (void*)(ignored_channels_conv_16 & (~1));
-               ignored_channels_conv_16_conv.is_owned = (ignored_channels_conv_16 & 1) || (ignored_channels_conv_16 == 0);
+               ignored_channels_conv_16_conv.inner = untag_ptr(ignored_channels_conv_16);
+               ignored_channels_conv_16_conv.is_owned = ptr_is_owned(ignored_channels_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ignored_channels_conv_16_conv);
                ignored_channels_conv_16_conv = ChannelDetails_clone(&ignored_channels_conv_16_conv);
                ignored_channels_constr.data[q] = ignored_channels_conv_16_conv;
@@ -27091,7 +28960,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1get_1cla
        for (size_t j = 0; j < ret_var.datalen; j++) {
                LDKBalance *ret_conv_9_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
                *ret_conv_9_copy = ret_var.data[j];
-               int64_t ret_conv_9_ref = (uintptr_t)ret_conv_9_copy;
+               int64_t ret_conv_9_ref = tag_ptr(ret_conv_9_copy, true);
                ret_arr_ptr[j] = ret_conv_9_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -27101,24 +28970,26 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1get_1cla
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1get_1monitor(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_txo) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKOutPoint funding_txo_conv;
-       funding_txo_conv.inner = (void*)(funding_txo & (~1));
-       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
+       funding_txo_conv.inner = untag_ptr(funding_txo);
+       funding_txo_conv.is_owned = ptr_is_owned(funding_txo);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
        funding_txo_conv = OutPoint_clone(&funding_txo_conv);
        LDKCResult_LockedChannelMonitorNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_LockedChannelMonitorNoneZ), "LDKCResult_LockedChannelMonitorNoneZ");
        *ret_conv = ChainMonitor_get_monitor(&this_arg_conv, funding_txo_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1list_1monitors(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_OutPointZ ret_var = ChainMonitor_list_monitors(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -27126,13 +28997,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1list_1mo
        for (size_t k = 0; k < ret_var.datalen; k++) {
                LDKOutPoint ret_conv_10_var = ret_var.data[k];
                int64_t ret_conv_10_ref = 0;
-               CHECK((((uintptr_t)ret_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_10_var);
-               ret_conv_10_ref = (uintptr_t)ret_conv_10_var.inner;
-               if (ret_conv_10_var.is_owned) {
-                       ret_conv_10_ref |= 1;
-               }
+               ret_conv_10_ref = tag_ptr(ret_conv_10_var.inner, ret_conv_10_var.is_owned);
                ret_arr_ptr[k] = ret_conv_10_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -27140,134 +29006,154 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1list_1mo
        return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1channel_1monitor_1updated(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_txo, int64_t completed_update_id) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1list_1pending_1monitor_1updates(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKCVec_C2Tuple_OutPointCVec_MonitorUpdateIdZZZ ret_var = ChainMonitor_list_pending_monitor_updates(&this_arg_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t p = 0; p < ret_var.datalen; p++) {
+               LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ* ret_conv_41_conv = MALLOC(sizeof(LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ), "LDKC2Tuple_OutPointCVec_MonitorUpdateIdZZ");
+               *ret_conv_41_conv = ret_var.data[p];
+               ret_arr_ptr[p] = tag_ptr(ret_conv_41_conv, true);
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1channel_1monitor_1updated(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_txo, int64_t completed_update_id) {
+       LDKChainMonitor this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKOutPoint funding_txo_conv;
-       funding_txo_conv.inner = (void*)(funding_txo & (~1));
-       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
+       funding_txo_conv.inner = untag_ptr(funding_txo);
+       funding_txo_conv.is_owned = ptr_is_owned(funding_txo);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
        funding_txo_conv = OutPoint_clone(&funding_txo_conv);
        LDKMonitorUpdateId completed_update_id_conv;
-       completed_update_id_conv.inner = (void*)(completed_update_id & (~1));
-       completed_update_id_conv.is_owned = (completed_update_id & 1) || (completed_update_id == 0);
+       completed_update_id_conv.inner = untag_ptr(completed_update_id);
+       completed_update_id_conv.is_owned = ptr_is_owned(completed_update_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(completed_update_id_conv);
        completed_update_id_conv = MonitorUpdateId_clone(&completed_update_id_conv);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChainMonitor_channel_monitor_updated(&this_arg_conv, funding_txo_conv, completed_update_id_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1as_1Listen(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKListen* ret_ret = MALLOC(sizeof(LDKListen), "LDKListen");
        *ret_ret = ChainMonitor_as_Listen(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1as_1Confirm(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKConfirm* ret_ret = MALLOC(sizeof(LDKConfirm), "LDKConfirm");
        *ret_ret = ChainMonitor_as_Confirm(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1as_1Watch(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKWatch* ret_ret = MALLOC(sizeof(LDKWatch), "LDKWatch");
        *ret_ret = ChainMonitor_as_Watch(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1as_1EventsProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChainMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKEventsProvider* ret_ret = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
        *ret_ret = ChainMonitor_as_EventsProvider(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelMonitorUpdate this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelMonitorUpdate_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1get_1update_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelMonitorUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelMonitorUpdate_get_update_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1set_1update_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelMonitorUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelMonitorUpdate_set_update_id(&this_ptr_conv, val);
 }
 
-static inline uintptr_t ChannelMonitorUpdate_clone_ptr(LDKChannelMonitorUpdate *NONNULL_PTR arg) {
+static inline uint64_t ChannelMonitorUpdate_clone_ptr(LDKChannelMonitorUpdate *NONNULL_PTR arg) {
        LDKChannelMonitorUpdate ret_var = ChannelMonitorUpdate_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelMonitorUpdate arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelMonitorUpdate_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelMonitorUpdate orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelMonitorUpdate ret_var = ChannelMonitorUpdate_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelMonitorUpdate obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelMonitorUpdate_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -27282,88 +29168,95 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1read(
        LDKCResult_ChannelMonitorUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelMonitorUpdateDecodeErrorZ), "LDKCResult_ChannelMonitorUpdateDecodeErrorZ");
        *ret_conv = ChannelMonitorUpdate_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKMonitorEvent this_ptr_conv = *(LDKMonitorEvent*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        MonitorEvent_free(this_ptr_conv);
 }
 
-static inline uintptr_t MonitorEvent_clone_ptr(LDKMonitorEvent *NONNULL_PTR arg) {
+static inline uint64_t MonitorEvent_clone_ptr(LDKMonitorEvent *NONNULL_PTR arg) {
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKMonitorEvent* arg_conv = (LDKMonitorEvent*)arg;
+       LDKMonitorEvent* arg_conv = (LDKMonitorEvent*)untag_ptr(arg);
        int64_t ret_conv = MonitorEvent_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKMonitorEvent* orig_conv = (LDKMonitorEvent*)orig;
+       LDKMonitorEvent* orig_conv = (LDKMonitorEvent*)untag_ptr(orig);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1htlcevent(JNIEnv *env, jclass clz, int64_t a) {
        LDKHTLCUpdate a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = HTLCUpdate_clone(&a_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_htlcevent(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1commitment_1tx_1confirmed(JNIEnv *env, jclass clz, int64_t a) {
        LDKOutPoint a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = OutPoint_clone(&a_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_commitment_tx_confirmed(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1update_1completed(JNIEnv *env, jclass clz, int64_t funding_txo, int64_t monitor_update_id) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1completed(JNIEnv *env, jclass clz, int64_t funding_txo, int64_t monitor_update_id) {
        LDKOutPoint funding_txo_conv;
-       funding_txo_conv.inner = (void*)(funding_txo & (~1));
-       funding_txo_conv.is_owned = (funding_txo & 1) || (funding_txo == 0);
+       funding_txo_conv.inner = untag_ptr(funding_txo);
+       funding_txo_conv.is_owned = ptr_is_owned(funding_txo);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_conv);
        funding_txo_conv = OutPoint_clone(&funding_txo_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
-       *ret_copy = MonitorEvent_update_completed(funding_txo_conv, monitor_update_id);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = MonitorEvent_completed(funding_txo_conv, monitor_update_id);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1update_1failed(JNIEnv *env, jclass clz, int64_t a) {
        LDKOutPoint a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = OutPoint_clone(&a_conv);
        LDKMonitorEvent *ret_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
        *ret_copy = MonitorEvent_update_failed(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKMonitorEvent* a_conv = (LDKMonitorEvent*)untag_ptr(a);
+       LDKMonitorEvent* b_conv = (LDKMonitorEvent*)untag_ptr(b);
+       jboolean ret_conv = MonitorEvent_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKMonitorEvent* obj_conv = (LDKMonitorEvent*)obj;
+       LDKMonitorEvent* obj_conv = (LDKMonitorEvent*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = MonitorEvent_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -27378,60 +29271,68 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1read(JNIEnv *
        LDKCResult_COption_MonitorEventZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_MonitorEventZDecodeErrorZ), "LDKCResult_COption_MonitorEventZDecodeErrorZ");
        *ret_conv = MonitorEvent_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKHTLCUpdate this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        HTLCUpdate_free(this_obj_conv);
 }
 
-static inline uintptr_t HTLCUpdate_clone_ptr(LDKHTLCUpdate *NONNULL_PTR arg) {
+static inline uint64_t HTLCUpdate_clone_ptr(LDKHTLCUpdate *NONNULL_PTR arg) {
        LDKHTLCUpdate ret_var = HTLCUpdate_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKHTLCUpdate arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = HTLCUpdate_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKHTLCUpdate orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKHTLCUpdate ret_var = HTLCUpdate_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKHTLCUpdate a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKHTLCUpdate b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = HTLCUpdate_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKHTLCUpdate obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = HTLCUpdate_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -27446,124 +29347,131 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1read(JNIEnv *en
        LDKCResult_HTLCUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCUpdateDecodeErrorZ), "LDKCResult_HTLCUpdateDecodeErrorZ");
        *ret_conv = HTLCUpdate_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Balance_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKBalance this_ptr_conv = *(LDKBalance*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Balance_free(this_ptr_conv);
 }
 
-static inline uintptr_t Balance_clone_ptr(LDKBalance *NONNULL_PTR arg) {
+static inline uint64_t Balance_clone_ptr(LDKBalance *NONNULL_PTR arg) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKBalance* arg_conv = (LDKBalance*)arg;
+       LDKBalance* arg_conv = (LDKBalance*)untag_ptr(arg);
        int64_t ret_conv = Balance_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKBalance* orig_conv = (LDKBalance*)orig;
+       LDKBalance* orig_conv = (LDKBalance*)untag_ptr(orig);
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1claimable_1on_1channel_1close(JNIEnv *env, jclass clz, int64_t claimable_amount_satoshis) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_claimable_on_channel_close(claimable_amount_satoshis);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1claimable_1awaiting_1confirmations(JNIEnv *env, jclass clz, int64_t claimable_amount_satoshis, int32_t confirmation_height) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_claimable_awaiting_confirmations(claimable_amount_satoshis, confirmation_height);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1contentious_1claimable(JNIEnv *env, jclass clz, int64_t claimable_amount_satoshis, int32_t timeout_height) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
        *ret_copy = Balance_contentious_claimable(claimable_amount_satoshis, timeout_height);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1maybe_1timeout_1claimable_1htlc(JNIEnv *env, jclass clz, int64_t claimable_amount_satoshis, int32_t claimable_height) {
+       LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
+       *ret_copy = Balance_maybe_timeout_claimable_htlc(claimable_amount_satoshis, claimable_height);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1maybe_1claimable_1htlcawaiting_1timeout(JNIEnv *env, jclass clz, int64_t claimable_amount_satoshis, int32_t claimable_height) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1maybe_1preimage_1claimable_1htlc(JNIEnv *env, jclass clz, int64_t claimable_amount_satoshis, int32_t expiry_height) {
        LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
-       *ret_copy = Balance_maybe_claimable_htlcawaiting_timeout(claimable_amount_satoshis, claimable_height);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = Balance_maybe_preimage_claimable_htlc(claimable_amount_satoshis, expiry_height);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Balance_1counterparty_1revoked_1output_1claimable(JNIEnv *env, jclass clz, int64_t claimable_amount_satoshis) {
+       LDKBalance *ret_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
+       *ret_copy = Balance_counterparty_revoked_output_claimable(claimable_amount_satoshis);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Balance_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKBalance* a_conv = (LDKBalance*)a;
-       LDKBalance* b_conv = (LDKBalance*)b;
+       LDKBalance* a_conv = (LDKBalance*)untag_ptr(a);
+       LDKBalance* b_conv = (LDKBalance*)untag_ptr(b);
        jboolean ret_conv = Balance_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelMonitor this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelMonitor_free(this_obj_conv);
 }
 
-static inline uintptr_t ChannelMonitor_clone_ptr(LDKChannelMonitor *NONNULL_PTR arg) {
+static inline uint64_t ChannelMonitor_clone_ptr(LDKChannelMonitor *NONNULL_PTR arg) {
        LDKChannelMonitor ret_var = ChannelMonitor_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelMonitor arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelMonitor_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelMonitor orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelMonitor ret_var = ChannelMonitor_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelMonitor obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelMonitor_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -27573,55 +29481,60 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1write(J
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1update_1monitor(JNIEnv *env, jclass clz, int64_t this_arg, int64_t updates, int64_t broadcaster, int64_t fee_estimator, int64_t logger) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelMonitorUpdate updates_conv;
-       updates_conv.inner = (void*)(updates & (~1));
-       updates_conv.is_owned = false;
+       updates_conv.inner = untag_ptr(updates);
+       updates_conv.is_owned = ptr_is_owned(updates);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(updates_conv);
-       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
-       if (!(broadcaster & 1)) { CHECK_ACCESS(broadcaster_ptr); }
+       updates_conv.is_owned = false;
+       void* broadcaster_ptr = untag_ptr(broadcaster);
+       if (ptr_is_owned(broadcaster)) { CHECK_ACCESS(broadcaster_ptr); }
        LDKBroadcasterInterface* broadcaster_conv = (LDKBroadcasterInterface*)broadcaster_ptr;
-       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = untag_ptr(fee_estimator);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
        if (fee_estimator_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_estimator_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
-       if (!(logger & 1)) { CHECK_ACCESS(logger_ptr); }
+       void* logger_ptr = untag_ptr(logger);
+       if (ptr_is_owned(logger)) { CHECK_ACCESS(logger_ptr); }
        LDKLogger* logger_conv = (LDKLogger*)logger_ptr;
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = ChannelMonitor_update_monitor(&this_arg_conv, &updates_conv, broadcaster_conv, fee_estimator_conv, logger_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1latest_1update_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = ChannelMonitor_get_latest_update_id(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1funding_1txo(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKC2Tuple_OutPointScriptZ* ret_conv = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
        *ret_conv = ChannelMonitor_get_funding_txo(&this_arg_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1outputs_1to_1watch(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ ret_var = ChannelMonitor_get_outputs_to_watch(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -27629,7 +29542,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1o
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ* ret_conv_40_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ");
                *ret_conv_40_conv = ret_var.data[o];
-               ret_arr_ptr[o] = ((int64_t)ret_conv_40_conv);
+               ret_arr_ptr[o] = tag_ptr(ret_conv_40_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
@@ -27638,20 +29551,22 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1o
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1load_1outputs_1to_1watch(JNIEnv *env, jclass clz, int64_t this_arg, int64_t filter) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* filter_ptr = (void*)(((uintptr_t)filter) & ~1);
-       if (!(filter & 1)) { CHECK_ACCESS(filter_ptr); }
+       this_arg_conv.is_owned = false;
+       void* filter_ptr = untag_ptr(filter);
+       if (ptr_is_owned(filter)) { CHECK_ACCESS(filter_ptr); }
        LDKFilter* filter_conv = (LDKFilter*)filter_ptr;
        ChannelMonitor_load_outputs_to_watch(&this_arg_conv, filter_conv);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1and_1clear_1pending_1monitor_1events(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_MonitorEventZ ret_var = ChannelMonitor_get_and_clear_pending_monitor_events(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -27659,7 +29574,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1a
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKMonitorEvent *ret_conv_14_copy = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
                *ret_conv_14_copy = ret_var.data[o];
-               int64_t ret_conv_14_ref = (uintptr_t)ret_conv_14_copy;
+               int64_t ret_conv_14_ref = tag_ptr(ret_conv_14_copy, true);
                ret_arr_ptr[o] = ret_conv_14_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -27669,9 +29584,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1a
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1and_1clear_1pending_1events(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_EventZ ret_var = ChannelMonitor_get_and_clear_pending_events(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -27679,7 +29595,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1a
        for (size_t h = 0; h < ret_var.datalen; h++) {
                LDKEvent *ret_conv_7_copy = MALLOC(sizeof(LDKEvent), "LDKEvent");
                *ret_conv_7_copy = ret_var.data[h];
-               int64_t ret_conv_7_ref = (uintptr_t)ret_conv_7_copy;
+               int64_t ret_conv_7_ref = tag_ptr(ret_conv_7_copy, true);
                ret_arr_ptr[h] = ret_conv_7_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -27689,9 +29605,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1a
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1counterparty_1node_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelMonitor_get_counterparty_node_id(&this_arg_conv).compressed_form);
        return ret_arr;
@@ -27699,11 +29616,12 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1co
 
 JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1latest_1holder_1commitment_1txn(JNIEnv *env, jclass clz, int64_t this_arg, int64_t logger) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
-       if (!(logger & 1)) { CHECK_ACCESS(logger_ptr); }
+       this_arg_conv.is_owned = false;
+       void* logger_ptr = untag_ptr(logger);
+       if (ptr_is_owned(logger)) { CHECK_ACCESS(logger_ptr); }
        LDKLogger* logger_conv = (LDKLogger*)logger_ptr;
        LDKCVec_TransactionZ ret_var = ChannelMonitor_get_latest_holder_commitment_txn(&this_arg_conv, logger_conv);
        jobjectArray ret_arr = NULL;
@@ -27723,9 +29641,10 @@ JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1l
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_1connected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int64_tArray txdata, int32_t height, int64_t broadcaster, int64_t fee_estimator, int64_t logger) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
        (*env)->GetByteArrayRegion(env, header, 0, 80, header_arr);
@@ -27739,28 +29658,28 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_
        int64_t* txdata_vals = (*env)->GetLongArrayElements (env, txdata, NULL);
        for (size_t c = 0; c < txdata_constr.datalen; c++) {
                int64_t txdata_conv_28 = txdata_vals[c];
-               void* txdata_conv_28_ptr = (void*)(((uintptr_t)txdata_conv_28) & ~1);
+               void* txdata_conv_28_ptr = untag_ptr(txdata_conv_28);
                CHECK_ACCESS(txdata_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ txdata_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(txdata_conv_28_ptr);
-               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)txdata_conv_28) & ~1));
+               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)untag_ptr(txdata_conv_28));
                txdata_constr.data[c] = txdata_conv_28_conv;
        }
        (*env)->ReleaseLongArrayElements(env, txdata, txdata_vals, 0);
-       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
+       void* broadcaster_ptr = untag_ptr(broadcaster);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
        if (broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&broadcaster_conv);
        }
-       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = untag_ptr(fee_estimator);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
        if (fee_estimator_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_estimator_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -27774,7 +29693,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_
        for (size_t n = 0; n < ret_var.datalen; n++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv_39_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
                *ret_conv_39_conv = ret_var.data[n];
-               ret_arr_ptr[n] = ((int64_t)ret_conv_39_conv);
+               ret_arr_ptr[n] = tag_ptr(ret_conv_39_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
@@ -27783,28 +29702,29 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_1disconnected(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int32_t height, int64_t broadcaster, int64_t fee_estimator, int64_t logger) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
        (*env)->GetByteArrayRegion(env, header, 0, 80, header_arr);
        unsigned char (*header_ref)[80] = &header_arr;
-       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
+       void* broadcaster_ptr = untag_ptr(broadcaster);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
        if (broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&broadcaster_conv);
        }
-       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = untag_ptr(fee_estimator);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
        if (fee_estimator_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_estimator_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -27816,9 +29736,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_1disconn
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1transactions_1confirmed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int64_tArray txdata, int32_t height, int64_t broadcaster, int64_t fee_estimator, int64_t logger) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
        (*env)->GetByteArrayRegion(env, header, 0, 80, header_arr);
@@ -27832,28 +29753,28 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1transa
        int64_t* txdata_vals = (*env)->GetLongArrayElements (env, txdata, NULL);
        for (size_t c = 0; c < txdata_constr.datalen; c++) {
                int64_t txdata_conv_28 = txdata_vals[c];
-               void* txdata_conv_28_ptr = (void*)(((uintptr_t)txdata_conv_28) & ~1);
+               void* txdata_conv_28_ptr = untag_ptr(txdata_conv_28);
                CHECK_ACCESS(txdata_conv_28_ptr);
                LDKC2Tuple_usizeTransactionZ txdata_conv_28_conv = *(LDKC2Tuple_usizeTransactionZ*)(txdata_conv_28_ptr);
-               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)(((uintptr_t)txdata_conv_28) & ~1));
+               txdata_conv_28_conv = C2Tuple_usizeTransactionZ_clone((LDKC2Tuple_usizeTransactionZ*)untag_ptr(txdata_conv_28));
                txdata_constr.data[c] = txdata_conv_28_conv;
        }
        (*env)->ReleaseLongArrayElements(env, txdata, txdata_vals, 0);
-       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
+       void* broadcaster_ptr = untag_ptr(broadcaster);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
        if (broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&broadcaster_conv);
        }
-       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = untag_ptr(fee_estimator);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
        if (fee_estimator_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_estimator_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -27867,7 +29788,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1transa
        for (size_t n = 0; n < ret_var.datalen; n++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv_39_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
                *ret_conv_39_conv = ret_var.data[n];
-               ret_arr_ptr[n] = ((int64_t)ret_conv_39_conv);
+               ret_arr_ptr[n] = tag_ptr(ret_conv_39_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
@@ -27876,28 +29797,29 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1transa
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1transaction_1unconfirmed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray txid, int64_t broadcaster, int64_t fee_estimator, int64_t logger) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char txid_arr[32];
        CHECK((*env)->GetArrayLength(env, txid) == 32);
        (*env)->GetByteArrayRegion(env, txid, 0, 32, txid_arr);
        unsigned char (*txid_ref)[32] = &txid_arr;
-       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
+       void* broadcaster_ptr = untag_ptr(broadcaster);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
        if (broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&broadcaster_conv);
        }
-       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = untag_ptr(fee_estimator);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
        if (fee_estimator_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_estimator_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -27909,28 +29831,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1transaction_1u
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1best_1block_1updated(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray header, int32_t height, int64_t broadcaster, int64_t fee_estimator, int64_t logger) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char header_arr[80];
        CHECK((*env)->GetArrayLength(env, header) == 80);
        (*env)->GetByteArrayRegion(env, header, 0, 80, header_arr);
        unsigned char (*header_ref)[80] = &header_arr;
-       void* broadcaster_ptr = (void*)(((uintptr_t)broadcaster) & ~1);
+       void* broadcaster_ptr = untag_ptr(broadcaster);
        CHECK_ACCESS(broadcaster_ptr);
        LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)(broadcaster_ptr);
        if (broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&broadcaster_conv);
        }
-       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = untag_ptr(fee_estimator);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
        if (fee_estimator_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_estimator_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -27944,54 +29867,52 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1best_1
        for (size_t n = 0; n < ret_var.datalen; n++) {
                LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ* ret_conv_39_conv = MALLOC(sizeof(LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ), "LDKC2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ");
                *ret_conv_39_conv = ret_var.data[n];
-               ret_arr_ptr[n] = ((int64_t)ret_conv_39_conv);
+               ret_arr_ptr[n] = tag_ptr(ret_conv_39_conv, true);
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
        return ret_arr;
 }
 
-JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1relevant_1txids(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1relevant_1txids(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKCVec_TxidZ ret_var = ChannelMonitor_get_relevant_txids(&this_arg_conv);
-       jobjectArray ret_arr = NULL;
-       ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
-       ;
-       for (size_t i = 0; i < ret_var.datalen; i++) {
-               int8_tArray ret_conv_8_arr = (*env)->NewByteArray(env, 32);
-               (*env)->SetByteArrayRegion(env, ret_conv_8_arr, 0, 32, ret_var.data[i].data);
-               (*env)->SetObjectArrayElement(env, ret_arr, i, ret_conv_8_arr);
+       this_arg_conv.is_owned = false;
+       LDKCVec_C2Tuple_TxidBlockHashZZ ret_var = ChannelMonitor_get_relevant_txids(&this_arg_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t z = 0; z < ret_var.datalen; z++) {
+               LDKC2Tuple_TxidBlockHashZ* ret_conv_25_conv = MALLOC(sizeof(LDKC2Tuple_TxidBlockHashZ), "LDKC2Tuple_TxidBlockHashZ");
+               *ret_conv_25_conv = ret_var.data[z];
+               ret_arr_ptr[z] = tag_ptr(ret_conv_25_conv, true);
        }
-       
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
        FREE(ret_var.data);
        return ret_arr;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1current_1best_1block(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKBestBlock ret_var = ChannelMonitor_current_best_block(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1claimable_1balances(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelMonitor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_BalanceZ ret_var = ChannelMonitor_get_claimable_balances(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -27999,7 +29920,7 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1c
        for (size_t j = 0; j < ret_var.datalen; j++) {
                LDKBalance *ret_conv_9_copy = MALLOC(sizeof(LDKBalance), "LDKBalance");
                *ret_conv_9_copy = ret_var.data[j];
-               int64_t ret_conv_9_ref = (uintptr_t)ret_conv_9_copy;
+               int64_t ret_conv_9_ref = tag_ptr(ret_conv_9_copy, true);
                ret_arr_ptr[j] = ret_conv_9_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -28011,28 +29932,29 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMo
        LDKu8slice ser_ref;
        ser_ref.datalen = (*env)->GetArrayLength(env, ser);
        ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
-       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
-       if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
+       void* arg_ptr = untag_ptr(arg);
+       if (ptr_is_owned(arg)) { CHECK_ACCESS(arg_ptr); }
        LDKKeysInterface* arg_conv = (LDKKeysInterface*)arg_ptr;
        LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ");
        *ret_conv = C2Tuple_BlockHashChannelMonitorZ_read(ser_ref, arg_conv);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OutPoint_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKOutPoint this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        OutPoint_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OutPoint_1get_1txid(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOutPoint this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *OutPoint_get_txid(&this_ptr_conv));
        return ret_arr;
@@ -28040,9 +29962,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OutPoint_1get_1txid(JNI
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OutPoint_1set_1txid(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOutPoint this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -28051,18 +29974,20 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OutPoint_1set_1txid(JNIEnv *en
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_OutPoint_1get_1index(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOutPoint this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = OutPoint_get_index(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OutPoint_1set_1index(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKOutPoint this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OutPoint_set_index(&this_ptr_conv, val);
 }
 
@@ -28072,81 +29997,72 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OutPoint_1new(JNIEnv *env,
        (*env)->GetByteArrayRegion(env, txid_arg, 0, 32, txid_arg_ref.data);
        LDKOutPoint ret_var = OutPoint_new(txid_arg_ref, index_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t OutPoint_clone_ptr(LDKOutPoint *NONNULL_PTR arg) {
+static inline uint64_t OutPoint_clone_ptr(LDKOutPoint *NONNULL_PTR arg) {
        LDKOutPoint ret_var = OutPoint_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OutPoint_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKOutPoint arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = OutPoint_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OutPoint_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKOutPoint orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKOutPoint ret_var = OutPoint_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_OutPoint_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKOutPoint a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKOutPoint b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = OutPoint_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OutPoint_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKOutPoint o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = OutPoint_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OutPoint_1to_1channel_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKOutPoint this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, OutPoint_to_channel_id(&this_arg_conv).data);
        return ret_arr;
@@ -28154,9 +30070,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OutPoint_1to_1channel_1
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OutPoint_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKOutPoint obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = OutPoint_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -28171,42 +30088,39 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OutPoint_1read(JNIEnv *env,
        LDKCResult_OutPointDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OutPointDecodeErrorZ), "LDKCResult_OutPointDecodeErrorZ");
        *ret_conv = OutPoint_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKDelayedPaymentOutputDescriptor this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        DelayedPaymentOutputDescriptor_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1get_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint ret_var = DelayedPaymentOutputDescriptor_get_outpoint(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = OutPoint_clone(&val_conv);
        DelayedPaymentOutputDescriptor_set_outpoint(&this_ptr_conv, val_conv);
@@ -28214,9 +30128,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1get_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, DelayedPaymentOutputDescriptor_get_per_commitment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -28224,9 +30139,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDes
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -28235,38 +30151,53 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1get_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = DelayedPaymentOutputDescriptor_get_to_self_delay(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        DelayedPaymentOutputDescriptor_set_to_self_delay(&this_ptr_conv, val);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1output(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1get_1output(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
+       *ret_ref = DelayedPaymentOutputDescriptor_get_output(&this_ptr_conv);
+       return tag_ptr(ret_ref, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1output(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+       LDKDelayedPaymentOutputDescriptor this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKTxOut val_conv = *(LDKTxOut*)(val_ptr);
-       val_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)val) & ~1));
+       val_conv = TxOut_clone((LDKTxOut*)untag_ptr(val));
        DelayedPaymentOutputDescriptor_set_output(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1get_1revocation_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, DelayedPaymentOutputDescriptor_get_revocation_pubkey(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -28274,9 +30205,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDes
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1revocation_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -28285,9 +30217,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1get_1channel_1keys_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *DelayedPaymentOutputDescriptor_get_channel_keys_id(&this_ptr_conv));
        return ret_arr;
@@ -28295,9 +30228,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDes
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1channel_1keys_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -28306,34 +30240,36 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1get_1channel_1value_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = DelayedPaymentOutputDescriptor_get_channel_value_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1set_1channel_1value_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKDelayedPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        DelayedPaymentOutputDescriptor_set_channel_value_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1new(JNIEnv *env, jclass clz, int64_t outpoint_arg, int8_tArray per_commitment_point_arg, int16_t to_self_delay_arg, int64_t output_arg, int8_tArray revocation_pubkey_arg, int8_tArray channel_keys_id_arg, int64_t channel_value_satoshis_arg) {
        LDKOutPoint outpoint_arg_conv;
-       outpoint_arg_conv.inner = (void*)(outpoint_arg & (~1));
-       outpoint_arg_conv.is_owned = (outpoint_arg & 1) || (outpoint_arg == 0);
+       outpoint_arg_conv.inner = untag_ptr(outpoint_arg);
+       outpoint_arg_conv.is_owned = ptr_is_owned(outpoint_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_arg_conv);
        outpoint_arg_conv = OutPoint_clone(&outpoint_arg_conv);
        LDKPublicKey per_commitment_point_arg_ref;
        CHECK((*env)->GetArrayLength(env, per_commitment_point_arg) == 33);
        (*env)->GetByteArrayRegion(env, per_commitment_point_arg, 0, 33, per_commitment_point_arg_ref.compressed_form);
-       void* output_arg_ptr = (void*)(((uintptr_t)output_arg) & ~1);
+       void* output_arg_ptr = untag_ptr(output_arg);
        CHECK_ACCESS(output_arg_ptr);
        LDKTxOut output_arg_conv = *(LDKTxOut*)(output_arg_ptr);
-       output_arg_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)output_arg) & ~1));
+       output_arg_conv = TxOut_clone((LDKTxOut*)untag_ptr(output_arg));
        LDKPublicKey revocation_pubkey_arg_ref;
        CHECK((*env)->GetArrayLength(env, revocation_pubkey_arg) == 33);
        (*env)->GetByteArrayRegion(env, revocation_pubkey_arg, 0, 33, revocation_pubkey_arg_ref.compressed_form);
@@ -28342,59 +30278,62 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescrip
        (*env)->GetByteArrayRegion(env, channel_keys_id_arg, 0, 32, channel_keys_id_arg_ref.data);
        LDKDelayedPaymentOutputDescriptor ret_var = DelayedPaymentOutputDescriptor_new(outpoint_arg_conv, per_commitment_point_arg_ref, to_self_delay_arg, output_arg_conv, revocation_pubkey_arg_ref, channel_keys_id_arg_ref, channel_value_satoshis_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t DelayedPaymentOutputDescriptor_clone_ptr(LDKDelayedPaymentOutputDescriptor *NONNULL_PTR arg) {
+static inline uint64_t DelayedPaymentOutputDescriptor_clone_ptr(LDKDelayedPaymentOutputDescriptor *NONNULL_PTR arg) {
        LDKDelayedPaymentOutputDescriptor ret_var = DelayedPaymentOutputDescriptor_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKDelayedPaymentOutputDescriptor arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = DelayedPaymentOutputDescriptor_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKDelayedPaymentOutputDescriptor orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKDelayedPaymentOutputDescriptor ret_var = DelayedPaymentOutputDescriptor_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKDelayedPaymentOutputDescriptor a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKDelayedPaymentOutputDescriptor b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = DelayedPaymentOutputDescriptor_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescriptor_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKDelayedPaymentOutputDescriptor obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = DelayedPaymentOutputDescriptor_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -28409,64 +30348,74 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DelayedPaymentOutputDescrip
        LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_DelayedPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = DelayedPaymentOutputDescriptor_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKStaticPaymentOutputDescriptor this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        StaticPaymentOutputDescriptor_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1get_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint ret_var = StaticPaymentOutputDescriptor_get_outpoint(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1set_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = OutPoint_clone(&val_conv);
        StaticPaymentOutputDescriptor_set_outpoint(&this_ptr_conv, val_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1set_1output(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1get_1output(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKTxOut* ret_ref = MALLOC(sizeof(LDKTxOut), "LDKTxOut");
+       *ret_ref = StaticPaymentOutputDescriptor_get_output(&this_ptr_conv);
+       return tag_ptr(ret_ref, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1set_1output(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+       LDKStaticPaymentOutputDescriptor this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKTxOut val_conv = *(LDKTxOut*)(val_ptr);
-       val_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)val) & ~1));
+       val_conv = TxOut_clone((LDKTxOut*)untag_ptr(val));
        StaticPaymentOutputDescriptor_set_output(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1get_1channel_1keys_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *StaticPaymentOutputDescriptor_get_channel_keys_id(&this_ptr_conv));
        return ret_arr;
@@ -28474,9 +30423,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDesc
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1set_1channel_1keys_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -28485,89 +30435,94 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1get_1channel_1value_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = StaticPaymentOutputDescriptor_get_channel_value_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1set_1channel_1value_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKStaticPaymentOutputDescriptor this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        StaticPaymentOutputDescriptor_set_channel_value_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1new(JNIEnv *env, jclass clz, int64_t outpoint_arg, int64_t output_arg, int8_tArray channel_keys_id_arg, int64_t channel_value_satoshis_arg) {
        LDKOutPoint outpoint_arg_conv;
-       outpoint_arg_conv.inner = (void*)(outpoint_arg & (~1));
-       outpoint_arg_conv.is_owned = (outpoint_arg & 1) || (outpoint_arg == 0);
+       outpoint_arg_conv.inner = untag_ptr(outpoint_arg);
+       outpoint_arg_conv.is_owned = ptr_is_owned(outpoint_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_arg_conv);
        outpoint_arg_conv = OutPoint_clone(&outpoint_arg_conv);
-       void* output_arg_ptr = (void*)(((uintptr_t)output_arg) & ~1);
+       void* output_arg_ptr = untag_ptr(output_arg);
        CHECK_ACCESS(output_arg_ptr);
        LDKTxOut output_arg_conv = *(LDKTxOut*)(output_arg_ptr);
-       output_arg_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)output_arg) & ~1));
+       output_arg_conv = TxOut_clone((LDKTxOut*)untag_ptr(output_arg));
        LDKThirtyTwoBytes channel_keys_id_arg_ref;
        CHECK((*env)->GetArrayLength(env, channel_keys_id_arg) == 32);
        (*env)->GetByteArrayRegion(env, channel_keys_id_arg, 0, 32, channel_keys_id_arg_ref.data);
        LDKStaticPaymentOutputDescriptor ret_var = StaticPaymentOutputDescriptor_new(outpoint_arg_conv, output_arg_conv, channel_keys_id_arg_ref, channel_value_satoshis_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t StaticPaymentOutputDescriptor_clone_ptr(LDKStaticPaymentOutputDescriptor *NONNULL_PTR arg) {
+static inline uint64_t StaticPaymentOutputDescriptor_clone_ptr(LDKStaticPaymentOutputDescriptor *NONNULL_PTR arg) {
        LDKStaticPaymentOutputDescriptor ret_var = StaticPaymentOutputDescriptor_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKStaticPaymentOutputDescriptor arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = StaticPaymentOutputDescriptor_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKStaticPaymentOutputDescriptor orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKStaticPaymentOutputDescriptor ret_var = StaticPaymentOutputDescriptor_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKStaticPaymentOutputDescriptor a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKStaticPaymentOutputDescriptor b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = StaticPaymentOutputDescriptor_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescriptor_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKStaticPaymentOutputDescriptor obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = StaticPaymentOutputDescriptor_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -28582,80 +30537,87 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_StaticPaymentOutputDescript
        LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ), "LDKCResult_StaticPaymentOutputDescriptorDecodeErrorZ");
        *ret_conv = StaticPaymentOutputDescriptor_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSpendableOutputDescriptor this_ptr_conv = *(LDKSpendableOutputDescriptor*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        SpendableOutputDescriptor_free(this_ptr_conv);
 }
 
-static inline uintptr_t SpendableOutputDescriptor_clone_ptr(LDKSpendableOutputDescriptor *NONNULL_PTR arg) {
+static inline uint64_t SpendableOutputDescriptor_clone_ptr(LDKSpendableOutputDescriptor *NONNULL_PTR arg) {
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKSpendableOutputDescriptor* arg_conv = (LDKSpendableOutputDescriptor*)arg;
+       LDKSpendableOutputDescriptor* arg_conv = (LDKSpendableOutputDescriptor*)untag_ptr(arg);
        int64_t ret_conv = SpendableOutputDescriptor_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKSpendableOutputDescriptor* orig_conv = (LDKSpendableOutputDescriptor*)orig;
+       LDKSpendableOutputDescriptor* orig_conv = (LDKSpendableOutputDescriptor*)untag_ptr(orig);
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1static_1output(JNIEnv *env, jclass clz, int64_t outpoint, int64_t output) {
        LDKOutPoint outpoint_conv;
-       outpoint_conv.inner = (void*)(outpoint & (~1));
-       outpoint_conv.is_owned = (outpoint & 1) || (outpoint == 0);
+       outpoint_conv.inner = untag_ptr(outpoint);
+       outpoint_conv.is_owned = ptr_is_owned(outpoint);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(outpoint_conv);
        outpoint_conv = OutPoint_clone(&outpoint_conv);
-       void* output_ptr = (void*)(((uintptr_t)output) & ~1);
+       void* output_ptr = untag_ptr(output);
        CHECK_ACCESS(output_ptr);
        LDKTxOut output_conv = *(LDKTxOut*)(output_ptr);
-       output_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)output) & ~1));
+       output_conv = TxOut_clone((LDKTxOut*)untag_ptr(output));
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_static_output(outpoint_conv, output_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1delayed_1payment_1output(JNIEnv *env, jclass clz, int64_t a) {
        LDKDelayedPaymentOutputDescriptor a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = DelayedPaymentOutputDescriptor_clone(&a_conv);
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_delayed_payment_output(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1static_1payment_1output(JNIEnv *env, jclass clz, int64_t a) {
        LDKStaticPaymentOutputDescriptor a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = StaticPaymentOutputDescriptor_clone(&a_conv);
        LDKSpendableOutputDescriptor *ret_copy = MALLOC(sizeof(LDKSpendableOutputDescriptor), "LDKSpendableOutputDescriptor");
        *ret_copy = SpendableOutputDescriptor_static_payment_output(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKSpendableOutputDescriptor* a_conv = (LDKSpendableOutputDescriptor*)untag_ptr(a);
+       LDKSpendableOutputDescriptor* b_conv = (LDKSpendableOutputDescriptor*)untag_ptr(b);
+       jboolean ret_conv = SpendableOutputDescriptor_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKSpendableOutputDescriptor* obj_conv = (LDKSpendableOutputDescriptor*)obj;
+       LDKSpendableOutputDescriptor* obj_conv = (LDKSpendableOutputDescriptor*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = SpendableOutputDescriptor_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -28670,51 +30632,51 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1
        LDKCResult_SpendableOutputDescriptorDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SpendableOutputDescriptorDecodeErrorZ), "LDKCResult_SpendableOutputDescriptorDecodeErrorZ");
        *ret_conv = SpendableOutputDescriptor_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BaseSign_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKBaseSign this_ptr_conv = *(LDKBaseSign*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        BaseSign_free(this_ptr_conv);
 }
 
-static inline uintptr_t Sign_clone_ptr(LDKSign *NONNULL_PTR arg) {
+static inline uint64_t Sign_clone_ptr(LDKSign *NONNULL_PTR arg) {
        LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
        *ret_ret = Sign_clone(arg);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Sign_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
-       if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
+       void* arg_ptr = untag_ptr(arg);
+       if (ptr_is_owned(arg)) { CHECK_ACCESS(arg_ptr); }
        LDKSign* arg_conv = (LDKSign*)arg_ptr;
        int64_t ret_conv = Sign_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Sign_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       void* orig_ptr = (void*)(((uintptr_t)orig) & ~1);
-       if (!(orig & 1)) { CHECK_ACCESS(orig_ptr); }
+       void* orig_ptr = untag_ptr(orig);
+       if (ptr_is_owned(orig)) { CHECK_ACCESS(orig_ptr); }
        LDKSign* orig_conv = (LDKSign*)orig_ptr;
        LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
        *ret_ret = Sign_clone(orig_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Sign_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSign this_ptr_conv = *(LDKSign*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Sign_free(this_ptr_conv);
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Recipient_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKRecipient* orig_conv = (LDKRecipient*)(orig & ~1);
+       LDKRecipient* orig_conv = (LDKRecipient*)untag_ptr(orig);
        jclass ret_conv = LDKRecipient_to_java(env, Recipient_clone(orig_conv));
        return ret_conv;
 }
@@ -28730,27 +30692,28 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Recipient_1phantom_1node(JNI
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_KeysInterface_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKKeysInterface this_ptr_conv = *(LDKKeysInterface*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        KeysInterface_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInMemorySigner this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        InMemorySigner_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1funding_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *InMemorySigner_get_funding_key(&this_ptr_conv));
        return ret_arr;
@@ -28758,9 +30721,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1fu
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1funding_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSecretKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.bytes);
@@ -28769,9 +30733,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1funding_1
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1revocation_1base_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *InMemorySigner_get_revocation_base_key(&this_ptr_conv));
        return ret_arr;
@@ -28779,9 +30744,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1re
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1revocation_1base_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSecretKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.bytes);
@@ -28790,9 +30756,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1revocatio
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1payment_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *InMemorySigner_get_payment_key(&this_ptr_conv));
        return ret_arr;
@@ -28800,9 +30767,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1pa
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1payment_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSecretKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.bytes);
@@ -28811,9 +30779,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1payment_1
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1delayed_1payment_1base_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *InMemorySigner_get_delayed_payment_base_key(&this_ptr_conv));
        return ret_arr;
@@ -28821,9 +30790,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1de
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1delayed_1payment_1base_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSecretKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.bytes);
@@ -28832,9 +30802,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1delayed_1
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1htlc_1base_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *InMemorySigner_get_htlc_base_key(&this_ptr_conv));
        return ret_arr;
@@ -28842,9 +30813,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1ht
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1htlc_1base_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSecretKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.bytes);
@@ -28853,9 +30825,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1htlc_1bas
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1commitment_1seed(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *InMemorySigner_get_commitment_seed(&this_ptr_conv));
        return ret_arr;
@@ -28863,50 +30836,43 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1co
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1set_1commitment_1seed(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKInMemorySigner this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
        InMemorySigner_set_commitment_seed(&this_ptr_conv, val_ref);
 }
 
-static inline uintptr_t InMemorySigner_clone_ptr(LDKInMemorySigner *NONNULL_PTR arg) {
+static inline uint64_t InMemorySigner_clone_ptr(LDKInMemorySigner *NONNULL_PTR arg) {
        LDKInMemorySigner ret_var = InMemorySigner_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKInMemorySigner arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = InMemorySigner_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKInMemorySigner orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKInMemorySigner ret_var = InMemorySigner_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -28937,166 +30903,160 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1new(JNIEnv
        (*env)->GetByteArrayRegion(env, channel_keys_id, 0, 32, channel_keys_id_ref.data);
        LDKInMemorySigner ret_var = InMemorySigner_new(node_secret_ref, funding_key_ref, revocation_base_key_ref, payment_key_ref, delayed_payment_base_key_ref, htlc_base_key_ref, commitment_seed_ref, channel_value_satoshis, channel_keys_id_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1counterparty_1pubkeys(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelPublicKeys ret_var = InMemorySigner_counterparty_pubkeys(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1counterparty_1selected_1contest_1delay(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int16_t ret_conv = InMemorySigner_counterparty_selected_contest_delay(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1holder_1selected_1contest_1delay(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int16_t ret_conv = InMemorySigner_holder_selected_contest_delay(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1is_1outbound(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InMemorySigner_is_outbound(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1funding_1outpoint(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKOutPoint ret_var = InMemorySigner_funding_outpoint(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1get_1channel_1parameters(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelTransactionParameters ret_var = InMemorySigner_get_channel_parameters(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1opt_1anchors(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InMemorySigner_opt_anchors(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1sign_1counterparty_1payment_1input(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray spend_tx, int64_t input_idx, int64_t descriptor) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKTransaction spend_tx_ref;
        spend_tx_ref.datalen = (*env)->GetArrayLength(env, spend_tx);
        spend_tx_ref.data = MALLOC(spend_tx_ref.datalen, "LDKTransaction Bytes");
        (*env)->GetByteArrayRegion(env, spend_tx, 0, spend_tx_ref.datalen, spend_tx_ref.data);
        spend_tx_ref.data_is_owned = true;
        LDKStaticPaymentOutputDescriptor descriptor_conv;
-       descriptor_conv.inner = (void*)(descriptor & (~1));
-       descriptor_conv.is_owned = false;
+       descriptor_conv.inner = untag_ptr(descriptor);
+       descriptor_conv.is_owned = ptr_is_owned(descriptor);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(descriptor_conv);
+       descriptor_conv.is_owned = false;
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = InMemorySigner_sign_counterparty_payment_input(&this_arg_conv, spend_tx_ref, input_idx, &descriptor_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1sign_1dynamic_1p2wsh_1input(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray spend_tx, int64_t input_idx, int64_t descriptor) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKTransaction spend_tx_ref;
        spend_tx_ref.datalen = (*env)->GetArrayLength(env, spend_tx);
        spend_tx_ref.data = MALLOC(spend_tx_ref.datalen, "LDKTransaction Bytes");
        (*env)->GetByteArrayRegion(env, spend_tx, 0, spend_tx_ref.datalen, spend_tx_ref.data);
        spend_tx_ref.data_is_owned = true;
        LDKDelayedPaymentOutputDescriptor descriptor_conv;
-       descriptor_conv.inner = (void*)(descriptor & (~1));
-       descriptor_conv.is_owned = false;
+       descriptor_conv.inner = untag_ptr(descriptor);
+       descriptor_conv.is_owned = ptr_is_owned(descriptor);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(descriptor_conv);
+       descriptor_conv.is_owned = false;
        LDKCResult_CVec_CVec_u8ZZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_CVec_u8ZZNoneZ), "LDKCResult_CVec_CVec_u8ZZNoneZ");
        *ret_conv = InMemorySigner_sign_dynamic_p2wsh_input(&this_arg_conv, spend_tx_ref, input_idx, &descriptor_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1as_1BaseSign(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKBaseSign* ret_ret = MALLOC(sizeof(LDKBaseSign), "LDKBaseSign");
        *ret_ret = InMemorySigner_as_BaseSign(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1as_1Sign(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInMemorySigner this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKSign* ret_ret = MALLOC(sizeof(LDKSign), "LDKSign");
        *ret_ret = InMemorySigner_as_Sign(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKInMemorySigner obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = InMemorySigner_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -29114,13 +31074,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InMemorySigner_1read(JNIEnv
        LDKCResult_InMemorySignerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InMemorySignerDecodeErrorZ), "LDKCResult_InMemorySignerDecodeErrorZ");
        *ret_conv = InMemorySigner_read(ser_ref, arg_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_KeysManager_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKKeysManager this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        KeysManager_free(this_obj_conv);
 }
@@ -29132,42 +31092,34 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysManager_1new(JNIEnv *en
        unsigned char (*seed_ref)[32] = &seed_arr;
        LDKKeysManager ret_var = KeysManager_new(seed_ref, starting_time_secs, starting_time_nanos);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysManager_1derive_1channel_1keys(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_value_satoshis, int8_tArray params) {
        LDKKeysManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char params_arr[32];
        CHECK((*env)->GetArrayLength(env, params) == 32);
        (*env)->GetByteArrayRegion(env, params, 0, 32, params_arr);
        unsigned char (*params_ref)[32] = &params_arr;
        LDKInMemorySigner ret_var = KeysManager_derive_channel_keys(&this_arg_conv, channel_value_satoshis, params_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysManager_1spend_1spendable_1outputs(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray descriptors, int64_tArray outputs, int8_tArray change_destination_script, int32_t feerate_sat_per_1000_weight) {
        LDKKeysManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_SpendableOutputDescriptorZ descriptors_constr;
        descriptors_constr.datalen = (*env)->GetArrayLength(env, descriptors);
        if (descriptors_constr.datalen > 0)
@@ -29177,10 +31129,10 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysManager_1spend_1spendab
        int64_t* descriptors_vals = (*env)->GetLongArrayElements (env, descriptors, NULL);
        for (size_t b = 0; b < descriptors_constr.datalen; b++) {
                int64_t descriptors_conv_27 = descriptors_vals[b];
-               void* descriptors_conv_27_ptr = (void*)(((uintptr_t)descriptors_conv_27) & ~1);
+               void* descriptors_conv_27_ptr = untag_ptr(descriptors_conv_27);
                CHECK_ACCESS(descriptors_conv_27_ptr);
                LDKSpendableOutputDescriptor descriptors_conv_27_conv = *(LDKSpendableOutputDescriptor*)(descriptors_conv_27_ptr);
-               descriptors_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)descriptors_conv_27) & ~1));
+               descriptors_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)untag_ptr(descriptors_conv_27));
                descriptors_constr.data[b] = descriptors_conv_27_conv;
        }
        (*env)->ReleaseLongArrayElements(env, descriptors, descriptors_vals, 0);
@@ -29193,10 +31145,10 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysManager_1spend_1spendab
        int64_t* outputs_vals = (*env)->GetLongArrayElements (env, outputs, NULL);
        for (size_t h = 0; h < outputs_constr.datalen; h++) {
                int64_t outputs_conv_7 = outputs_vals[h];
-               void* outputs_conv_7_ptr = (void*)(((uintptr_t)outputs_conv_7) & ~1);
+               void* outputs_conv_7_ptr = untag_ptr(outputs_conv_7);
                CHECK_ACCESS(outputs_conv_7_ptr);
                LDKTxOut outputs_conv_7_conv = *(LDKTxOut*)(outputs_conv_7_ptr);
-               outputs_conv_7_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)outputs_conv_7) & ~1));
+               outputs_conv_7_conv = TxOut_clone((LDKTxOut*)untag_ptr(outputs_conv_7));
                outputs_constr.data[h] = outputs_conv_7_conv;
        }
        (*env)->ReleaseLongArrayElements(env, outputs, outputs_vals, 0);
@@ -29206,35 +31158,37 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysManager_1spend_1spendab
        (*env)->GetByteArrayRegion(env, change_destination_script, 0, change_destination_script_ref.datalen, change_destination_script_ref.data);
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = KeysManager_spend_spendable_outputs(&this_arg_conv, descriptors_constr, outputs_constr, change_destination_script_ref, feerate_sat_per_1000_weight);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_KeysManager_1as_1KeysInterface(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKKeysManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKKeysInterface* ret_ret = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
        *ret_ret = KeysManager_as_KeysInterface(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPhantomKeysManager this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PhantomKeysManager_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1as_1KeysInterface(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPhantomKeysManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKKeysInterface* ret_ret = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
        *ret_ret = PhantomKeysManager_as_KeysInterface(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1new(JNIEnv *env, jclass clz, int8_tArray seed, int64_t starting_time_secs, int32_t starting_time_nanos, int8_tArray cross_node_seed) {
@@ -29248,21 +31202,17 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1new(JNI
        unsigned char (*cross_node_seed_ref)[32] = &cross_node_seed_arr;
        LDKPhantomKeysManager ret_var = PhantomKeysManager_new(seed_ref, starting_time_secs, starting_time_nanos, cross_node_seed_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1spend_1spendable_1outputs(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray descriptors, int64_tArray outputs, int8_tArray change_destination_script, int32_t feerate_sat_per_1000_weight) {
        LDKPhantomKeysManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_SpendableOutputDescriptorZ descriptors_constr;
        descriptors_constr.datalen = (*env)->GetArrayLength(env, descriptors);
        if (descriptors_constr.datalen > 0)
@@ -29272,10 +31222,10 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1spend_1
        int64_t* descriptors_vals = (*env)->GetLongArrayElements (env, descriptors, NULL);
        for (size_t b = 0; b < descriptors_constr.datalen; b++) {
                int64_t descriptors_conv_27 = descriptors_vals[b];
-               void* descriptors_conv_27_ptr = (void*)(((uintptr_t)descriptors_conv_27) & ~1);
+               void* descriptors_conv_27_ptr = untag_ptr(descriptors_conv_27);
                CHECK_ACCESS(descriptors_conv_27_ptr);
                LDKSpendableOutputDescriptor descriptors_conv_27_conv = *(LDKSpendableOutputDescriptor*)(descriptors_conv_27_ptr);
-               descriptors_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)(((uintptr_t)descriptors_conv_27) & ~1));
+               descriptors_conv_27_conv = SpendableOutputDescriptor_clone((LDKSpendableOutputDescriptor*)untag_ptr(descriptors_conv_27));
                descriptors_constr.data[b] = descriptors_conv_27_conv;
        }
        (*env)->ReleaseLongArrayElements(env, descriptors, descriptors_vals, 0);
@@ -29288,10 +31238,10 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1spend_1
        int64_t* outputs_vals = (*env)->GetLongArrayElements (env, outputs, NULL);
        for (size_t h = 0; h < outputs_constr.datalen; h++) {
                int64_t outputs_conv_7 = outputs_vals[h];
-               void* outputs_conv_7_ptr = (void*)(((uintptr_t)outputs_conv_7) & ~1);
+               void* outputs_conv_7_ptr = untag_ptr(outputs_conv_7);
                CHECK_ACCESS(outputs_conv_7_ptr);
                LDKTxOut outputs_conv_7_conv = *(LDKTxOut*)(outputs_conv_7_ptr);
-               outputs_conv_7_conv = TxOut_clone((LDKTxOut*)(((uintptr_t)outputs_conv_7) & ~1));
+               outputs_conv_7_conv = TxOut_clone((LDKTxOut*)untag_ptr(outputs_conv_7));
                outputs_constr.data[h] = outputs_conv_7_conv;
        }
        (*env)->ReleaseLongArrayElements(env, outputs, outputs_vals, 0);
@@ -29301,89 +31251,84 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1spend_1
        (*env)->GetByteArrayRegion(env, change_destination_script, 0, change_destination_script_ref.datalen, change_destination_script_ref.data);
        LDKCResult_TransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TransactionNoneZ), "LDKCResult_TransactionNoneZ");
        *ret_conv = PhantomKeysManager_spend_spendable_outputs(&this_arg_conv, descriptors_constr, outputs_constr, change_destination_script_ref, feerate_sat_per_1000_weight);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomKeysManager_1derive_1channel_1keys(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_value_satoshis, int8_tArray params) {
        LDKPhantomKeysManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char params_arr[32];
        CHECK((*env)->GetArrayLength(env, params) == 32);
        (*env)->GetByteArrayRegion(env, params, 0, 32, params_arr);
        unsigned char (*params_ref)[32] = &params_arr;
        LDKInMemorySigner ret_var = PhantomKeysManager_derive_channel_keys(&this_arg_conv, channel_value_satoshis, params_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelManager this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelManager_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainParameters_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChainParameters this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChainParameters_free(this_obj_conv);
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChainParameters_1get_1network(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChainParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jclass ret_conv = LDKNetwork_to_java(env, ChainParameters_get_network(&this_ptr_conv));
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainParameters_1set_1network(JNIEnv *env, jclass clz, int64_t this_ptr, jclass val) {
        LDKChainParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNetwork val_conv = LDKNetwork_from_java(env, val);
        ChainParameters_set_network(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainParameters_1get_1best_1block(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChainParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKBestBlock ret_var = ChainParameters_get_best_block(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainParameters_1set_1best_1block(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChainParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKBestBlock val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = BestBlock_clone(&val_conv);
        ChainParameters_set_best_block(&this_ptr_conv, val_conv);
@@ -29392,183 +31337,164 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainParameters_1set_1best_1bl
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainParameters_1new(JNIEnv *env, jclass clz, jclass network_arg, int64_t best_block_arg) {
        LDKNetwork network_arg_conv = LDKNetwork_from_java(env, network_arg);
        LDKBestBlock best_block_arg_conv;
-       best_block_arg_conv.inner = (void*)(best_block_arg & (~1));
-       best_block_arg_conv.is_owned = (best_block_arg & 1) || (best_block_arg == 0);
+       best_block_arg_conv.inner = untag_ptr(best_block_arg);
+       best_block_arg_conv.is_owned = ptr_is_owned(best_block_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(best_block_arg_conv);
        best_block_arg_conv = BestBlock_clone(&best_block_arg_conv);
        LDKChainParameters ret_var = ChainParameters_new(network_arg_conv, best_block_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChainParameters_clone_ptr(LDKChainParameters *NONNULL_PTR arg) {
+static inline uint64_t ChainParameters_clone_ptr(LDKChainParameters *NONNULL_PTR arg) {
        LDKChainParameters ret_var = ChainParameters_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainParameters_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChainParameters arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChainParameters_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChainParameters_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChainParameters orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChainParameters ret_var = ChainParameters_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKCounterpartyForwardingInfo this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        CounterpartyForwardingInfo_free(this_obj_conv);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1get_1fee_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = CounterpartyForwardingInfo_get_fee_base_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1set_1fee_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        CounterpartyForwardingInfo_set_fee_base_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1get_1fee_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = CounterpartyForwardingInfo_get_fee_proportional_millionths(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1set_1fee_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        CounterpartyForwardingInfo_set_fee_proportional_millionths(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1get_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = CounterpartyForwardingInfo_get_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1set_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKCounterpartyForwardingInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        CounterpartyForwardingInfo_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1new(JNIEnv *env, jclass clz, int32_t fee_base_msat_arg, int32_t fee_proportional_millionths_arg, int16_t cltv_expiry_delta_arg) {
        LDKCounterpartyForwardingInfo ret_var = CounterpartyForwardingInfo_new(fee_base_msat_arg, fee_proportional_millionths_arg, cltv_expiry_delta_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t CounterpartyForwardingInfo_clone_ptr(LDKCounterpartyForwardingInfo *NONNULL_PTR arg) {
+static inline uint64_t CounterpartyForwardingInfo_clone_ptr(LDKCounterpartyForwardingInfo *NONNULL_PTR arg) {
        LDKCounterpartyForwardingInfo ret_var = CounterpartyForwardingInfo_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKCounterpartyForwardingInfo arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = CounterpartyForwardingInfo_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKCounterpartyForwardingInfo orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKCounterpartyForwardingInfo ret_var = CounterpartyForwardingInfo_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelCounterparty this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelCounterparty_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1get_1node_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelCounterparty_get_node_id(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -29576,9 +31502,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1ge
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1node_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -29587,29 +31514,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1node
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1get_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKInitFeatures ret_var = ChannelCounterparty_get_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKInitFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = InitFeatures_clone(&val_conv);
        ChannelCounterparty_set_features(&this_ptr_conv, val_conv);
@@ -29617,48 +31541,45 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1feat
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1get_1unspendable_1punishment_1reserve(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelCounterparty_get_unspendable_punishment_reserve(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1unspendable_1punishment_1reserve(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelCounterparty_set_unspendable_punishment_reserve(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1get_1forwarding_1info(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCounterpartyForwardingInfo ret_var = ChannelCounterparty_get_forwarding_info(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1forwarding_1info(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCounterpartyForwardingInfo val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = CounterpartyForwardingInfo_clone(&val_conv);
        ChannelCounterparty_set_forwarding_info(&this_ptr_conv, val_conv);
@@ -29666,47 +31587,51 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1forw
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1get_1outbound_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelCounterparty_get_outbound_htlc_minimum_msat(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1outbound_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelCounterparty_set_outbound_htlc_minimum_msat(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1get_1outbound_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelCounterparty_get_outbound_htlc_maximum_msat(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1set_1outbound_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelCounterparty this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelCounterparty_set_outbound_htlc_maximum_msat(&this_ptr_conv, val_conv);
 }
 
@@ -29715,86 +31640,74 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1new(JN
        CHECK((*env)->GetArrayLength(env, node_id_arg) == 33);
        (*env)->GetByteArrayRegion(env, node_id_arg, 0, 33, node_id_arg_ref.compressed_form);
        LDKInitFeatures features_arg_conv;
-       features_arg_conv.inner = (void*)(features_arg & (~1));
-       features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
+       features_arg_conv.inner = untag_ptr(features_arg);
+       features_arg_conv.is_owned = ptr_is_owned(features_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_arg_conv);
        features_arg_conv = InitFeatures_clone(&features_arg_conv);
        LDKCounterpartyForwardingInfo forwarding_info_arg_conv;
-       forwarding_info_arg_conv.inner = (void*)(forwarding_info_arg & (~1));
-       forwarding_info_arg_conv.is_owned = (forwarding_info_arg & 1) || (forwarding_info_arg == 0);
+       forwarding_info_arg_conv.inner = untag_ptr(forwarding_info_arg);
+       forwarding_info_arg_conv.is_owned = ptr_is_owned(forwarding_info_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(forwarding_info_arg_conv);
        forwarding_info_arg_conv = CounterpartyForwardingInfo_clone(&forwarding_info_arg_conv);
-       void* outbound_htlc_minimum_msat_arg_ptr = (void*)(((uintptr_t)outbound_htlc_minimum_msat_arg) & ~1);
+       void* outbound_htlc_minimum_msat_arg_ptr = untag_ptr(outbound_htlc_minimum_msat_arg);
        CHECK_ACCESS(outbound_htlc_minimum_msat_arg_ptr);
        LDKCOption_u64Z outbound_htlc_minimum_msat_arg_conv = *(LDKCOption_u64Z*)(outbound_htlc_minimum_msat_arg_ptr);
-       outbound_htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)outbound_htlc_minimum_msat_arg) & ~1));
-       void* outbound_htlc_maximum_msat_arg_ptr = (void*)(((uintptr_t)outbound_htlc_maximum_msat_arg) & ~1);
+       outbound_htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(outbound_htlc_minimum_msat_arg));
+       void* outbound_htlc_maximum_msat_arg_ptr = untag_ptr(outbound_htlc_maximum_msat_arg);
        CHECK_ACCESS(outbound_htlc_maximum_msat_arg_ptr);
        LDKCOption_u64Z outbound_htlc_maximum_msat_arg_conv = *(LDKCOption_u64Z*)(outbound_htlc_maximum_msat_arg_ptr);
-       outbound_htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)outbound_htlc_maximum_msat_arg) & ~1));
+       outbound_htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(outbound_htlc_maximum_msat_arg));
        LDKChannelCounterparty ret_var = ChannelCounterparty_new(node_id_arg_ref, features_arg_conv, unspendable_punishment_reserve_arg, forwarding_info_arg_conv, outbound_htlc_minimum_msat_arg_conv, outbound_htlc_maximum_msat_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelCounterparty_clone_ptr(LDKChannelCounterparty *NONNULL_PTR arg) {
+static inline uint64_t ChannelCounterparty_clone_ptr(LDKChannelCounterparty *NONNULL_PTR arg) {
        LDKChannelCounterparty ret_var = ChannelCounterparty_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelCounterparty arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelCounterparty_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelCounterparty orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelCounterparty ret_var = ChannelCounterparty_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelDetails this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelDetails_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *ChannelDetails_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -29802,9 +31715,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1ch
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -29813,29 +31727,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1channel_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1counterparty(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelCounterparty ret_var = ChannelDetails_get_counterparty(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1counterparty(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelCounterparty val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelCounterparty_clone(&val_conv);
        ChannelDetails_set_counterparty(&this_ptr_conv, val_conv);
@@ -29843,31 +31754,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1counterpa
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1funding_1txo(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint ret_var = ChannelDetails_get_funding_txo(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1funding_1txo(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = OutPoint_clone(&val_conv);
        ChannelDetails_set_funding_txo(&this_ptr_conv, val_conv);
@@ -29875,31 +31781,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1funding_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1channel_1type(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelTypeFeatures ret_var = ChannelDetails_get_channel_type(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1channel_1type(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelTypeFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelTypeFeatures_clone(&val_conv);
        ChannelDetails_set_channel_type(&this_ptr_conv, val_conv);
@@ -29907,554 +31808,610 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1channel_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_short_channel_id(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelDetails_set_short_channel_id(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1outbound_1scid_1alias(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_outbound_scid_alias(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1outbound_1scid_1alias(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelDetails_set_outbound_scid_alias(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1inbound_1scid_1alias(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_inbound_scid_alias(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1inbound_1scid_1alias(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelDetails_set_inbound_scid_alias(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1channel_1value_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelDetails_get_channel_value_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1channel_1value_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_channel_value_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1unspendable_1punishment_1reserve(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_unspendable_punishment_reserve(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1unspendable_1punishment_1reserve(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelDetails_set_unspendable_punishment_reserve(&this_ptr_conv, val_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1user_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1user_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       int64_t ret_conv = ChannelDetails_get_user_channel_id(&this_ptr_conv);
-       return ret_conv;
+       this_ptr_conv.is_owned = false;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 16);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 16, ChannelDetails_get_user_channel_id(&this_ptr_conv).le_bytes);
+       return ret_arr;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1user_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1user_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       ChannelDetails_set_user_channel_id(&this_ptr_conv, val);
+       this_ptr_conv.is_owned = false;
+       LDKU128 val_ref;
+       CHECK((*env)->GetArrayLength(env, val) == 16);
+       (*env)->GetByteArrayRegion(env, val, 0, 16, val_ref.le_bytes);
+       ChannelDetails_set_user_channel_id(&this_ptr_conv, val_ref);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1balance_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelDetails_get_balance_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1balance_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_balance_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1outbound_1capacity_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelDetails_get_outbound_capacity_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1outbound_1capacity_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_outbound_capacity_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1next_1outbound_1htlc_1limit_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelDetails_get_next_outbound_htlc_limit_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1next_1outbound_1htlc_1limit_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_next_outbound_htlc_limit_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1inbound_1capacity_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelDetails_get_inbound_capacity_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1inbound_1capacity_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_inbound_capacity_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1confirmations_1required(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = ChannelDetails_get_confirmations_required(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1confirmations_1required(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u32Z val_conv = *(LDKCOption_u32Z*)(val_ptr);
-       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)untag_ptr(val));
        ChannelDetails_set_confirmations_required(&this_ptr_conv, val_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1force_1close_1spend_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1confirmations(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
+       *ret_copy = ChannelDetails_get_confirmations(&this_ptr_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1confirmations(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+       LDKChannelDetails this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
+       CHECK_ACCESS(val_ptr);
+       LDKCOption_u32Z val_conv = *(LDKCOption_u32Z*)(val_ptr);
+       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)untag_ptr(val));
+       ChannelDetails_set_confirmations(&this_ptr_conv, val_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1force_1close_1spend_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKChannelDetails this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u16Z *ret_copy = MALLOC(sizeof(LDKCOption_u16Z), "LDKCOption_u16Z");
        *ret_copy = ChannelDetails_get_force_close_spend_delay(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1force_1close_1spend_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u16Z val_conv = *(LDKCOption_u16Z*)(val_ptr);
-       val_conv = COption_u16Z_clone((LDKCOption_u16Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u16Z_clone((LDKCOption_u16Z*)untag_ptr(val));
        ChannelDetails_set_force_close_spend_delay(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1is_1outbound(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelDetails_get_is_outbound(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1is_1outbound(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_is_outbound(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1is_1channel_1ready(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelDetails_get_is_channel_ready(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1is_1channel_1ready(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_is_channel_ready(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1is_1usable(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelDetails_get_is_usable(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1is_1usable(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_is_usable(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1is_1public(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelDetails_get_is_public(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1is_1public(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelDetails_set_is_public(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1inbound_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_inbound_htlc_minimum_msat(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1inbound_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelDetails_set_inbound_htlc_minimum_msat(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1inbound_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_inbound_htlc_maximum_msat(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1inbound_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelDetails_set_inbound_htlc_maximum_msat(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1config(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelConfig ret_var = ChannelDetails_get_config(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1config(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelDetails this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelConfig val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelConfig_clone(&val_conv);
        ChannelDetails_set_config(&this_ptr_conv, val_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1new(JNIEnv *env, jclass clz, int8_tArray channel_id_arg, int64_t counterparty_arg, int64_t funding_txo_arg, int64_t channel_type_arg, int64_t short_channel_id_arg, int64_t outbound_scid_alias_arg, int64_t inbound_scid_alias_arg, int64_t channel_value_satoshis_arg, int64_t unspendable_punishment_reserve_arg, int64_t user_channel_id_arg, int64_t balance_msat_arg, int64_t outbound_capacity_msat_arg, int64_t next_outbound_htlc_limit_msat_arg, int64_t inbound_capacity_msat_arg, int64_t confirmations_required_arg, int64_t force_close_spend_delay_arg, jboolean is_outbound_arg, jboolean is_channel_ready_arg, jboolean is_usable_arg, jboolean is_public_arg, int64_t inbound_htlc_minimum_msat_arg, int64_t inbound_htlc_maximum_msat_arg, int64_t config_arg) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1new(JNIEnv *env, jclass clz, int8_tArray channel_id_arg, int64_t counterparty_arg, int64_t funding_txo_arg, int64_t channel_type_arg, int64_t short_channel_id_arg, int64_t outbound_scid_alias_arg, int64_t inbound_scid_alias_arg, int64_t channel_value_satoshis_arg, int64_t unspendable_punishment_reserve_arg, int8_tArray user_channel_id_arg, int64_t balance_msat_arg, int64_t outbound_capacity_msat_arg, int64_t next_outbound_htlc_limit_msat_arg, int64_t inbound_capacity_msat_arg, int64_t confirmations_required_arg, int64_t confirmations_arg, int64_t force_close_spend_delay_arg, jboolean is_outbound_arg, jboolean is_channel_ready_arg, jboolean is_usable_arg, jboolean is_public_arg, int64_t inbound_htlc_minimum_msat_arg, int64_t inbound_htlc_maximum_msat_arg, int64_t config_arg) {
        LDKThirtyTwoBytes channel_id_arg_ref;
        CHECK((*env)->GetArrayLength(env, channel_id_arg) == 32);
        (*env)->GetByteArrayRegion(env, channel_id_arg, 0, 32, channel_id_arg_ref.data);
        LDKChannelCounterparty counterparty_arg_conv;
-       counterparty_arg_conv.inner = (void*)(counterparty_arg & (~1));
-       counterparty_arg_conv.is_owned = (counterparty_arg & 1) || (counterparty_arg == 0);
+       counterparty_arg_conv.inner = untag_ptr(counterparty_arg);
+       counterparty_arg_conv.is_owned = ptr_is_owned(counterparty_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(counterparty_arg_conv);
        counterparty_arg_conv = ChannelCounterparty_clone(&counterparty_arg_conv);
        LDKOutPoint funding_txo_arg_conv;
-       funding_txo_arg_conv.inner = (void*)(funding_txo_arg & (~1));
-       funding_txo_arg_conv.is_owned = (funding_txo_arg & 1) || (funding_txo_arg == 0);
+       funding_txo_arg_conv.inner = untag_ptr(funding_txo_arg);
+       funding_txo_arg_conv.is_owned = ptr_is_owned(funding_txo_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_txo_arg_conv);
        funding_txo_arg_conv = OutPoint_clone(&funding_txo_arg_conv);
        LDKChannelTypeFeatures channel_type_arg_conv;
-       channel_type_arg_conv.inner = (void*)(channel_type_arg & (~1));
-       channel_type_arg_conv.is_owned = (channel_type_arg & 1) || (channel_type_arg == 0);
+       channel_type_arg_conv.inner = untag_ptr(channel_type_arg);
+       channel_type_arg_conv.is_owned = ptr_is_owned(channel_type_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_type_arg_conv);
        channel_type_arg_conv = ChannelTypeFeatures_clone(&channel_type_arg_conv);
-       void* short_channel_id_arg_ptr = (void*)(((uintptr_t)short_channel_id_arg) & ~1);
+       void* short_channel_id_arg_ptr = untag_ptr(short_channel_id_arg);
        CHECK_ACCESS(short_channel_id_arg_ptr);
        LDKCOption_u64Z short_channel_id_arg_conv = *(LDKCOption_u64Z*)(short_channel_id_arg_ptr);
-       short_channel_id_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)short_channel_id_arg) & ~1));
-       void* outbound_scid_alias_arg_ptr = (void*)(((uintptr_t)outbound_scid_alias_arg) & ~1);
+       short_channel_id_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(short_channel_id_arg));
+       void* outbound_scid_alias_arg_ptr = untag_ptr(outbound_scid_alias_arg);
        CHECK_ACCESS(outbound_scid_alias_arg_ptr);
        LDKCOption_u64Z outbound_scid_alias_arg_conv = *(LDKCOption_u64Z*)(outbound_scid_alias_arg_ptr);
-       outbound_scid_alias_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)outbound_scid_alias_arg) & ~1));
-       void* inbound_scid_alias_arg_ptr = (void*)(((uintptr_t)inbound_scid_alias_arg) & ~1);
+       outbound_scid_alias_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(outbound_scid_alias_arg));
+       void* inbound_scid_alias_arg_ptr = untag_ptr(inbound_scid_alias_arg);
        CHECK_ACCESS(inbound_scid_alias_arg_ptr);
        LDKCOption_u64Z inbound_scid_alias_arg_conv = *(LDKCOption_u64Z*)(inbound_scid_alias_arg_ptr);
-       inbound_scid_alias_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)inbound_scid_alias_arg) & ~1));
-       void* unspendable_punishment_reserve_arg_ptr = (void*)(((uintptr_t)unspendable_punishment_reserve_arg) & ~1);
+       inbound_scid_alias_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(inbound_scid_alias_arg));
+       void* unspendable_punishment_reserve_arg_ptr = untag_ptr(unspendable_punishment_reserve_arg);
        CHECK_ACCESS(unspendable_punishment_reserve_arg_ptr);
        LDKCOption_u64Z unspendable_punishment_reserve_arg_conv = *(LDKCOption_u64Z*)(unspendable_punishment_reserve_arg_ptr);
-       void* confirmations_required_arg_ptr = (void*)(((uintptr_t)confirmations_required_arg) & ~1);
+       LDKU128 user_channel_id_arg_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id_arg) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id_arg, 0, 16, user_channel_id_arg_ref.le_bytes);
+       void* confirmations_required_arg_ptr = untag_ptr(confirmations_required_arg);
        CHECK_ACCESS(confirmations_required_arg_ptr);
        LDKCOption_u32Z confirmations_required_arg_conv = *(LDKCOption_u32Z*)(confirmations_required_arg_ptr);
-       confirmations_required_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)confirmations_required_arg) & ~1));
-       void* force_close_spend_delay_arg_ptr = (void*)(((uintptr_t)force_close_spend_delay_arg) & ~1);
+       confirmations_required_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)untag_ptr(confirmations_required_arg));
+       void* confirmations_arg_ptr = untag_ptr(confirmations_arg);
+       CHECK_ACCESS(confirmations_arg_ptr);
+       LDKCOption_u32Z confirmations_arg_conv = *(LDKCOption_u32Z*)(confirmations_arg_ptr);
+       confirmations_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)untag_ptr(confirmations_arg));
+       void* force_close_spend_delay_arg_ptr = untag_ptr(force_close_spend_delay_arg);
        CHECK_ACCESS(force_close_spend_delay_arg_ptr);
        LDKCOption_u16Z force_close_spend_delay_arg_conv = *(LDKCOption_u16Z*)(force_close_spend_delay_arg_ptr);
-       force_close_spend_delay_arg_conv = COption_u16Z_clone((LDKCOption_u16Z*)(((uintptr_t)force_close_spend_delay_arg) & ~1));
-       void* inbound_htlc_minimum_msat_arg_ptr = (void*)(((uintptr_t)inbound_htlc_minimum_msat_arg) & ~1);
+       force_close_spend_delay_arg_conv = COption_u16Z_clone((LDKCOption_u16Z*)untag_ptr(force_close_spend_delay_arg));
+       void* inbound_htlc_minimum_msat_arg_ptr = untag_ptr(inbound_htlc_minimum_msat_arg);
        CHECK_ACCESS(inbound_htlc_minimum_msat_arg_ptr);
        LDKCOption_u64Z inbound_htlc_minimum_msat_arg_conv = *(LDKCOption_u64Z*)(inbound_htlc_minimum_msat_arg_ptr);
-       inbound_htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)inbound_htlc_minimum_msat_arg) & ~1));
-       void* inbound_htlc_maximum_msat_arg_ptr = (void*)(((uintptr_t)inbound_htlc_maximum_msat_arg) & ~1);
+       inbound_htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(inbound_htlc_minimum_msat_arg));
+       void* inbound_htlc_maximum_msat_arg_ptr = untag_ptr(inbound_htlc_maximum_msat_arg);
        CHECK_ACCESS(inbound_htlc_maximum_msat_arg_ptr);
        LDKCOption_u64Z inbound_htlc_maximum_msat_arg_conv = *(LDKCOption_u64Z*)(inbound_htlc_maximum_msat_arg_ptr);
-       inbound_htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)inbound_htlc_maximum_msat_arg) & ~1));
+       inbound_htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(inbound_htlc_maximum_msat_arg));
        LDKChannelConfig config_arg_conv;
-       config_arg_conv.inner = (void*)(config_arg & (~1));
-       config_arg_conv.is_owned = (config_arg & 1) || (config_arg == 0);
+       config_arg_conv.inner = untag_ptr(config_arg);
+       config_arg_conv.is_owned = ptr_is_owned(config_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(config_arg_conv);
        config_arg_conv = ChannelConfig_clone(&config_arg_conv);
-       LDKChannelDetails ret_var = ChannelDetails_new(channel_id_arg_ref, counterparty_arg_conv, funding_txo_arg_conv, channel_type_arg_conv, short_channel_id_arg_conv, outbound_scid_alias_arg_conv, inbound_scid_alias_arg_conv, channel_value_satoshis_arg, unspendable_punishment_reserve_arg_conv, user_channel_id_arg, balance_msat_arg, outbound_capacity_msat_arg, next_outbound_htlc_limit_msat_arg, inbound_capacity_msat_arg, confirmations_required_arg_conv, force_close_spend_delay_arg_conv, is_outbound_arg, is_channel_ready_arg, is_usable_arg, is_public_arg, inbound_htlc_minimum_msat_arg_conv, inbound_htlc_maximum_msat_arg_conv, config_arg_conv);
+       LDKChannelDetails ret_var = ChannelDetails_new(channel_id_arg_ref, counterparty_arg_conv, funding_txo_arg_conv, channel_type_arg_conv, short_channel_id_arg_conv, outbound_scid_alias_arg_conv, inbound_scid_alias_arg_conv, channel_value_satoshis_arg, unspendable_punishment_reserve_arg_conv, user_channel_id_arg_ref, balance_msat_arg, outbound_capacity_msat_arg, next_outbound_htlc_limit_msat_arg, inbound_capacity_msat_arg, confirmations_required_arg_conv, confirmations_arg_conv, force_close_spend_delay_arg_conv, is_outbound_arg, is_channel_ready_arg, is_usable_arg, is_public_arg, inbound_htlc_minimum_msat_arg_conv, inbound_htlc_maximum_msat_arg_conv, config_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelDetails_clone_ptr(LDKChannelDetails *NONNULL_PTR arg) {
+static inline uint64_t ChannelDetails_clone_ptr(LDKChannelDetails *NONNULL_PTR arg) {
        LDKChannelDetails ret_var = ChannelDetails_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelDetails arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelDetails_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelDetails orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelDetails ret_var = ChannelDetails_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1inbound_1payment_1scid(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelDetails this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_inbound_payment_scid(&this_arg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1outbound_1payment_1scid(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelDetails this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelDetails_get_outbound_payment_scid(&this_arg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPaymentSendFailure this_ptr_conv = *(LDKPaymentSendFailure*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        PaymentSendFailure_free(this_ptr_conv);
 }
 
-static inline uintptr_t PaymentSendFailure_clone_ptr(LDKPaymentSendFailure *NONNULL_PTR arg) {
+static inline uint64_t PaymentSendFailure_clone_ptr(LDKPaymentSendFailure *NONNULL_PTR arg) {
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKPaymentSendFailure* arg_conv = (LDKPaymentSendFailure*)arg;
+       LDKPaymentSendFailure* arg_conv = (LDKPaymentSendFailure*)untag_ptr(arg);
        int64_t ret_conv = PaymentSendFailure_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKPaymentSendFailure* orig_conv = (LDKPaymentSendFailure*)orig;
+       LDKPaymentSendFailure* orig_conv = (LDKPaymentSendFailure*)untag_ptr(orig);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1parameter_1error(JNIEnv *env, jclass clz, int64_t a) {
-       void* a_ptr = (void*)(((uintptr_t)a) & ~1);
+       void* a_ptr = untag_ptr(a);
        CHECK_ACCESS(a_ptr);
        LDKAPIError a_conv = *(LDKAPIError*)(a_ptr);
-       a_conv = APIError_clone((LDKAPIError*)(((uintptr_t)a) & ~1));
+       a_conv = APIError_clone((LDKAPIError*)untag_ptr(a));
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_parameter_error(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -30468,20 +32425,20 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1path_1p
        int64_t* a_vals = (*env)->GetLongArrayElements (env, a, NULL);
        for (size_t w = 0; w < a_constr.datalen; w++) {
                int64_t a_conv_22 = a_vals[w];
-               void* a_conv_22_ptr = (void*)(((uintptr_t)a_conv_22) & ~1);
+               void* a_conv_22_ptr = untag_ptr(a_conv_22);
                CHECK_ACCESS(a_conv_22_ptr);
                LDKCResult_NoneAPIErrorZ a_conv_22_conv = *(LDKCResult_NoneAPIErrorZ*)(a_conv_22_ptr);
-               a_conv_22_conv = CResult_NoneAPIErrorZ_clone((LDKCResult_NoneAPIErrorZ*)(((uintptr_t)a_conv_22) & ~1));
+               a_conv_22_conv = CResult_NoneAPIErrorZ_clone((LDKCResult_NoneAPIErrorZ*)untag_ptr(a_conv_22));
                a_constr.data[w] = a_conv_22_conv;
        }
        (*env)->ReleaseLongArrayElements(env, a, a_vals, 0);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_path_parameter_error(a_constr);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1all_1failed_1retry_1safe(JNIEnv *env, jclass clz, int64_tArray a) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1all_1failed_1resend_1safe(JNIEnv *env, jclass clz, int64_tArray a) {
        LDKCVec_APIErrorZ a_constr;
        a_constr.datalen = (*env)->GetArrayLength(env, a);
        if (a_constr.datalen > 0)
@@ -30491,16 +32448,23 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1all_1fa
        int64_t* a_vals = (*env)->GetLongArrayElements (env, a, NULL);
        for (size_t k = 0; k < a_constr.datalen; k++) {
                int64_t a_conv_10 = a_vals[k];
-               void* a_conv_10_ptr = (void*)(((uintptr_t)a_conv_10) & ~1);
+               void* a_conv_10_ptr = untag_ptr(a_conv_10);
                CHECK_ACCESS(a_conv_10_ptr);
                LDKAPIError a_conv_10_conv = *(LDKAPIError*)(a_conv_10_ptr);
-               a_conv_10_conv = APIError_clone((LDKAPIError*)(((uintptr_t)a_conv_10) & ~1));
+               a_conv_10_conv = APIError_clone((LDKAPIError*)untag_ptr(a_conv_10));
                a_constr.data[k] = a_conv_10_conv;
        }
        (*env)->ReleaseLongArrayElements(env, a, a_vals, 0);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
-       *ret_copy = PaymentSendFailure_all_failed_retry_safe(a_constr);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = PaymentSendFailure_all_failed_resend_safe(a_constr);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1duplicate_1payment(JNIEnv *env, jclass clz) {
+       LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
+       *ret_copy = PaymentSendFailure_duplicate_payment();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -30514,15 +32478,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1partial
        int64_t* results_vals = (*env)->GetLongArrayElements (env, results, NULL);
        for (size_t w = 0; w < results_constr.datalen; w++) {
                int64_t results_conv_22 = results_vals[w];
-               void* results_conv_22_ptr = (void*)(((uintptr_t)results_conv_22) & ~1);
+               void* results_conv_22_ptr = untag_ptr(results_conv_22);
                CHECK_ACCESS(results_conv_22_ptr);
                LDKCResult_NoneAPIErrorZ results_conv_22_conv = *(LDKCResult_NoneAPIErrorZ*)(results_conv_22_ptr);
                results_constr.data[w] = results_conv_22_conv;
        }
        (*env)->ReleaseLongArrayElements(env, results, results_vals, 0);
        LDKRouteParameters failed_paths_retry_conv;
-       failed_paths_retry_conv.inner = (void*)(failed_paths_retry & (~1));
-       failed_paths_retry_conv.is_owned = (failed_paths_retry & 1) || (failed_paths_retry == 0);
+       failed_paths_retry_conv.inner = untag_ptr(failed_paths_retry);
+       failed_paths_retry_conv.is_owned = ptr_is_owned(failed_paths_retry);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(failed_paths_retry_conv);
        failed_paths_retry_conv = RouteParameters_clone(&failed_paths_retry_conv);
        LDKThirtyTwoBytes payment_id_ref;
@@ -30530,23 +32494,24 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1partial
        (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
        LDKPaymentSendFailure *ret_copy = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
        *ret_copy = PaymentSendFailure_partial_failure(results_constr, failed_paths_retry_conv, payment_id_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPhantomRouteHints this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PhantomRouteHints_free(this_obj_conv);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1get_1channels(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPhantomRouteHints this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_ChannelDetailsZ ret_var = PhantomRouteHints_get_channels(&this_ptr_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -30554,13 +32519,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1get
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKChannelDetails ret_conv_16_var = ret_var.data[q];
                int64_t ret_conv_16_ref = 0;
-               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
-               if (ret_conv_16_var.is_owned) {
-                       ret_conv_16_ref |= 1;
-               }
+               ret_conv_16_ref = tag_ptr(ret_conv_16_var.inner, ret_conv_16_var.is_owned);
                ret_arr_ptr[q] = ret_conv_16_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -30570,9 +32530,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1get
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1set_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
        LDKPhantomRouteHints this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_ChannelDetailsZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -30583,8 +32544,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1set_1channe
        for (size_t q = 0; q < val_constr.datalen; q++) {
                int64_t val_conv_16 = val_vals[q];
                LDKChannelDetails val_conv_16_conv;
-               val_conv_16_conv.inner = (void*)(val_conv_16 & (~1));
-               val_conv_16_conv.is_owned = (val_conv_16 & 1) || (val_conv_16 == 0);
+               val_conv_16_conv.inner = untag_ptr(val_conv_16);
+               val_conv_16_conv.is_owned = ptr_is_owned(val_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_16_conv);
                val_conv_16_conv = ChannelDetails_clone(&val_conv_16_conv);
                val_constr.data[q] = val_conv_16_conv;
@@ -30595,26 +32556,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1set_1channe
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1get_1phantom_1scid(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPhantomRouteHints this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = PhantomRouteHints_get_phantom_scid(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1set_1phantom_1scid(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKPhantomRouteHints this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        PhantomRouteHints_set_phantom_scid(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1get_1real_1node_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPhantomRouteHints this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, PhantomRouteHints_get_real_node_pubkey(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -30622,9 +32586,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1set_1real_1node_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKPhantomRouteHints this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -30642,8 +32607,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1new(JNIE
        for (size_t q = 0; q < channels_arg_constr.datalen; q++) {
                int64_t channels_arg_conv_16 = channels_arg_vals[q];
                LDKChannelDetails channels_arg_conv_16_conv;
-               channels_arg_conv_16_conv.inner = (void*)(channels_arg_conv_16 & (~1));
-               channels_arg_conv_16_conv.is_owned = (channels_arg_conv_16 & 1) || (channels_arg_conv_16 == 0);
+               channels_arg_conv_16_conv.inner = untag_ptr(channels_arg_conv_16);
+               channels_arg_conv_16_conv.is_owned = ptr_is_owned(channels_arg_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(channels_arg_conv_16_conv);
                channels_arg_conv_16_conv = ChannelDetails_clone(&channels_arg_conv_16_conv);
                channels_arg_constr.data[q] = channels_arg_conv_16_conv;
@@ -30654,84 +32619,71 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1new(JNIE
        (*env)->GetByteArrayRegion(env, real_node_pubkey_arg, 0, 33, real_node_pubkey_arg_ref.compressed_form);
        LDKPhantomRouteHints ret_var = PhantomRouteHints_new(channels_arg_constr, phantom_scid_arg, real_node_pubkey_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t PhantomRouteHints_clone_ptr(LDKPhantomRouteHints *NONNULL_PTR arg) {
+static inline uint64_t PhantomRouteHints_clone_ptr(LDKPhantomRouteHints *NONNULL_PTR arg) {
        LDKPhantomRouteHints ret_var = PhantomRouteHints_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPhantomRouteHints arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = PhantomRouteHints_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPhantomRouteHints orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPhantomRouteHints ret_var = PhantomRouteHints_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1new(JNIEnv *env, jclass clz, int64_t fee_est, int64_t chain_monitor, int64_t tx_broadcaster, int64_t logger, int64_t keys_manager, int64_t config, int64_t params) {
-       void* fee_est_ptr = (void*)(((uintptr_t)fee_est) & ~1);
+       void* fee_est_ptr = untag_ptr(fee_est);
        CHECK_ACCESS(fee_est_ptr);
        LDKFeeEstimator fee_est_conv = *(LDKFeeEstimator*)(fee_est_ptr);
        if (fee_est_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_est_conv);
        }
-       void* chain_monitor_ptr = (void*)(((uintptr_t)chain_monitor) & ~1);
+       void* chain_monitor_ptr = untag_ptr(chain_monitor);
        CHECK_ACCESS(chain_monitor_ptr);
        LDKWatch chain_monitor_conv = *(LDKWatch*)(chain_monitor_ptr);
        if (chain_monitor_conv.free == LDKWatch_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKWatch_JCalls_cloned(&chain_monitor_conv);
        }
-       void* tx_broadcaster_ptr = (void*)(((uintptr_t)tx_broadcaster) & ~1);
+       void* tx_broadcaster_ptr = untag_ptr(tx_broadcaster);
        CHECK_ACCESS(tx_broadcaster_ptr);
        LDKBroadcasterInterface tx_broadcaster_conv = *(LDKBroadcasterInterface*)(tx_broadcaster_ptr);
        if (tx_broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&tx_broadcaster_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKLogger_JCalls_cloned(&logger_conv);
        }
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
@@ -30739,67 +32691,63 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1new(JNIEnv
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
        LDKUserConfig config_conv;
-       config_conv.inner = (void*)(config & (~1));
-       config_conv.is_owned = (config & 1) || (config == 0);
+       config_conv.inner = untag_ptr(config);
+       config_conv.is_owned = ptr_is_owned(config);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(config_conv);
        config_conv = UserConfig_clone(&config_conv);
        LDKChainParameters params_conv;
-       params_conv.inner = (void*)(params & (~1));
-       params_conv.is_owned = (params & 1) || (params == 0);
+       params_conv.inner = untag_ptr(params);
+       params_conv.is_owned = ptr_is_owned(params);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(params_conv);
        params_conv = ChainParameters_clone(&params_conv);
        LDKChannelManager ret_var = ChannelManager_new(fee_est_conv, chain_monitor_conv, tx_broadcaster_conv, logger_conv, keys_manager_conv, config_conv, params_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1current_1default_1configuration(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKUserConfig ret_var = ChannelManager_get_current_default_configuration(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1create_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_network_key, int64_t channel_value_satoshis, int64_t push_msat, int64_t user_channel_id, int64_t override_config) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1create_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_network_key, int64_t channel_value_satoshis, int64_t push_msat, int8_tArray user_channel_id, int64_t override_config) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPublicKey their_network_key_ref;
        CHECK((*env)->GetArrayLength(env, their_network_key) == 33);
        (*env)->GetByteArrayRegion(env, their_network_key, 0, 33, their_network_key_ref.compressed_form);
+       LDKU128 user_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id, 0, 16, user_channel_id_ref.le_bytes);
        LDKUserConfig override_config_conv;
-       override_config_conv.inner = (void*)(override_config & (~1));
-       override_config_conv.is_owned = (override_config & 1) || (override_config == 0);
+       override_config_conv.inner = untag_ptr(override_config);
+       override_config_conv.is_owned = ptr_is_owned(override_config);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(override_config_conv);
        override_config_conv = UserConfig_clone(&override_config_conv);
        LDKCResult__u832APIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult__u832APIErrorZ), "LDKCResult__u832APIErrorZ");
-       *ret_conv = ChannelManager_create_channel(&this_arg_conv, their_network_key_ref, channel_value_satoshis, push_msat, user_channel_id, override_config_conv);
-       return (int64_t)ret_conv;
+       *ret_conv = ChannelManager_create_channel(&this_arg_conv, their_network_key_ref, channel_value_satoshis, push_msat, user_channel_id_ref, override_config_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1channels(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_ChannelDetailsZ ret_var = ChannelManager_list_channels(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -30807,13 +32755,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKChannelDetails ret_conv_16_var = ret_var.data[q];
                int64_t ret_conv_16_ref = 0;
-               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
-               if (ret_conv_16_var.is_owned) {
-                       ret_conv_16_ref |= 1;
-               }
+               ret_conv_16_ref = tag_ptr(ret_conv_16_var.inner, ret_conv_16_var.is_owned);
                ret_arr_ptr[q] = ret_conv_16_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -30823,9 +32766,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1usable_1channels(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_ChannelDetailsZ ret_var = ChannelManager_list_usable_channels(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -30833,13 +32777,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKChannelDetails ret_conv_16_var = ret_var.data[q];
                int64_t ret_conv_16_ref = 0;
-               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
-               if (ret_conv_16_var.is_owned) {
-                       ret_conv_16_ref |= 1;
-               }
+               ret_conv_16_ref = tag_ptr(ret_conv_16_var.inner, ret_conv_16_var.is_owned);
                ret_arr_ptr[q] = ret_conv_16_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -30849,9 +32788,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1close_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray channel_id, int8_tArray counterparty_node_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char channel_id_arr[32];
        CHECK((*env)->GetArrayLength(env, channel_id) == 32);
        (*env)->GetByteArrayRegion(env, channel_id, 0, 32, channel_id_arr);
@@ -30861,14 +32801,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1close_1chan
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_close_channel(&this_arg_conv, channel_id_ref, counterparty_node_id_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1close_1channel_1with_1target_1feerate(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray channel_id, int8_tArray counterparty_node_id, int32_t target_feerate_sats_per_1000_weight) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char channel_id_arr[32];
        CHECK((*env)->GetArrayLength(env, channel_id) == 32);
        (*env)->GetByteArrayRegion(env, channel_id, 0, 32, channel_id_arr);
@@ -30878,14 +32819,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1close_1chan
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_close_channel_with_target_feerate(&this_arg_conv, channel_id_ref, counterparty_node_id_ref, target_feerate_sats_per_1000_weight);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1force_1close_1broadcasting_1latest_1txn(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray channel_id, int8_tArray counterparty_node_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char channel_id_arr[32];
        CHECK((*env)->GetArrayLength(env, channel_id) == 32);
        (*env)->GetByteArrayRegion(env, channel_id, 0, 32, channel_id_arr);
@@ -30895,14 +32837,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1force_1clos
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_force_close_broadcasting_latest_txn(&this_arg_conv, channel_id_ref, counterparty_node_id_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1force_1close_1without_1broadcasting_1txn(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray channel_id, int8_tArray counterparty_node_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char channel_id_arr[32];
        CHECK((*env)->GetArrayLength(env, channel_id) == 32);
        (*env)->GetByteArrayRegion(env, channel_id, 0, 32, channel_id_arr);
@@ -30912,95 +32855,111 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1force_1clos
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_force_close_without_broadcasting_txn(&this_arg_conv, channel_id_ref, counterparty_node_id_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1force_1close_1all_1channels_1broadcasting_1latest_1txn(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelManager_force_close_all_channels_broadcasting_latest_txn(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1force_1close_1all_1channels_1without_1broadcasting_1txn(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelManager_force_close_all_channels_without_broadcasting_txn(&this_arg_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_hash, int8_tArray payment_secret) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_hash, int8_tArray payment_secret, int8_tArray payment_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKRoute route_conv;
-       route_conv.inner = (void*)(route & (~1));
-       route_conv.is_owned = false;
+       route_conv.inner = untag_ptr(route);
+       route_conv.is_owned = ptr_is_owned(route);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
+       route_conv.is_owned = false;
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
        LDKThirtyTwoBytes payment_secret_ref;
        CHECK((*env)->GetArrayLength(env, payment_secret) == 32);
        (*env)->GetByteArrayRegion(env, payment_secret, 0, 32, payment_secret_ref.data);
-       LDKCResult_PaymentIdPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentSendFailureZ), "LDKCResult_PaymentIdPaymentSendFailureZ");
-       *ret_conv = ChannelManager_send_payment(&this_arg_conv, &route_conv, payment_hash_ref, payment_secret_ref);
-       return (int64_t)ret_conv;
+       LDKThirtyTwoBytes payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
+       LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
+       *ret_conv = ChannelManager_send_payment(&this_arg_conv, &route_conv, payment_hash_ref, payment_secret_ref, payment_id_ref);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1retry_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKRoute route_conv;
-       route_conv.inner = (void*)(route & (~1));
-       route_conv.is_owned = false;
+       route_conv.inner = untag_ptr(route);
+       route_conv.is_owned = ptr_is_owned(route);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
+       route_conv.is_owned = false;
        LDKThirtyTwoBytes payment_id_ref;
        CHECK((*env)->GetArrayLength(env, payment_id) == 32);
        (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
        LDKCResult_NonePaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret_conv = ChannelManager_retry_payment(&this_arg_conv, &route_conv, payment_id_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1abandon_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKThirtyTwoBytes payment_id_ref;
        CHECK((*env)->GetArrayLength(env, payment_id) == 32);
        (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
        ChannelManager_abandon_payment(&this_arg_conv, payment_id_ref);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1spontaneous_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_preimage) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1spontaneous_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t route, int8_tArray payment_preimage, int8_tArray payment_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKRoute route_conv;
-       route_conv.inner = (void*)(route & (~1));
-       route_conv.is_owned = false;
+       route_conv.inner = untag_ptr(route);
+       route_conv.is_owned = ptr_is_owned(route);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_conv);
+       route_conv.is_owned = false;
        LDKThirtyTwoBytes payment_preimage_ref;
        CHECK((*env)->GetArrayLength(env, payment_preimage) == 32);
        (*env)->GetByteArrayRegion(env, payment_preimage, 0, 32, payment_preimage_ref.data);
-       LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
-       *ret_conv = ChannelManager_send_spontaneous_payment(&this_arg_conv, &route_conv, payment_preimage_ref);
-       return (int64_t)ret_conv;
+       LDKThirtyTwoBytes payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
+       LDKCResult_PaymentHashPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentHashPaymentSendFailureZ), "LDKCResult_PaymentHashPaymentSendFailureZ");
+       *ret_conv = ChannelManager_send_spontaneous_payment(&this_arg_conv, &route_conv, payment_preimage_ref, payment_id_ref);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1probe(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray hops) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_RouteHopZ hops_constr;
        hops_constr.datalen = (*env)->GetArrayLength(env, hops);
        if (hops_constr.datalen > 0)
@@ -31011,8 +32970,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1probe
        for (size_t k = 0; k < hops_constr.datalen; k++) {
                int64_t hops_conv_10 = hops_vals[k];
                LDKRouteHop hops_conv_10_conv;
-               hops_conv_10_conv.inner = (void*)(hops_conv_10 & (~1));
-               hops_conv_10_conv.is_owned = (hops_conv_10 & 1) || (hops_conv_10 == 0);
+               hops_conv_10_conv.inner = untag_ptr(hops_conv_10);
+               hops_conv_10_conv.is_owned = ptr_is_owned(hops_conv_10);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(hops_conv_10_conv);
                hops_conv_10_conv = RouteHop_clone(&hops_conv_10_conv);
                hops_constr.data[k] = hops_conv_10_conv;
@@ -31020,14 +32979,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1probe
        (*env)->ReleaseLongArrayElements(env, hops, hops_vals, 0);
        LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ), "LDKCResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ");
        *ret_conv = ChannelManager_send_probe(&this_arg_conv, hops_constr);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1funding_1transaction_1generated(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int8_tArray funding_transaction) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char temporary_channel_id_arr[32];
        CHECK((*env)->GetArrayLength(env, temporary_channel_id) == 32);
        (*env)->GetByteArrayRegion(env, temporary_channel_id, 0, 32, temporary_channel_id_arr);
@@ -31042,43 +33002,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1funding_1tr
        funding_transaction_ref.data_is_owned = true;
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_funding_transaction_generated(&this_arg_conv, temporary_channel_id_ref, counterparty_node_id_ref, funding_transaction_ref);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1broadcast_1node_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray rgb, int8_tArray alias, int64_tArray addresses) {
-       LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKThreeBytes rgb_ref;
-       CHECK((*env)->GetArrayLength(env, rgb) == 3);
-       (*env)->GetByteArrayRegion(env, rgb, 0, 3, rgb_ref.data);
-       LDKThirtyTwoBytes alias_ref;
-       CHECK((*env)->GetArrayLength(env, alias) == 32);
-       (*env)->GetByteArrayRegion(env, alias, 0, 32, alias_ref.data);
-       LDKCVec_NetAddressZ addresses_constr;
-       addresses_constr.datalen = (*env)->GetArrayLength(env, addresses);
-       if (addresses_constr.datalen > 0)
-               addresses_constr.data = MALLOC(addresses_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
-       else
-               addresses_constr.data = NULL;
-       int64_t* addresses_vals = (*env)->GetLongArrayElements (env, addresses, NULL);
-       for (size_t m = 0; m < addresses_constr.datalen; m++) {
-               int64_t addresses_conv_12 = addresses_vals[m];
-               void* addresses_conv_12_ptr = (void*)(((uintptr_t)addresses_conv_12) & ~1);
-               CHECK_ACCESS(addresses_conv_12_ptr);
-               LDKNetAddress addresses_conv_12_conv = *(LDKNetAddress*)(addresses_conv_12_ptr);
-               addresses_constr.data[m] = addresses_conv_12_conv;
-       }
-       (*env)->ReleaseLongArrayElements(env, addresses, addresses_vals, 0);
-       ChannelManager_broadcast_node_announcement(&this_arg_conv, rgb_ref, alias_ref, addresses_constr);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1update_1channel_1config(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray counterparty_node_id, jobjectArray channel_ids, int64_t config) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPublicKey counterparty_node_id_ref;
        CHECK((*env)->GetArrayLength(env, counterparty_node_id) == 33);
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
@@ -31096,35 +33028,74 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1update_1cha
                channel_ids_constr.data[i] = channel_ids_conv_8_ref;
        }
        LDKChannelConfig config_conv;
-       config_conv.inner = (void*)(config & (~1));
-       config_conv.is_owned = false;
+       config_conv.inner = untag_ptr(config);
+       config_conv.is_owned = ptr_is_owned(config);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(config_conv);
+       config_conv.is_owned = false;
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret_conv = ChannelManager_update_channel_config(&this_arg_conv, counterparty_node_id_ref, channel_ids_constr, &config_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1process_1pending_1htlc_1forwards(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1forward_1intercepted_1htlc(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray intercept_id, int8_tArray next_hop_channel_id, int8_tArray _next_node_id, int64_t amt_to_forward_msat) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKThirtyTwoBytes intercept_id_ref;
+       CHECK((*env)->GetArrayLength(env, intercept_id) == 32);
+       (*env)->GetByteArrayRegion(env, intercept_id, 0, 32, intercept_id_ref.data);
+       unsigned char next_hop_channel_id_arr[32];
+       CHECK((*env)->GetArrayLength(env, next_hop_channel_id) == 32);
+       (*env)->GetByteArrayRegion(env, next_hop_channel_id, 0, 32, next_hop_channel_id_arr);
+       unsigned char (*next_hop_channel_id_ref)[32] = &next_hop_channel_id_arr;
+       LDKPublicKey _next_node_id_ref;
+       CHECK((*env)->GetArrayLength(env, _next_node_id) == 33);
+       (*env)->GetByteArrayRegion(env, _next_node_id, 0, 33, _next_node_id_ref.compressed_form);
+       LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
+       *ret_conv = ChannelManager_forward_intercepted_htlc(&this_arg_conv, intercept_id_ref, next_hop_channel_id_ref, _next_node_id_ref, amt_to_forward_msat);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1fail_1intercepted_1htlc(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray intercept_id) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKThirtyTwoBytes intercept_id_ref;
+       CHECK((*env)->GetArrayLength(env, intercept_id) == 32);
+       (*env)->GetByteArrayRegion(env, intercept_id, 0, 32, intercept_id_ref.data);
+       LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
+       *ret_conv = ChannelManager_fail_intercepted_htlc(&this_arg_conv, intercept_id_ref);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1process_1pending_1htlc_1forwards(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelManager_process_pending_htlc_forwards(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1timer_1tick_1occurred(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelManager_timer_tick_occurred(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1fail_1htlc_1backwards(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_hash) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char payment_hash_arr[32];
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_arr);
@@ -31134,9 +33105,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1fail_1htlc_1ba
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1claim_1funds(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_preimage) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKThirtyTwoBytes payment_preimage_ref;
        CHECK((*env)->GetArrayLength(env, payment_preimage) == 32);
        (*env)->GetByteArrayRegion(env, payment_preimage, 0, 32, payment_preimage_ref.data);
@@ -31145,19 +33117,21 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1claim_1funds(J
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1our_1node_1id(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelManager_get_our_node_id(&this_arg_conv).compressed_form);
        return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1accept_1inbound_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int64_t user_channel_id) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1accept_1inbound_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int8_tArray user_channel_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char temporary_channel_id_arr[32];
        CHECK((*env)->GetArrayLength(env, temporary_channel_id) == 32);
        (*env)->GetByteArrayRegion(env, temporary_channel_id, 0, 32, temporary_channel_id_arr);
@@ -31165,16 +33139,20 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1accept_1inb
        LDKPublicKey counterparty_node_id_ref;
        CHECK((*env)->GetArrayLength(env, counterparty_node_id) == 33);
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
+       LDKU128 user_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id, 0, 16, user_channel_id_ref.le_bytes);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
-       *ret_conv = ChannelManager_accept_inbound_channel(&this_arg_conv, temporary_channel_id_ref, counterparty_node_id_ref, user_channel_id);
-       return (int64_t)ret_conv;
+       *ret_conv = ChannelManager_accept_inbound_channel(&this_arg_conv, temporary_channel_id_ref, counterparty_node_id_ref, user_channel_id_ref);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1accept_1inbound_1channel_1from_1trusted_1peer_10conf(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int64_t user_channel_id) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1accept_1inbound_1channel_1from_1trusted_1peer_10conf(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray temporary_channel_id, int8_tArray counterparty_node_id, int8_tArray user_channel_id) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char temporary_channel_id_arr[32];
        CHECK((*env)->GetArrayLength(env, temporary_channel_id) == 32);
        (*env)->GetByteArrayRegion(env, temporary_channel_id, 0, 32, temporary_channel_id_arr);
@@ -31182,78 +33160,86 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1accept_1inb
        LDKPublicKey counterparty_node_id_ref;
        CHECK((*env)->GetArrayLength(env, counterparty_node_id) == 33);
        (*env)->GetByteArrayRegion(env, counterparty_node_id, 0, 33, counterparty_node_id_ref.compressed_form);
+       LDKU128 user_channel_id_ref;
+       CHECK((*env)->GetArrayLength(env, user_channel_id) == 16);
+       (*env)->GetByteArrayRegion(env, user_channel_id, 0, 16, user_channel_id_ref.le_bytes);
        LDKCResult_NoneAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
-       *ret_conv = ChannelManager_accept_inbound_channel_from_trusted_peer_0conf(&this_arg_conv, temporary_channel_id_ref, counterparty_node_id_ref, user_channel_id);
-       return (int64_t)ret_conv;
+       *ret_conv = ChannelManager_accept_inbound_channel_from_trusted_peer_0conf(&this_arg_conv, temporary_channel_id_ref, counterparty_node_id_ref, user_channel_id_ref);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1create_1inbound_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int64_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
+       this_arg_conv.is_owned = false;
+       void* min_value_msat_ptr = untag_ptr(min_value_msat);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(min_value_msat));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = ChannelManager_create_inbound_payment(&this_arg_conv, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1create_1inbound_1payment_1legacy(JNIEnv *env, jclass clz, int64_t this_arg, int64_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
+       this_arg_conv.is_owned = false;
+       void* min_value_msat_ptr = untag_ptr(min_value_msat);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(min_value_msat));
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ");
        *ret_conv = ChannelManager_create_inbound_payment_legacy(&this_arg_conv, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1create_1inbound_1payment_1for_1hash(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_hash, int64_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
-       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
+       void* min_value_msat_ptr = untag_ptr(min_value_msat);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(min_value_msat));
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = ChannelManager_create_inbound_payment_for_hash(&this_arg_conv, payment_hash_ref, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1create_1inbound_1payment_1for_1hash_1legacy(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_hash, int64_t min_value_msat, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
-       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
+       void* min_value_msat_ptr = untag_ptr(min_value_msat);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(min_value_msat));
        LDKCResult_PaymentSecretAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretAPIErrorZ), "LDKCResult_PaymentSecretAPIErrorZ");
        *ret_conv = ChannelManager_create_inbound_payment_for_hash_legacy(&this_arg_conv, payment_hash_ref, min_value_msat_conv, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1payment_1preimage(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_hash, int8_tArray payment_secret) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
@@ -31262,124 +33248,185 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1paymen
        (*env)->GetByteArrayRegion(env, payment_secret, 0, 32, payment_secret_ref.data);
        LDKCResult_PaymentPreimageAPIErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentPreimageAPIErrorZ), "LDKCResult_PaymentPreimageAPIErrorZ");
        *ret_conv = ChannelManager_get_payment_preimage(&this_arg_conv, payment_hash_ref, payment_secret_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1phantom_1scid(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = ChannelManager_get_phantom_scid(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1phantom_1route_1hints(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPhantomRouteHints ret_var = ChannelManager_get_phantom_route_hints(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1MessageSendEventsProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1intercept_1scid(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       int64_t ret_conv = ChannelManager_get_intercept_scid(&this_arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1compute_1inflight_1htlcs(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKInFlightHtlcs ret_var = ChannelManager_compute_inflight_htlcs(&this_arg_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1MessageSendEventsProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = ChannelManager_as_MessageSendEventsProvider(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1EventsProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKEventsProvider* ret_ret = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
        *ret_ret = ChannelManager_as_EventsProvider(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1Listen(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKListen* ret_ret = MALLOC(sizeof(LDKListen), "LDKListen");
        *ret_ret = ChannelManager_as_Listen(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1Confirm(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKConfirm* ret_ret = MALLOC(sizeof(LDKConfirm), "LDKConfirm");
        *ret_ret = ChannelManager_as_Confirm(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelManager_1await_1persistable_1update_1timeout(JNIEnv *env, jclass clz, int64_t this_arg, int64_t max_wait) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelManager_await_persistable_update_timeout(&this_arg_conv, max_wait);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1await_1persistable_1update(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelManager_await_persistable_update(&this_arg_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1current_1best_1block(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1persistable_1update_1future(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKFuture ret_var = ChannelManager_get_persistable_update_future(&this_arg_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1current_1best_1block(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKChannelManager this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKBestBlock ret_var = ChannelManager_current_best_block(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1ChannelMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelMessageHandler* ret_ret = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
        *ret_ret = ChannelManager_as_ChannelMessageHandler(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_provided_1node_1features(JNIEnv *env, jclass clz) {
+       LDKNodeFeatures ret_var = provided_node_features();
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_provided_1channel_1features(JNIEnv *env, jclass clz) {
+       LDKChannelFeatures ret_var = provided_channel_features();
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_provided_1init_1features(JNIEnv *env, jclass clz) {
+       LDKInitFeatures ret_var = provided_init_features();
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKCounterpartyForwardingInfo obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = CounterpartyForwardingInfo_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -31394,14 +33441,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyForwardingInfo_
        LDKCResult_CounterpartyForwardingInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyForwardingInfoDecodeErrorZ), "LDKCResult_CounterpartyForwardingInfoDecodeErrorZ");
        *ret_conv = CounterpartyForwardingInfo_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelCounterparty obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelCounterparty_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -31416,14 +33464,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelCounterparty_1read(J
        LDKCResult_ChannelCounterpartyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelCounterpartyDecodeErrorZ), "LDKCResult_ChannelCounterpartyDecodeErrorZ");
        *ret_conv = ChannelCounterparty_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelDetails obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelDetails_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -31438,14 +33487,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1read(JNIEnv
        LDKCResult_ChannelDetailsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelDetailsDecodeErrorZ), "LDKCResult_ChannelDetailsDecodeErrorZ");
        *ret_conv = ChannelDetails_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKPhantomRouteHints obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = PhantomRouteHints_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -31460,14 +33510,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PhantomRouteHints_1read(JNI
        LDKCResult_PhantomRouteHintsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PhantomRouteHintsDecodeErrorZ), "LDKCResult_PhantomRouteHintsDecodeErrorZ");
        *ret_conv = PhantomRouteHints_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelManager obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelManager_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -31477,28 +33528,30 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelManager_1write(J
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelManagerReadArgs this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelManagerReadArgs_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1keys_1manager(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_keys_manager(&this_ptr_conv)) | 1;
+       int64_t ret_ret = tag_ptr(ChannelManagerReadArgs_get_keys_manager(&this_ptr_conv), false);
        return ret_ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1keys_1manager(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKKeysInterface val_conv = *(LDKKeysInterface*)(val_ptr);
        if (val_conv.free == LDKKeysInterface_JCalls_free) {
@@ -31510,20 +33563,22 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1k
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1fee_1estimator(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_fee_estimator(&this_ptr_conv)) | 1;
+       int64_t ret_ret = tag_ptr(ChannelManagerReadArgs_get_fee_estimator(&this_ptr_conv), false);
        return ret_ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1fee_1estimator(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKFeeEstimator val_conv = *(LDKFeeEstimator*)(val_ptr);
        if (val_conv.free == LDKFeeEstimator_JCalls_free) {
@@ -31535,20 +33590,22 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1f
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1chain_1monitor(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_chain_monitor(&this_ptr_conv)) | 1;
+       int64_t ret_ret = tag_ptr(ChannelManagerReadArgs_get_chain_monitor(&this_ptr_conv), false);
        return ret_ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1chain_1monitor(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKWatch val_conv = *(LDKWatch*)(val_ptr);
        if (val_conv.free == LDKWatch_JCalls_free) {
@@ -31560,20 +33617,22 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1c
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1tx_1broadcaster(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_tx_broadcaster(&this_ptr_conv)) | 1;
+       int64_t ret_ret = tag_ptr(ChannelManagerReadArgs_get_tx_broadcaster(&this_ptr_conv), false);
        return ret_ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1tx_1broadcaster(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKBroadcasterInterface val_conv = *(LDKBroadcasterInterface*)(val_ptr);
        if (val_conv.free == LDKBroadcasterInterface_JCalls_free) {
@@ -31585,20 +33644,22 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1t
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1logger(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_ret = ((uintptr_t)ChannelManagerReadArgs_get_logger(&this_ptr_conv)) | 1;
+       int64_t ret_ret = tag_ptr(ChannelManagerReadArgs_get_logger(&this_ptr_conv), false);
        return ret_ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1logger(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKLogger val_conv = *(LDKLogger*)(val_ptr);
        if (val_conv.free == LDKLogger_JCalls_free) {
@@ -31610,64 +33671,61 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1l
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1default_1config(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUserConfig ret_var = ChannelManagerReadArgs_get_default_config(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1default_1config(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelManagerReadArgs this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUserConfig val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = UserConfig_clone(&val_conv);
        ChannelManagerReadArgs_set_default_config(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1new(JNIEnv *env, jclass clz, int64_t keys_manager, int64_t fee_estimator, int64_t chain_monitor, int64_t tx_broadcaster, int64_t logger, int64_t default_config, int64_tArray channel_monitors) {
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
-       void* fee_estimator_ptr = (void*)(((uintptr_t)fee_estimator) & ~1);
+       void* fee_estimator_ptr = untag_ptr(fee_estimator);
        CHECK_ACCESS(fee_estimator_ptr);
        LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)(fee_estimator_ptr);
        if (fee_estimator_conv.free == LDKFeeEstimator_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKFeeEstimator_JCalls_cloned(&fee_estimator_conv);
        }
-       void* chain_monitor_ptr = (void*)(((uintptr_t)chain_monitor) & ~1);
+       void* chain_monitor_ptr = untag_ptr(chain_monitor);
        CHECK_ACCESS(chain_monitor_ptr);
        LDKWatch chain_monitor_conv = *(LDKWatch*)(chain_monitor_ptr);
        if (chain_monitor_conv.free == LDKWatch_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKWatch_JCalls_cloned(&chain_monitor_conv);
        }
-       void* tx_broadcaster_ptr = (void*)(((uintptr_t)tx_broadcaster) & ~1);
+       void* tx_broadcaster_ptr = untag_ptr(tx_broadcaster);
        CHECK_ACCESS(tx_broadcaster_ptr);
        LDKBroadcasterInterface tx_broadcaster_conv = *(LDKBroadcasterInterface*)(tx_broadcaster_ptr);
        if (tx_broadcaster_conv.free == LDKBroadcasterInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKBroadcasterInterface_JCalls_cloned(&tx_broadcaster_conv);
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -31675,8 +33733,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1new
                LDKLogger_JCalls_cloned(&logger_conv);
        }
        LDKUserConfig default_config_conv;
-       default_config_conv.inner = (void*)(default_config & (~1));
-       default_config_conv.is_owned = (default_config & 1) || (default_config == 0);
+       default_config_conv.inner = untag_ptr(default_config);
+       default_config_conv.is_owned = ptr_is_owned(default_config);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(default_config_conv);
        default_config_conv = UserConfig_clone(&default_config_conv);
        LDKCVec_ChannelMonitorZ channel_monitors_constr;
@@ -31689,21 +33747,17 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1new
        for (size_t q = 0; q < channel_monitors_constr.datalen; q++) {
                int64_t channel_monitors_conv_16 = channel_monitors_vals[q];
                LDKChannelMonitor channel_monitors_conv_16_conv;
-               channel_monitors_conv_16_conv.inner = (void*)(channel_monitors_conv_16 & (~1));
-               channel_monitors_conv_16_conv.is_owned = (channel_monitors_conv_16 & 1) || (channel_monitors_conv_16 == 0);
+               channel_monitors_conv_16_conv.inner = untag_ptr(channel_monitors_conv_16);
+               channel_monitors_conv_16_conv.is_owned = ptr_is_owned(channel_monitors_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_monitors_conv_16_conv);
+               channel_monitors_conv_16_conv.is_owned = false;
                channel_monitors_constr.data[q] = channel_monitors_conv_16_conv;
        }
        (*env)->ReleaseLongArrayElements(env, channel_monitors, channel_monitors_vals, 0);
        LDKChannelManagerReadArgs ret_var = ChannelManagerReadArgs_new(keys_manager_conv, fee_estimator_conv, chain_monitor_conv, tx_broadcaster_conv, logger_conv, default_config_conv, channel_monitors_constr);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -31712,20 +33766,21 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_C2Tuple_1BlockHashChannelMa
        ser_ref.datalen = (*env)->GetArrayLength(env, ser);
        ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
        LDKChannelManagerReadArgs arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = (arg & 1) || (arg == 0);
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
        // WARNING: we need a move here but no clone is available for LDKChannelManagerReadArgs
+       
        LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ), "LDKCResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ");
        *ret_conv = C2Tuple_BlockHashChannelManagerZ_read(ser_ref, arg_conv);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ExpandedKey_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKExpandedKey this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ExpandedKey_free(this_obj_conv);
 }
@@ -31737,129 +33792,163 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpandedKey_1new(JNIEnv *en
        unsigned char (*key_material_ref)[32] = &key_material_arr;
        LDKExpandedKey ret_var = ExpandedKey_new(key_material_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create(JNIEnv *env, jclass clz, int64_t keys, int64_t min_value_msat, int32_t invoice_expiry_delta_secs, int64_t keys_manager, int64_t current_time) {
        LDKExpandedKey keys_conv;
-       keys_conv.inner = (void*)(keys & (~1));
-       keys_conv.is_owned = false;
+       keys_conv.inner = untag_ptr(keys);
+       keys_conv.is_owned = ptr_is_owned(keys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(keys_conv);
-       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
+       keys_conv.is_owned = false;
+       void* min_value_msat_ptr = untag_ptr(min_value_msat);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
-       if (!(keys_manager & 1)) { CHECK_ACCESS(keys_manager_ptr); }
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(min_value_msat));
+       void* keys_manager_ptr = untag_ptr(keys_manager);
+       if (ptr_is_owned(keys_manager)) { CHECK_ACCESS(keys_manager_ptr); }
        LDKKeysInterface* keys_manager_conv = (LDKKeysInterface*)keys_manager_ptr;
        LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ), "LDKCResult_C2Tuple_PaymentHashPaymentSecretZNoneZ");
        *ret_conv = create(&keys_conv, min_value_msat_conv, invoice_expiry_delta_secs, keys_manager_conv, current_time);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1from_1hash(JNIEnv *env, jclass clz, int64_t keys, int64_t min_value_msat, int8_tArray payment_hash, int32_t invoice_expiry_delta_secs, int64_t current_time) {
        LDKExpandedKey keys_conv;
-       keys_conv.inner = (void*)(keys & (~1));
-       keys_conv.is_owned = false;
+       keys_conv.inner = untag_ptr(keys);
+       keys_conv.is_owned = ptr_is_owned(keys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(keys_conv);
-       void* min_value_msat_ptr = (void*)(((uintptr_t)min_value_msat) & ~1);
+       keys_conv.is_owned = false;
+       void* min_value_msat_ptr = untag_ptr(min_value_msat);
        CHECK_ACCESS(min_value_msat_ptr);
        LDKCOption_u64Z min_value_msat_conv = *(LDKCOption_u64Z*)(min_value_msat_ptr);
-       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)min_value_msat) & ~1));
+       min_value_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(min_value_msat));
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
        LDKCResult_PaymentSecretNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentSecretNoneZ), "LDKCResult_PaymentSecretNoneZ");
        *ret_conv = create_from_hash(&keys_conv, min_value_msat_conv, payment_hash_ref, invoice_expiry_delta_secs, current_time);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DecodeError_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
-       LDKDecodeError this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
-       DecodeError_free(this_obj_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DecodeError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKDecodeError this_ptr_conv = *(LDKDecodeError*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       DecodeError_free(this_ptr_conv);
 }
 
-static inline uintptr_t DecodeError_clone_ptr(LDKDecodeError *NONNULL_PTR arg) {
-       LDKDecodeError ret_var = DecodeError_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+static inline uint64_t DecodeError_clone_ptr(LDKDecodeError *NONNULL_PTR arg) {
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKDecodeError arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
-       int64_t ret_conv = DecodeError_clone_ptr(&arg_conv);
+       LDKDecodeError* arg_conv = (LDKDecodeError*)untag_ptr(arg);
+       int64_t ret_conv = DecodeError_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKDecodeError orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
-       LDKDecodeError ret_var = DecodeError_clone(&orig_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       LDKDecodeError* orig_conv = (LDKDecodeError*)untag_ptr(orig);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1unknown_1version(JNIEnv *env, jclass clz) {
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_unknown_version();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1unknown_1required_1feature(JNIEnv *env, jclass clz) {
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_unknown_required_feature();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1invalid_1value(JNIEnv *env, jclass clz) {
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_invalid_value();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1short_1read(JNIEnv *env, jclass clz) {
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_short_read();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1bad_1length_1descriptor(JNIEnv *env, jclass clz) {
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_bad_length_descriptor();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1io(JNIEnv *env, jclass clz, jclass a) {
+       LDKIOError a_conv = LDKIOError_from_java(env, a);
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_io(a_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DecodeError_1unsupported_1compression(JNIEnv *env, jclass clz) {
+       LDKDecodeError *ret_copy = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       *ret_copy = DecodeError_unsupported_compression();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_DecodeError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKDecodeError* a_conv = (LDKDecodeError*)untag_ptr(a);
+       LDKDecodeError* b_conv = (LDKDecodeError*)untag_ptr(b);
+       jboolean ret_conv = DecodeError_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Init_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInit this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Init_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Init_1get_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInit this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKInitFeatures ret_var = Init_get_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Init_1set_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKInit this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKInitFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = InitFeatures_clone(&val_conv);
        Init_set_features(&this_ptr_conv, val_conv);
@@ -31867,99 +33956,104 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Init_1set_1features(JNIEnv *en
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Init_1get_1remote_1network_1address(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInit this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_NetAddressZ *ret_copy = MALLOC(sizeof(LDKCOption_NetAddressZ), "LDKCOption_NetAddressZ");
        *ret_copy = Init_get_remote_network_address(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Init_1set_1remote_1network_1address(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKInit this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_NetAddressZ val_conv = *(LDKCOption_NetAddressZ*)(val_ptr);
-       val_conv = COption_NetAddressZ_clone((LDKCOption_NetAddressZ*)(((uintptr_t)val) & ~1));
+       val_conv = COption_NetAddressZ_clone((LDKCOption_NetAddressZ*)untag_ptr(val));
        Init_set_remote_network_address(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Init_1new(JNIEnv *env, jclass clz, int64_t features_arg, int64_t remote_network_address_arg) {
        LDKInitFeatures features_arg_conv;
-       features_arg_conv.inner = (void*)(features_arg & (~1));
-       features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
+       features_arg_conv.inner = untag_ptr(features_arg);
+       features_arg_conv.is_owned = ptr_is_owned(features_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_arg_conv);
        features_arg_conv = InitFeatures_clone(&features_arg_conv);
-       void* remote_network_address_arg_ptr = (void*)(((uintptr_t)remote_network_address_arg) & ~1);
+       void* remote_network_address_arg_ptr = untag_ptr(remote_network_address_arg);
        CHECK_ACCESS(remote_network_address_arg_ptr);
        LDKCOption_NetAddressZ remote_network_address_arg_conv = *(LDKCOption_NetAddressZ*)(remote_network_address_arg_ptr);
        LDKInit ret_var = Init_new(features_arg_conv, remote_network_address_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t Init_clone_ptr(LDKInit *NONNULL_PTR arg) {
+static inline uint64_t Init_clone_ptr(LDKInit *NONNULL_PTR arg) {
        LDKInit ret_var = Init_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Init_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKInit arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Init_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Init_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKInit orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKInit ret_var = Init_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Init_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKInit a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKInit b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = Init_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKErrorMessage this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ErrorMessage_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKErrorMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *ErrorMessage_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -31967,9 +34061,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1get_1chan
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKErrorMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -31978,9 +34073,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1set_1channel_1id
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1get_1data(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKErrorMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr ret_str = ErrorMessage_get_data(&this_ptr_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -31989,9 +34085,10 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1get_1data(JNI
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1set_1data(JNIEnv *env, jclass clz, int64_t this_ptr, jstring val) {
        LDKErrorMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr val_conv = java_to_owned_str(env, val);
        ErrorMessage_set_data(&this_ptr_conv, val_conv);
 }
@@ -32003,67 +34100,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1new(JNIEnv *e
        LDKStr data_arg_conv = java_to_owned_str(env, data_arg);
        LDKErrorMessage ret_var = ErrorMessage_new(channel_id_arg_ref, data_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ErrorMessage_clone_ptr(LDKErrorMessage *NONNULL_PTR arg) {
+static inline uint64_t ErrorMessage_clone_ptr(LDKErrorMessage *NONNULL_PTR arg) {
        LDKErrorMessage ret_var = ErrorMessage_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKErrorMessage arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ErrorMessage_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKErrorMessage orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKErrorMessage ret_var = ErrorMessage_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKErrorMessage a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKErrorMessage b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ErrorMessage_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WarningMessage_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKWarningMessage this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        WarningMessage_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WarningMessage_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKWarningMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *WarningMessage_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -32071,9 +34171,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WarningMessage_1get_1ch
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WarningMessage_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKWarningMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -32082,9 +34183,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WarningMessage_1set_1channel_1
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_WarningMessage_1get_1data(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKWarningMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr ret_str = WarningMessage_get_data(&this_ptr_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -32093,9 +34195,10 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_WarningMessage_1get_1data(J
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WarningMessage_1set_1data(JNIEnv *env, jclass clz, int64_t this_ptr, jstring val) {
        LDKWarningMessage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr val_conv = java_to_owned_str(env, val);
        WarningMessage_set_data(&this_ptr_conv, val_conv);
 }
@@ -32107,236 +34210,249 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WarningMessage_1new(JNIEnv
        LDKStr data_arg_conv = java_to_owned_str(env, data_arg);
        LDKWarningMessage ret_var = WarningMessage_new(channel_id_arg_ref, data_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t WarningMessage_clone_ptr(LDKWarningMessage *NONNULL_PTR arg) {
+static inline uint64_t WarningMessage_clone_ptr(LDKWarningMessage *NONNULL_PTR arg) {
        LDKWarningMessage ret_var = WarningMessage_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WarningMessage_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKWarningMessage arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = WarningMessage_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WarningMessage_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKWarningMessage orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKWarningMessage ret_var = WarningMessage_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_WarningMessage_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKWarningMessage a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKWarningMessage b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = WarningMessage_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Ping_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPing this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Ping_free(this_obj_conv);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_Ping_1get_1ponglen(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPing this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = Ping_get_ponglen(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Ping_1set_1ponglen(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKPing this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        Ping_set_ponglen(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_Ping_1get_1byteslen(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPing this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = Ping_get_byteslen(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Ping_1set_1byteslen(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKPing this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        Ping_set_byteslen(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Ping_1new(JNIEnv *env, jclass clz, int16_t ponglen_arg, int16_t byteslen_arg) {
        LDKPing ret_var = Ping_new(ponglen_arg, byteslen_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t Ping_clone_ptr(LDKPing *NONNULL_PTR arg) {
+static inline uint64_t Ping_clone_ptr(LDKPing *NONNULL_PTR arg) {
        LDKPing ret_var = Ping_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Ping_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPing arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Ping_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Ping_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPing orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPing ret_var = Ping_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Ping_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKPing a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKPing b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = Ping_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Pong_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPong this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Pong_free(this_obj_conv);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_Pong_1get_1byteslen(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPong this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = Pong_get_byteslen(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Pong_1set_1byteslen(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKPong this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        Pong_set_byteslen(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Pong_1new(JNIEnv *env, jclass clz, int16_t byteslen_arg) {
        LDKPong ret_var = Pong_new(byteslen_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t Pong_clone_ptr(LDKPong *NONNULL_PTR arg) {
+static inline uint64_t Pong_clone_ptr(LDKPong *NONNULL_PTR arg) {
        LDKPong ret_var = Pong_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Pong_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPong arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Pong_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Pong_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPong orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPong ret_var = Pong_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Pong_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKPong a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKPong b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = Pong_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKOpenChannel this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        OpenChannel_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *OpenChannel_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -32344,9 +34460,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1chain
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -32355,9 +34472,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1chain_1hash(
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1temporary_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *OpenChannel_get_temporary_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -32365,9 +34483,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1tempo
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1temporary_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -32376,162 +34495,181 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1temporary_1c
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1funding_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = OpenChannel_get_funding_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1funding_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_funding_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1push_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = OpenChannel_get_push_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1push_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_push_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1dust_1limit_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = OpenChannel_get_dust_limit_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1dust_1limit_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_dust_limit_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1max_1htlc_1value_1in_1flight_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = OpenChannel_get_max_htlc_value_in_flight_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1max_1htlc_1value_1in_1flight_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_max_htlc_value_in_flight_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1channel_1reserve_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = OpenChannel_get_channel_reserve_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1channel_1reserve_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_channel_reserve_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = OpenChannel_get_htlc_minimum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1feerate_1per_1kw(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = OpenChannel_get_feerate_per_kw(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1feerate_1per_1kw(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_feerate_per_kw(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = OpenChannel_get_to_self_delay(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_to_self_delay(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1max_1accepted_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = OpenChannel_get_max_accepted_htlcs(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1max_1accepted_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_max_accepted_htlcs(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1funding_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, OpenChannel_get_funding_pubkey(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32539,9 +34677,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1fundi
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1funding_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32550,9 +34689,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1funding_1pub
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1revocation_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, OpenChannel_get_revocation_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32560,9 +34700,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1revoc
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1revocation_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32571,9 +34712,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1revocation_1
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1payment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, OpenChannel_get_payment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32581,9 +34723,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1payme
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1payment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32592,9 +34735,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1payment_1poi
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1delayed_1payment_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, OpenChannel_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32602,9 +34746,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1delay
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1delayed_1payment_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32613,9 +34758,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1delayed_1pay
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1htlc_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, OpenChannel_get_htlc_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32623,9 +34769,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1htlc_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1htlc_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32634,9 +34781,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1htlc_1basepo
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1first_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, OpenChannel_get_first_per_commitment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32644,9 +34792,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1first
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1first_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32655,104 +34804,109 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1first_1per_1
 
 JNIEXPORT int8_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1channel_1flags(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_t ret_conv = OpenChannel_get_channel_flags(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1channel_1flags(JNIEnv *env, jclass clz, int64_t this_ptr, int8_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        OpenChannel_set_channel_flags(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1channel_1type(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelTypeFeatures ret_var = OpenChannel_get_channel_type(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1channel_1type(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKOpenChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelTypeFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelTypeFeatures_clone(&val_conv);
        OpenChannel_set_channel_type(&this_ptr_conv, val_conv);
 }
 
-static inline uintptr_t OpenChannel_clone_ptr(LDKOpenChannel *NONNULL_PTR arg) {
+static inline uint64_t OpenChannel_clone_ptr(LDKOpenChannel *NONNULL_PTR arg) {
        LDKOpenChannel ret_var = OpenChannel_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKOpenChannel arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = OpenChannel_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKOpenChannel orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKOpenChannel ret_var = OpenChannel_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_OpenChannel_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKOpenChannel a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKOpenChannel b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = OpenChannel_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKAcceptChannel this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        AcceptChannel_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1temporary_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *AcceptChannel_get_temporary_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -32760,9 +34914,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1tem
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1temporary_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -32771,128 +34926,143 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1temporary_
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1dust_1limit_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = AcceptChannel_get_dust_limit_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1dust_1limit_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AcceptChannel_set_dust_limit_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1max_1htlc_1value_1in_1flight_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = AcceptChannel_get_max_htlc_value_in_flight_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1max_1htlc_1value_1in_1flight_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AcceptChannel_set_max_htlc_value_in_flight_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1channel_1reserve_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = AcceptChannel_get_channel_reserve_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1channel_1reserve_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AcceptChannel_set_channel_reserve_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = AcceptChannel_get_htlc_minimum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AcceptChannel_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1minimum_1depth(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = AcceptChannel_get_minimum_depth(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1minimum_1depth(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AcceptChannel_set_minimum_depth(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = AcceptChannel_get_to_self_delay(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1to_1self_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AcceptChannel_set_to_self_delay(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1max_1accepted_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = AcceptChannel_get_max_accepted_htlcs(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1max_1accepted_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AcceptChannel_set_max_accepted_htlcs(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1funding_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, AcceptChannel_get_funding_pubkey(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32900,9 +35070,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1fun
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1funding_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32911,9 +35082,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1funding_1p
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1revocation_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, AcceptChannel_get_revocation_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32921,9 +35093,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1rev
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1revocation_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32932,9 +35105,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1revocation
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1payment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, AcceptChannel_get_payment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32942,9 +35116,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1pay
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1payment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32953,9 +35128,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1payment_1p
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1delayed_1payment_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, AcceptChannel_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32963,9 +35139,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1del
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1delayed_1payment_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32974,9 +35151,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1delayed_1p
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1htlc_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, AcceptChannel_get_htlc_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -32984,9 +35162,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1htl
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1htlc_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -32995,9 +35174,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1htlc_1base
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1first_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, AcceptChannel_get_first_per_commitment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -33005,9 +35185,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1fir
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1first_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -33016,87 +35197,90 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1first_1per
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1channel_1type(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelTypeFeatures ret_var = AcceptChannel_get_channel_type(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1channel_1type(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKAcceptChannel this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelTypeFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelTypeFeatures_clone(&val_conv);
        AcceptChannel_set_channel_type(&this_ptr_conv, val_conv);
 }
 
-static inline uintptr_t AcceptChannel_clone_ptr(LDKAcceptChannel *NONNULL_PTR arg) {
+static inline uint64_t AcceptChannel_clone_ptr(LDKAcceptChannel *NONNULL_PTR arg) {
        LDKAcceptChannel ret_var = AcceptChannel_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKAcceptChannel arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = AcceptChannel_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKAcceptChannel orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKAcceptChannel ret_var = AcceptChannel_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKAcceptChannel a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKAcceptChannel b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = AcceptChannel_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKFundingCreated this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        FundingCreated_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1temporary_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *FundingCreated_get_temporary_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -33104,9 +35288,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1te
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1temporary_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33115,9 +35300,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1temporary
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1funding_1txid(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *FundingCreated_get_funding_txid(&this_ptr_conv));
        return ret_arr;
@@ -33125,9 +35311,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1fu
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1funding_1txid(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33136,26 +35323,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1funding_1
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1funding_1output_1index(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = FundingCreated_get_funding_output_index(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1funding_1output_1index(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        FundingCreated_set_funding_output_index(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, FundingCreated_get_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -33163,9 +35353,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1si
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKFundingCreated this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -33184,67 +35375,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingCreated_1new(JNIEnv
        (*env)->GetByteArrayRegion(env, signature_arg, 0, 64, signature_arg_ref.compact_form);
        LDKFundingCreated ret_var = FundingCreated_new(temporary_channel_id_arg_ref, funding_txid_arg_ref, funding_output_index_arg, signature_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t FundingCreated_clone_ptr(LDKFundingCreated *NONNULL_PTR arg) {
+static inline uint64_t FundingCreated_clone_ptr(LDKFundingCreated *NONNULL_PTR arg) {
        LDKFundingCreated ret_var = FundingCreated_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingCreated_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKFundingCreated arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = FundingCreated_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingCreated_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKFundingCreated orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKFundingCreated ret_var = FundingCreated_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_FundingCreated_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKFundingCreated a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKFundingCreated b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = FundingCreated_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingSigned_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKFundingSigned this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        FundingSigned_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingSigned_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKFundingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *FundingSigned_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -33252,9 +35446,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingSigned_1get_1cha
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingSigned_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKFundingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33263,9 +35458,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingSigned_1set_1channel_1i
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingSigned_1get_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKFundingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, FundingSigned_get_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -33273,9 +35469,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingSigned_1get_1sig
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingSigned_1set_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKFundingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -33291,67 +35488,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingSigned_1new(JNIEnv *
        (*env)->GetByteArrayRegion(env, signature_arg, 0, 64, signature_arg_ref.compact_form);
        LDKFundingSigned ret_var = FundingSigned_new(channel_id_arg_ref, signature_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t FundingSigned_clone_ptr(LDKFundingSigned *NONNULL_PTR arg) {
+static inline uint64_t FundingSigned_clone_ptr(LDKFundingSigned *NONNULL_PTR arg) {
        LDKFundingSigned ret_var = FundingSigned_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingSigned_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKFundingSigned arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = FundingSigned_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingSigned_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKFundingSigned orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKFundingSigned ret_var = FundingSigned_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_FundingSigned_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKFundingSigned a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKFundingSigned b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = FundingSigned_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReady_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelReady this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelReady_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReady_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelReady this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *ChannelReady_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -33359,9 +35559,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReady_1get_1chan
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReady_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelReady this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33370,9 +35571,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReady_1set_1channel_1id
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReady_1get_1next_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelReady this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelReady_get_next_per_commitment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -33380,9 +35582,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReady_1get_1next
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReady_1set_1next_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelReady this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -33391,24 +35594,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReady_1set_1next_1per_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReady_1get_1short_1channel_1id_1alias(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelReady this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelReady_get_short_channel_id_alias(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReady_1set_1short_1channel_1id_1alias(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelReady this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelReady_set_short_channel_id_alias(&this_ptr_conv, val_conv);
 }
 
@@ -33419,73 +35624,76 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReady_1new(JNIEnv *e
        LDKPublicKey next_per_commitment_point_arg_ref;
        CHECK((*env)->GetArrayLength(env, next_per_commitment_point_arg) == 33);
        (*env)->GetByteArrayRegion(env, next_per_commitment_point_arg, 0, 33, next_per_commitment_point_arg_ref.compressed_form);
-       void* short_channel_id_alias_arg_ptr = (void*)(((uintptr_t)short_channel_id_alias_arg) & ~1);
+       void* short_channel_id_alias_arg_ptr = untag_ptr(short_channel_id_alias_arg);
        CHECK_ACCESS(short_channel_id_alias_arg_ptr);
        LDKCOption_u64Z short_channel_id_alias_arg_conv = *(LDKCOption_u64Z*)(short_channel_id_alias_arg_ptr);
-       short_channel_id_alias_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)short_channel_id_alias_arg) & ~1));
+       short_channel_id_alias_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(short_channel_id_alias_arg));
        LDKChannelReady ret_var = ChannelReady_new(channel_id_arg_ref, next_per_commitment_point_arg_ref, short_channel_id_alias_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelReady_clone_ptr(LDKChannelReady *NONNULL_PTR arg) {
+static inline uint64_t ChannelReady_clone_ptr(LDKChannelReady *NONNULL_PTR arg) {
        LDKChannelReady ret_var = ChannelReady_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReady_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelReady arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelReady_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReady_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelReady orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelReady ret_var = ChannelReady_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelReady_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelReady a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelReady b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelReady_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Shutdown_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKShutdown this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Shutdown_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Shutdown_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKShutdown this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *Shutdown_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -33493,9 +35701,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Shutdown_1get_1channel_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Shutdown_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKShutdown this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33504,9 +35713,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Shutdown_1set_1channel_1id(JNI
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Shutdown_1get_1scriptpubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKShutdown this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKu8slice ret_var = Shutdown_get_scriptpubkey(&this_ptr_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -33515,9 +35725,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Shutdown_1get_1scriptpu
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Shutdown_1set_1scriptpubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKShutdown this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u8Z val_ref;
        val_ref.datalen = (*env)->GetArrayLength(env, val);
        val_ref.data = MALLOC(val_ref.datalen, "LDKCVec_u8Z Bytes");
@@ -33535,160 +35746,169 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Shutdown_1new(JNIEnv *env,
        (*env)->GetByteArrayRegion(env, scriptpubkey_arg, 0, scriptpubkey_arg_ref.datalen, scriptpubkey_arg_ref.data);
        LDKShutdown ret_var = Shutdown_new(channel_id_arg_ref, scriptpubkey_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t Shutdown_clone_ptr(LDKShutdown *NONNULL_PTR arg) {
+static inline uint64_t Shutdown_clone_ptr(LDKShutdown *NONNULL_PTR arg) {
        LDKShutdown ret_var = Shutdown_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Shutdown_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKShutdown arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Shutdown_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Shutdown_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKShutdown orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKShutdown ret_var = Shutdown_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Shutdown_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKShutdown a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKShutdown b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = Shutdown_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKClosingSignedFeeRange this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ClosingSignedFeeRange_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1get_1min_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKClosingSignedFeeRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ClosingSignedFeeRange_get_min_fee_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1set_1min_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKClosingSignedFeeRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ClosingSignedFeeRange_set_min_fee_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1get_1max_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKClosingSignedFeeRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ClosingSignedFeeRange_get_max_fee_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1set_1max_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKClosingSignedFeeRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ClosingSignedFeeRange_set_max_fee_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1new(JNIEnv *env, jclass clz, int64_t min_fee_satoshis_arg, int64_t max_fee_satoshis_arg) {
        LDKClosingSignedFeeRange ret_var = ClosingSignedFeeRange_new(min_fee_satoshis_arg, max_fee_satoshis_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ClosingSignedFeeRange_clone_ptr(LDKClosingSignedFeeRange *NONNULL_PTR arg) {
+static inline uint64_t ClosingSignedFeeRange_clone_ptr(LDKClosingSignedFeeRange *NONNULL_PTR arg) {
        LDKClosingSignedFeeRange ret_var = ClosingSignedFeeRange_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKClosingSignedFeeRange arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ClosingSignedFeeRange_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKClosingSignedFeeRange orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKClosingSignedFeeRange ret_var = ClosingSignedFeeRange_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKClosingSignedFeeRange a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKClosingSignedFeeRange b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ClosingSignedFeeRange_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKClosingSigned this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ClosingSigned_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *ClosingSigned_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -33696,9 +35916,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1cha
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33707,26 +35928,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1channel_1i
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ClosingSigned_get_fee_satoshis(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1fee_1satoshis(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ClosingSigned_set_fee_satoshis(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, ClosingSigned_get_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -33734,9 +35958,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1sig
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -33745,31 +35970,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1signature(
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1fee_1range(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKClosingSignedFeeRange ret_var = ClosingSigned_get_fee_range(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1fee_1range(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKClosingSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKClosingSignedFeeRange val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ClosingSignedFeeRange_clone(&val_conv);
        ClosingSigned_set_fee_range(&this_ptr_conv, val_conv);
@@ -33783,73 +36003,76 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1new(JNIEnv *
        CHECK((*env)->GetArrayLength(env, signature_arg) == 64);
        (*env)->GetByteArrayRegion(env, signature_arg, 0, 64, signature_arg_ref.compact_form);
        LDKClosingSignedFeeRange fee_range_arg_conv;
-       fee_range_arg_conv.inner = (void*)(fee_range_arg & (~1));
-       fee_range_arg_conv.is_owned = (fee_range_arg & 1) || (fee_range_arg == 0);
+       fee_range_arg_conv.inner = untag_ptr(fee_range_arg);
+       fee_range_arg_conv.is_owned = ptr_is_owned(fee_range_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(fee_range_arg_conv);
        fee_range_arg_conv = ClosingSignedFeeRange_clone(&fee_range_arg_conv);
        LDKClosingSigned ret_var = ClosingSigned_new(channel_id_arg_ref, fee_satoshis_arg, signature_arg_ref, fee_range_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ClosingSigned_clone_ptr(LDKClosingSigned *NONNULL_PTR arg) {
+static inline uint64_t ClosingSigned_clone_ptr(LDKClosingSigned *NONNULL_PTR arg) {
        LDKClosingSigned ret_var = ClosingSigned_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKClosingSigned arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ClosingSigned_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKClosingSigned orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKClosingSigned ret_var = ClosingSigned_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKClosingSigned a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKClosingSigned b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ClosingSigned_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUpdateAddHTLC this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UpdateAddHTLC_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UpdateAddHTLC_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -33857,9 +36080,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1cha
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33868,43 +36092,48 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1channel_1i
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UpdateAddHTLC_get_htlc_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateAddHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1amount_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UpdateAddHTLC_get_amount_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1amount_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateAddHTLC_set_amount_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1payment_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UpdateAddHTLC_get_payment_hash(&this_ptr_conv));
        return ret_arr;
@@ -33912,9 +36141,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1pay
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1payment_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -33923,72 +36153,158 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1payment_1h
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1cltv_1expiry(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = UpdateAddHTLC_get_cltv_expiry(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1cltv_1expiry(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKUpdateAddHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateAddHTLC_set_cltv_expiry(&this_ptr_conv, val);
 }
 
-static inline uintptr_t UpdateAddHTLC_clone_ptr(LDKUpdateAddHTLC *NONNULL_PTR arg) {
+static inline uint64_t UpdateAddHTLC_clone_ptr(LDKUpdateAddHTLC *NONNULL_PTR arg) {
        LDKUpdateAddHTLC ret_var = UpdateAddHTLC_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUpdateAddHTLC arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UpdateAddHTLC_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUpdateAddHTLC orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUpdateAddHTLC ret_var = UpdateAddHTLC_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUpdateAddHTLC a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUpdateAddHTLC b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UpdateAddHTLC_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessage_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKOnionMessage this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       OnionMessage_free(this_obj_conv);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OnionMessage_1get_1blinding_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKOnionMessage this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, OnionMessage_get_blinding_point(&this_ptr_conv).compressed_form);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessage_1set_1blinding_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
+       LDKOnionMessage this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       LDKPublicKey val_ref;
+       CHECK((*env)->GetArrayLength(env, val) == 33);
+       (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
+       OnionMessage_set_blinding_point(&this_ptr_conv, val_ref);
+}
+
+static inline uint64_t OnionMessage_clone_ptr(LDKOnionMessage *NONNULL_PTR arg) {
+       LDKOnionMessage ret_var = OnionMessage_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessage_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKOnionMessage arg_conv;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
+       int64_t ret_conv = OnionMessage_clone_ptr(&arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessage_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKOnionMessage orig_conv;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
+       LDKOnionMessage ret_var = OnionMessage_clone(&orig_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_OnionMessage_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKOnionMessage a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKOnionMessage b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = OnionMessage_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUpdateFulfillHTLC this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UpdateFulfillHTLC_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFulfillHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UpdateFulfillHTLC_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -33996,9 +36312,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUpdateFulfillHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34007,26 +36324,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1set_1channe
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1get_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFulfillHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UpdateFulfillHTLC_get_htlc_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1set_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUpdateFulfillHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateFulfillHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1get_1payment_1preimage(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFulfillHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UpdateFulfillHTLC_get_payment_preimage(&this_ptr_conv));
        return ret_arr;
@@ -34034,9 +36354,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1set_1payment_1preimage(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUpdateFulfillHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34052,67 +36373,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1new(JNIE
        (*env)->GetByteArrayRegion(env, payment_preimage_arg, 0, 32, payment_preimage_arg_ref.data);
        LDKUpdateFulfillHTLC ret_var = UpdateFulfillHTLC_new(channel_id_arg_ref, htlc_id_arg, payment_preimage_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t UpdateFulfillHTLC_clone_ptr(LDKUpdateFulfillHTLC *NONNULL_PTR arg) {
+static inline uint64_t UpdateFulfillHTLC_clone_ptr(LDKUpdateFulfillHTLC *NONNULL_PTR arg) {
        LDKUpdateFulfillHTLC ret_var = UpdateFulfillHTLC_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUpdateFulfillHTLC arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UpdateFulfillHTLC_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUpdateFulfillHTLC orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUpdateFulfillHTLC ret_var = UpdateFulfillHTLC_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUpdateFulfillHTLC a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUpdateFulfillHTLC b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UpdateFulfillHTLC_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUpdateFailHTLC this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UpdateFailHTLC_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFailHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UpdateFailHTLC_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -34120,9 +36444,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1get_1ch
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUpdateFailHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34131,72 +36456,82 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1set_1channel_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1get_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFailHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UpdateFailHTLC_get_htlc_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1set_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUpdateFailHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateFailHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
-static inline uintptr_t UpdateFailHTLC_clone_ptr(LDKUpdateFailHTLC *NONNULL_PTR arg) {
+static inline uint64_t UpdateFailHTLC_clone_ptr(LDKUpdateFailHTLC *NONNULL_PTR arg) {
        LDKUpdateFailHTLC ret_var = UpdateFailHTLC_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUpdateFailHTLC arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UpdateFailHTLC_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUpdateFailHTLC orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUpdateFailHTLC ret_var = UpdateFailHTLC_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUpdateFailHTLC a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUpdateFailHTLC b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UpdateFailHTLC_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUpdateFailMalformedHTLC this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UpdateFailMalformedHTLC_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UpdateFailMalformedHTLC_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -34204,9 +36539,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34215,89 +36551,101 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1set_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1get_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UpdateFailMalformedHTLC_get_htlc_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1set_1htlc_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateFailMalformedHTLC_set_htlc_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1get_1failure_1code(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = UpdateFailMalformedHTLC_get_failure_code(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1set_1failure_1code(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKUpdateFailMalformedHTLC this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateFailMalformedHTLC_set_failure_code(&this_ptr_conv, val);
 }
 
-static inline uintptr_t UpdateFailMalformedHTLC_clone_ptr(LDKUpdateFailMalformedHTLC *NONNULL_PTR arg) {
+static inline uint64_t UpdateFailMalformedHTLC_clone_ptr(LDKUpdateFailMalformedHTLC *NONNULL_PTR arg) {
        LDKUpdateFailMalformedHTLC ret_var = UpdateFailMalformedHTLC_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUpdateFailMalformedHTLC arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UpdateFailMalformedHTLC_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUpdateFailMalformedHTLC orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUpdateFailMalformedHTLC ret_var = UpdateFailMalformedHTLC_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUpdateFailMalformedHTLC a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUpdateFailMalformedHTLC b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UpdateFailMalformedHTLC_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKCommitmentSigned this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        CommitmentSigned_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *CommitmentSigned_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -34305,9 +36653,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKCommitmentSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34316,9 +36665,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1channel
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, CommitmentSigned_get_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -34326,20 +36676,42 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKCommitmentSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
        CommitmentSigned_set_signature(&this_ptr_conv, val_ref);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1htlc_1signatures(JNIEnv *env, jclass clz, int64_t this_ptr, jobjectArray val) {
+JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1htlc_1signatures(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentSigned this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_SignatureZ ret_var = CommitmentSigned_get_htlc_signatures(&this_ptr_conv);
+       jobjectArray ret_arr = NULL;
+       ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
+       ;
+       for (size_t i = 0; i < ret_var.datalen; i++) {
+               int8_tArray ret_conv_8_arr = (*env)->NewByteArray(env, 64);
+               (*env)->SetByteArrayRegion(env, ret_conv_8_arr, 0, 64, ret_var.data[i].compact_form);
+               (*env)->SetObjectArrayElement(env, ret_arr, i, ret_conv_8_arr);
+       }
+       
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1htlc_1signatures(JNIEnv *env, jclass clz, int64_t this_ptr, jobjectArray val) {
+       LDKCommitmentSigned this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_SignatureZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -34378,67 +36750,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1new(JNIEn
        }
        LDKCommitmentSigned ret_var = CommitmentSigned_new(channel_id_arg_ref, signature_arg_ref, htlc_signatures_arg_constr);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t CommitmentSigned_clone_ptr(LDKCommitmentSigned *NONNULL_PTR arg) {
+static inline uint64_t CommitmentSigned_clone_ptr(LDKCommitmentSigned *NONNULL_PTR arg) {
        LDKCommitmentSigned ret_var = CommitmentSigned_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKCommitmentSigned arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = CommitmentSigned_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKCommitmentSigned orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKCommitmentSigned ret_var = CommitmentSigned_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKCommitmentSigned a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKCommitmentSigned b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = CommitmentSigned_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRevokeAndACK this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RevokeAndACK_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRevokeAndACK this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *RevokeAndACK_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -34446,9 +36821,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1chan
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKRevokeAndACK this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34457,9 +36833,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1channel_1id
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1per_1commitment_1secret(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRevokeAndACK this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *RevokeAndACK_get_per_commitment_secret(&this_ptr_conv));
        return ret_arr;
@@ -34467,9 +36844,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1per_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1per_1commitment_1secret(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKRevokeAndACK this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34478,9 +36856,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1per_1commit
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1next_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRevokeAndACK this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, RevokeAndACK_get_next_per_commitment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -34488,9 +36867,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1next
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1next_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKRevokeAndACK this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -34509,67 +36889,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1new(JNIEnv *e
        (*env)->GetByteArrayRegion(env, next_per_commitment_point_arg, 0, 33, next_per_commitment_point_arg_ref.compressed_form);
        LDKRevokeAndACK ret_var = RevokeAndACK_new(channel_id_arg_ref, per_commitment_secret_arg_ref, next_per_commitment_point_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t RevokeAndACK_clone_ptr(LDKRevokeAndACK *NONNULL_PTR arg) {
+static inline uint64_t RevokeAndACK_clone_ptr(LDKRevokeAndACK *NONNULL_PTR arg) {
        LDKRevokeAndACK ret_var = RevokeAndACK_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRevokeAndACK arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RevokeAndACK_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRevokeAndACK orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRevokeAndACK ret_var = RevokeAndACK_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKRevokeAndACK a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKRevokeAndACK b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = RevokeAndACK_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFee_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUpdateFee this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UpdateFee_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFee_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFee this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UpdateFee_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -34577,9 +36960,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFee_1get_1channel
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFee_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUpdateFee this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34588,18 +36972,20 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFee_1set_1channel_1id(JN
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_UpdateFee_1get_1feerate_1per_1kw(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUpdateFee this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = UpdateFee_get_feerate_per_kw(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFee_1set_1feerate_1per_1kw(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKUpdateFee this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UpdateFee_set_feerate_per_kw(&this_ptr_conv, val);
 }
 
@@ -34609,67 +36995,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFee_1new(JNIEnv *env,
        (*env)->GetByteArrayRegion(env, channel_id_arg, 0, 32, channel_id_arg_ref.data);
        LDKUpdateFee ret_var = UpdateFee_new(channel_id_arg_ref, feerate_per_kw_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t UpdateFee_clone_ptr(LDKUpdateFee *NONNULL_PTR arg) {
+static inline uint64_t UpdateFee_clone_ptr(LDKUpdateFee *NONNULL_PTR arg) {
        LDKUpdateFee ret_var = UpdateFee_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFee_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUpdateFee arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UpdateFee_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFee_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUpdateFee orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUpdateFee ret_var = UpdateFee_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UpdateFee_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUpdateFee a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUpdateFee b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UpdateFee_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKDataLossProtect this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        DataLossProtect_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1get_1your_1last_1per_1commitment_1secret(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDataLossProtect this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *DataLossProtect_get_your_last_per_commitment_secret(&this_ptr_conv));
        return ret_arr;
@@ -34677,9 +37066,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1get_1y
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1set_1your_1last_1per_1commitment_1secret(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKDataLossProtect this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34688,9 +37078,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1set_1your_1la
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1get_1my_1current_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKDataLossProtect this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, DataLossProtect_get_my_current_per_commitment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -34698,9 +37089,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1get_1m
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1set_1my_1current_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKDataLossProtect this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -34716,67 +37108,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1new(JNIEnv
        (*env)->GetByteArrayRegion(env, my_current_per_commitment_point_arg, 0, 33, my_current_per_commitment_point_arg_ref.compressed_form);
        LDKDataLossProtect ret_var = DataLossProtect_new(your_last_per_commitment_secret_arg_ref, my_current_per_commitment_point_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t DataLossProtect_clone_ptr(LDKDataLossProtect *NONNULL_PTR arg) {
+static inline uint64_t DataLossProtect_clone_ptr(LDKDataLossProtect *NONNULL_PTR arg) {
        LDKDataLossProtect ret_var = DataLossProtect_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKDataLossProtect arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = DataLossProtect_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKDataLossProtect orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKDataLossProtect ret_var = DataLossProtect_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKDataLossProtect a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKDataLossProtect b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = DataLossProtect_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelReestablish this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelReestablish_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelReestablish this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *ChannelReestablish_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -34784,9 +37179,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1get
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelReestablish this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34795,89 +37191,101 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1set_1chann
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1get_1next_1local_1commitment_1number(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelReestablish this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelReestablish_get_next_local_commitment_number(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1set_1next_1local_1commitment_1number(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelReestablish this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelReestablish_set_next_local_commitment_number(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1get_1next_1remote_1commitment_1number(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelReestablish this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelReestablish_get_next_remote_commitment_number(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1set_1next_1remote_1commitment_1number(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelReestablish this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelReestablish_set_next_remote_commitment_number(&this_ptr_conv, val);
 }
 
-static inline uintptr_t ChannelReestablish_clone_ptr(LDKChannelReestablish *NONNULL_PTR arg) {
+static inline uint64_t ChannelReestablish_clone_ptr(LDKChannelReestablish *NONNULL_PTR arg) {
        LDKChannelReestablish ret_var = ChannelReestablish_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelReestablish arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelReestablish_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelReestablish orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelReestablish ret_var = ChannelReestablish_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelReestablish a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelReestablish b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelReestablish_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKAnnouncementSignatures this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        AnnouncementSignatures_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *AnnouncementSignatures_get_channel_id(&this_ptr_conv));
        return ret_arr;
@@ -34885,9 +37293,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -34896,26 +37305,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1c
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = AnnouncementSignatures_get_short_channel_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        AnnouncementSignatures_set_short_channel_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1node_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, AnnouncementSignatures_get_node_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -34923,9 +37335,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1node_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -34934,9 +37347,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1n
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1bitcoin_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, AnnouncementSignatures_get_bitcoin_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -34944,9 +37358,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1bitcoin_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKAnnouncementSignatures this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -34965,80 +37380,82 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1new
        (*env)->GetByteArrayRegion(env, bitcoin_signature_arg, 0, 64, bitcoin_signature_arg_ref.compact_form);
        LDKAnnouncementSignatures ret_var = AnnouncementSignatures_new(channel_id_arg_ref, short_channel_id_arg, node_signature_arg_ref, bitcoin_signature_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t AnnouncementSignatures_clone_ptr(LDKAnnouncementSignatures *NONNULL_PTR arg) {
+static inline uint64_t AnnouncementSignatures_clone_ptr(LDKAnnouncementSignatures *NONNULL_PTR arg) {
        LDKAnnouncementSignatures ret_var = AnnouncementSignatures_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKAnnouncementSignatures arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = AnnouncementSignatures_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKAnnouncementSignatures orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKAnnouncementSignatures ret_var = AnnouncementSignatures_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKAnnouncementSignatures a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKAnnouncementSignatures b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = AnnouncementSignatures_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetAddress_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKNetAddress this_ptr_conv = *(LDKNetAddress*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        NetAddress_free(this_ptr_conv);
 }
 
-static inline uintptr_t NetAddress_clone_ptr(LDKNetAddress *NONNULL_PTR arg) {
+static inline uint64_t NetAddress_clone_ptr(LDKNetAddress *NONNULL_PTR arg) {
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKNetAddress* arg_conv = (LDKNetAddress*)arg;
+       LDKNetAddress* arg_conv = (LDKNetAddress*)untag_ptr(arg);
        int64_t ret_conv = NetAddress_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKNetAddress* orig_conv = (LDKNetAddress*)orig;
+       LDKNetAddress* orig_conv = (LDKNetAddress*)untag_ptr(orig);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -35048,7 +37465,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1ipv4(JNIEnv *en
        (*env)->GetByteArrayRegion(env, addr, 0, 4, addr_ref.data);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_ipv4(addr_ref, port);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -35058,7 +37475,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1ipv6(JNIEnv *en
        (*env)->GetByteArrayRegion(env, addr, 0, 16, addr_ref.data);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_ipv6(addr_ref, port);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -35068,7 +37485,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1onion_1v2(JNIEn
        (*env)->GetByteArrayRegion(env, a, 0, 12, a_ref.data);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_onion_v2(a_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -35078,24 +37495,31 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1onion_1v3(JNIEn
        (*env)->GetByteArrayRegion(env, ed25519_pubkey, 0, 32, ed25519_pubkey_ref.data);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_onion_v3(ed25519_pubkey_ref, checksum, version, port);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1hostname(JNIEnv *env, jclass clz, int64_t hostname, int16_t port) {
        LDKHostname hostname_conv;
-       hostname_conv.inner = (void*)(hostname & (~1));
-       hostname_conv.is_owned = (hostname & 1) || (hostname == 0);
+       hostname_conv.inner = untag_ptr(hostname);
+       hostname_conv.is_owned = ptr_is_owned(hostname);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(hostname_conv);
        hostname_conv = Hostname_clone(&hostname_conv);
        LDKNetAddress *ret_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
        *ret_copy = NetAddress_hostname(hostname_conv, port);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NetAddress_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKNetAddress* a_conv = (LDKNetAddress*)untag_ptr(a);
+       LDKNetAddress* b_conv = (LDKNetAddress*)untag_ptr(b);
+       jboolean ret_conv = NetAddress_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NetAddress_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKNetAddress* obj_conv = (LDKNetAddress*)obj;
+       LDKNetAddress* obj_conv = (LDKNetAddress*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = NetAddress_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -35110,42 +37534,39 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetAddress_1read(JNIEnv *en
        LDKCResult_NetAddressDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetAddressDecodeErrorZ), "LDKCResult_NetAddressDecodeErrorZ");
        *ret_conv = NetAddress_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUnsignedNodeAnnouncement this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UnsignedNodeAnnouncement_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeFeatures ret_var = UnsignedNodeAnnouncement_get_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeFeatures_clone(&val_conv);
        UnsignedNodeAnnouncement_set_features(&this_ptr_conv, val_conv);
@@ -35153,26 +37574,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = UnsignedNodeAnnouncement_get_timestamp(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedNodeAnnouncement_set_timestamp(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1node_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, UnsignedNodeAnnouncement_get_node_id(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -35180,9 +37604,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncemen
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1node_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -35191,9 +37616,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1rgb(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 3);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 3, *UnsignedNodeAnnouncement_get_rgb(&this_ptr_conv));
        return ret_arr;
@@ -35201,9 +37627,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncemen
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1rgb(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThreeBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 3);
        (*env)->GetByteArrayRegion(env, val, 0, 3, val_ref.data);
@@ -35212,9 +37639,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1alias(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UnsignedNodeAnnouncement_get_alias(&this_ptr_conv));
        return ret_arr;
@@ -35222,20 +37650,43 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncemen
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1alias(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
        UnsignedNodeAnnouncement_set_alias(&this_ptr_conv, val_ref);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1addresses(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1addresses(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_NetAddressZ ret_var = UnsignedNodeAnnouncement_get_addresses(&this_ptr_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t m = 0; m < ret_var.datalen; m++) {
+               LDKNetAddress *ret_conv_12_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
+               *ret_conv_12_copy = ret_var.data[m];
+               int64_t ret_conv_12_ref = tag_ptr(ret_conv_12_copy, true);
+               ret_arr_ptr[m] = ret_conv_12_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1addresses(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+       LDKUnsignedNodeAnnouncement this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_NetAddressZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -35245,67 +37696,75 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_
        int64_t* val_vals = (*env)->GetLongArrayElements (env, val, NULL);
        for (size_t m = 0; m < val_constr.datalen; m++) {
                int64_t val_conv_12 = val_vals[m];
-               void* val_conv_12_ptr = (void*)(((uintptr_t)val_conv_12) & ~1);
+               void* val_conv_12_ptr = untag_ptr(val_conv_12);
                CHECK_ACCESS(val_conv_12_ptr);
                LDKNetAddress val_conv_12_conv = *(LDKNetAddress*)(val_conv_12_ptr);
-               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)val_conv_12) & ~1));
+               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)untag_ptr(val_conv_12));
                val_constr.data[m] = val_conv_12_conv;
        }
        (*env)->ReleaseLongArrayElements(env, val, val_vals, 0);
        UnsignedNodeAnnouncement_set_addresses(&this_ptr_conv, val_constr);
 }
 
-static inline uintptr_t UnsignedNodeAnnouncement_clone_ptr(LDKUnsignedNodeAnnouncement *NONNULL_PTR arg) {
+static inline uint64_t UnsignedNodeAnnouncement_clone_ptr(LDKUnsignedNodeAnnouncement *NONNULL_PTR arg) {
        LDKUnsignedNodeAnnouncement ret_var = UnsignedNodeAnnouncement_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUnsignedNodeAnnouncement arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UnsignedNodeAnnouncement_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUnsignedNodeAnnouncement orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUnsignedNodeAnnouncement ret_var = UnsignedNodeAnnouncement_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUnsignedNodeAnnouncement a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUnsignedNodeAnnouncement b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UnsignedNodeAnnouncement_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKNodeAnnouncement this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        NodeAnnouncement_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1get_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, NodeAnnouncement_get_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -35313,9 +37772,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1get_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1set_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -35324,29 +37784,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1set_1signatu
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1get_1contents(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUnsignedNodeAnnouncement ret_var = NodeAnnouncement_get_contents(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1set_1contents(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKNodeAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUnsignedNodeAnnouncement val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = UnsignedNodeAnnouncement_clone(&val_conv);
        NodeAnnouncement_set_contents(&this_ptr_conv, val_conv);
@@ -35357,93 +37814,92 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1new(JNIEn
        CHECK((*env)->GetArrayLength(env, signature_arg) == 64);
        (*env)->GetByteArrayRegion(env, signature_arg, 0, 64, signature_arg_ref.compact_form);
        LDKUnsignedNodeAnnouncement contents_arg_conv;
-       contents_arg_conv.inner = (void*)(contents_arg & (~1));
-       contents_arg_conv.is_owned = (contents_arg & 1) || (contents_arg == 0);
+       contents_arg_conv.inner = untag_ptr(contents_arg);
+       contents_arg_conv.is_owned = ptr_is_owned(contents_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(contents_arg_conv);
        contents_arg_conv = UnsignedNodeAnnouncement_clone(&contents_arg_conv);
        LDKNodeAnnouncement ret_var = NodeAnnouncement_new(signature_arg_ref, contents_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t NodeAnnouncement_clone_ptr(LDKNodeAnnouncement *NONNULL_PTR arg) {
+static inline uint64_t NodeAnnouncement_clone_ptr(LDKNodeAnnouncement *NONNULL_PTR arg) {
        LDKNodeAnnouncement ret_var = NodeAnnouncement_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKNodeAnnouncement arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = NodeAnnouncement_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKNodeAnnouncement orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKNodeAnnouncement ret_var = NodeAnnouncement_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKNodeAnnouncement a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKNodeAnnouncement b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = NodeAnnouncement_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUnsignedChannelAnnouncement this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UnsignedChannelAnnouncement_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelFeatures ret_var = UnsignedChannelAnnouncement_get_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelFeatures_clone(&val_conv);
        UnsignedChannelAnnouncement_set_features(&this_ptr_conv, val_conv);
@@ -35451,9 +37907,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1s
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UnsignedChannelAnnouncement_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -35461,9 +37918,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnounce
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -35472,26 +37930,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1s
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UnsignedChannelAnnouncement_get_short_channel_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelAnnouncement_set_short_channel_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1node_1id_11(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, UnsignedChannelAnnouncement_get_node_id_1(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -35499,9 +37960,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnounce
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1node_1id_11(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -35510,9 +37972,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1s
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1node_1id_12(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, UnsignedChannelAnnouncement_get_node_id_2(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -35520,9 +37983,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnounce
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1node_1id_12(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -35531,9 +37995,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1s
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1bitcoin_1key_11(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, UnsignedChannelAnnouncement_get_bitcoin_key_1(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -35541,9 +38006,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnounce
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1bitcoin_1key_11(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -35552,9 +38018,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1s
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1bitcoin_1key_12(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, UnsignedChannelAnnouncement_get_bitcoin_key_2(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -35562,66 +38029,75 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnounce
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1bitcoin_1key_12(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
        UnsignedChannelAnnouncement_set_bitcoin_key_2(&this_ptr_conv, val_ref);
 }
 
-static inline uintptr_t UnsignedChannelAnnouncement_clone_ptr(LDKUnsignedChannelAnnouncement *NONNULL_PTR arg) {
+static inline uint64_t UnsignedChannelAnnouncement_clone_ptr(LDKUnsignedChannelAnnouncement *NONNULL_PTR arg) {
        LDKUnsignedChannelAnnouncement ret_var = UnsignedChannelAnnouncement_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUnsignedChannelAnnouncement arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UnsignedChannelAnnouncement_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUnsignedChannelAnnouncement orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUnsignedChannelAnnouncement ret_var = UnsignedChannelAnnouncement_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUnsignedChannelAnnouncement a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUnsignedChannelAnnouncement b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UnsignedChannelAnnouncement_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelAnnouncement this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelAnnouncement_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1node_1signature_11(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, ChannelAnnouncement_get_node_signature_1(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -35629,9 +38105,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1ge
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1node_1signature_11(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -35640,9 +38117,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1node
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1node_1signature_12(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, ChannelAnnouncement_get_node_signature_2(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -35650,9 +38128,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1ge
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1node_1signature_12(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -35661,9 +38140,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1node
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1bitcoin_1signature_11(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, ChannelAnnouncement_get_bitcoin_signature_1(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -35671,9 +38151,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1ge
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1bitcoin_1signature_11(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -35682,9 +38163,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1bitc
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1bitcoin_1signature_12(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, ChannelAnnouncement_get_bitcoin_signature_2(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -35692,9 +38174,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1ge
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1bitcoin_1signature_12(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -35703,29 +38186,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1bitc
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1contents(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUnsignedChannelAnnouncement ret_var = ChannelAnnouncement_get_contents(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1contents(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelAnnouncement this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUnsignedChannelAnnouncement val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = UnsignedChannelAnnouncement_clone(&val_conv);
        ChannelAnnouncement_set_contents(&this_ptr_conv, val_conv);
@@ -35745,73 +38225,76 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1new(JN
        CHECK((*env)->GetArrayLength(env, bitcoin_signature_2_arg) == 64);
        (*env)->GetByteArrayRegion(env, bitcoin_signature_2_arg, 0, 64, bitcoin_signature_2_arg_ref.compact_form);
        LDKUnsignedChannelAnnouncement contents_arg_conv;
-       contents_arg_conv.inner = (void*)(contents_arg & (~1));
-       contents_arg_conv.is_owned = (contents_arg & 1) || (contents_arg == 0);
+       contents_arg_conv.inner = untag_ptr(contents_arg);
+       contents_arg_conv.is_owned = ptr_is_owned(contents_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(contents_arg_conv);
        contents_arg_conv = UnsignedChannelAnnouncement_clone(&contents_arg_conv);
        LDKChannelAnnouncement ret_var = ChannelAnnouncement_new(node_signature_1_arg_ref, node_signature_2_arg_ref, bitcoin_signature_1_arg_ref, bitcoin_signature_2_arg_ref, contents_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelAnnouncement_clone_ptr(LDKChannelAnnouncement *NONNULL_PTR arg) {
+static inline uint64_t ChannelAnnouncement_clone_ptr(LDKChannelAnnouncement *NONNULL_PTR arg) {
        LDKChannelAnnouncement ret_var = ChannelAnnouncement_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelAnnouncement arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelAnnouncement_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelAnnouncement orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelAnnouncement ret_var = ChannelAnnouncement_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelAnnouncement a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelAnnouncement b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelAnnouncement_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKUnsignedChannelUpdate this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        UnsignedChannelUpdate_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *UnsignedChannelUpdate_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -35819,9 +38302,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -35830,145 +38314,175 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1ch
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UnsignedChannelUpdate_get_short_channel_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_short_channel_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = UnsignedChannelUpdate_get_timestamp(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_timestamp(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1flags(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_t ret_conv = UnsignedChannelUpdate_get_flags(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1flags(JNIEnv *env, jclass clz, int64_t this_ptr, int8_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_flags(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = UnsignedChannelUpdate_get_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UnsignedChannelUpdate_get_htlc_minimum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = UnsignedChannelUpdate_get_htlc_maximum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_htlc_maximum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1fee_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = UnsignedChannelUpdate_get_fee_base_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1fee_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_fee_base_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1fee_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = UnsignedChannelUpdate_get_fee_proportional_millionths(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1fee_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        UnsignedChannelUpdate_set_fee_proportional_millionths(&this_ptr_conv, val);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1excess_1data(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1get_1excess_1data(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = UnsignedChannelUpdate_get_excess_data(&this_ptr_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1excess_1data(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
+       LDKUnsignedChannelUpdate this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u8Z val_ref;
        val_ref.datalen = (*env)->GetArrayLength(env, val);
        val_ref.data = MALLOC(val_ref.datalen, "LDKCVec_u8Z Bytes");
@@ -35986,67 +38500,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1new(
        (*env)->GetByteArrayRegion(env, excess_data_arg, 0, excess_data_arg_ref.datalen, excess_data_arg_ref.data);
        LDKUnsignedChannelUpdate ret_var = UnsignedChannelUpdate_new(chain_hash_arg_ref, short_channel_id_arg, timestamp_arg, flags_arg, cltv_expiry_delta_arg, htlc_minimum_msat_arg, htlc_maximum_msat_arg, fee_base_msat_arg, fee_proportional_millionths_arg, excess_data_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t UnsignedChannelUpdate_clone_ptr(LDKUnsignedChannelUpdate *NONNULL_PTR arg) {
+static inline uint64_t UnsignedChannelUpdate_clone_ptr(LDKUnsignedChannelUpdate *NONNULL_PTR arg) {
        LDKUnsignedChannelUpdate ret_var = UnsignedChannelUpdate_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKUnsignedChannelUpdate arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = UnsignedChannelUpdate_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKUnsignedChannelUpdate orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKUnsignedChannelUpdate ret_var = UnsignedChannelUpdate_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKUnsignedChannelUpdate a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKUnsignedChannelUpdate b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = UnsignedChannelUpdate_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelUpdate this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelUpdate_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1get_1signature(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, ChannelUpdate_get_signature(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -36054,9 +38571,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1get_1sig
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1set_1signature(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
@@ -36065,29 +38583,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1set_1signature(
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1get_1contents(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUnsignedChannelUpdate ret_var = ChannelUpdate_get_contents(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1set_1contents(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUnsignedChannelUpdate val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = UnsignedChannelUpdate_clone(&val_conv);
        ChannelUpdate_set_contents(&this_ptr_conv, val_conv);
@@ -36098,73 +38613,76 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1new(JNIEnv *
        CHECK((*env)->GetArrayLength(env, signature_arg) == 64);
        (*env)->GetByteArrayRegion(env, signature_arg, 0, 64, signature_arg_ref.compact_form);
        LDKUnsignedChannelUpdate contents_arg_conv;
-       contents_arg_conv.inner = (void*)(contents_arg & (~1));
-       contents_arg_conv.is_owned = (contents_arg & 1) || (contents_arg == 0);
+       contents_arg_conv.inner = untag_ptr(contents_arg);
+       contents_arg_conv.is_owned = ptr_is_owned(contents_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(contents_arg_conv);
        contents_arg_conv = UnsignedChannelUpdate_clone(&contents_arg_conv);
        LDKChannelUpdate ret_var = ChannelUpdate_new(signature_arg_ref, contents_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelUpdate_clone_ptr(LDKChannelUpdate *NONNULL_PTR arg) {
+static inline uint64_t ChannelUpdate_clone_ptr(LDKChannelUpdate *NONNULL_PTR arg) {
        LDKChannelUpdate ret_var = ChannelUpdate_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelUpdate arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelUpdate_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelUpdate orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelUpdate ret_var = ChannelUpdate_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelUpdate a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelUpdate b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelUpdate_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKQueryChannelRange this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        QueryChannelRange_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKQueryChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *QueryChannelRange_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -36172,9 +38690,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKQueryChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -36183,35 +38702,39 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1set_1chain_
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1get_1first_1blocknum(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKQueryChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = QueryChannelRange_get_first_blocknum(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1set_1first_1blocknum(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKQueryChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        QueryChannelRange_set_first_blocknum(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1get_1number_1of_1blocks(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKQueryChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = QueryChannelRange_get_number_of_blocks(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1set_1number_1of_1blocks(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKQueryChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        QueryChannelRange_set_number_of_blocks(&this_ptr_conv, val);
 }
 
@@ -36221,67 +38744,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1new(JNIE
        (*env)->GetByteArrayRegion(env, chain_hash_arg, 0, 32, chain_hash_arg_ref.data);
        LDKQueryChannelRange ret_var = QueryChannelRange_new(chain_hash_arg_ref, first_blocknum_arg, number_of_blocks_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t QueryChannelRange_clone_ptr(LDKQueryChannelRange *NONNULL_PTR arg) {
+static inline uint64_t QueryChannelRange_clone_ptr(LDKQueryChannelRange *NONNULL_PTR arg) {
        LDKQueryChannelRange ret_var = QueryChannelRange_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKQueryChannelRange arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = QueryChannelRange_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKQueryChannelRange orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKQueryChannelRange ret_var = QueryChannelRange_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKQueryChannelRange a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKQueryChannelRange b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = QueryChannelRange_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKReplyChannelRange this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ReplyChannelRange_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *ReplyChannelRange_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -36289,9 +38815,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -36300,60 +38827,86 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1chain_
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1first_1blocknum(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = ReplyChannelRange_get_first_blocknum(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1first_1blocknum(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ReplyChannelRange_set_first_blocknum(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1number_1of_1blocks(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = ReplyChannelRange_get_number_of_blocks(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1number_1of_1blocks(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ReplyChannelRange_set_number_of_blocks(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1sync_1complete(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ReplyChannelRange_get_sync_complete(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1sync_1complete(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ReplyChannelRange_set_sync_complete(&this_ptr_conv, val);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKReplyChannelRange this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_u64Z ret_var = ReplyChannelRange_get_short_channel_ids(&this_ptr_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t g = 0; g < ret_var.datalen; g++) {
+               int64_t ret_conv_6_conv = ret_var.data[g];
+               ret_arr_ptr[g] = ret_conv_6_conv;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+       LDKReplyChannelRange this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u64Z val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -36387,67 +38940,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1new(JNIE
        (*env)->ReleaseLongArrayElements(env, short_channel_ids_arg, short_channel_ids_arg_vals, 0);
        LDKReplyChannelRange ret_var = ReplyChannelRange_new(chain_hash_arg_ref, first_blocknum_arg, number_of_blocks_arg, sync_complete_arg, short_channel_ids_arg_constr);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ReplyChannelRange_clone_ptr(LDKReplyChannelRange *NONNULL_PTR arg) {
+static inline uint64_t ReplyChannelRange_clone_ptr(LDKReplyChannelRange *NONNULL_PTR arg) {
        LDKReplyChannelRange ret_var = ReplyChannelRange_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKReplyChannelRange arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ReplyChannelRange_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKReplyChannelRange orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKReplyChannelRange ret_var = ReplyChannelRange_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKReplyChannelRange a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKReplyChannelRange b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ReplyChannelRange_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKQueryShortChannelIds this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        QueryShortChannelIds_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKQueryShortChannelIds this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *QueryShortChannelIds_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -36455,20 +39011,41 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1g
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKQueryShortChannelIds this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
        QueryShortChannelIds_set_chain_hash(&this_ptr_conv, val_ref);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1set_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1get_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKQueryShortChannelIds this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_u64Z ret_var = QueryShortChannelIds_get_short_channel_ids(&this_ptr_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t g = 0; g < ret_var.datalen; g++) {
+               int64_t ret_conv_6_conv = ret_var.data[g];
+               ret_arr_ptr[g] = ret_conv_6_conv;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1set_1short_1channel_1ids(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+       LDKQueryShortChannelIds this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u64Z val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -36502,67 +39079,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1new(J
        (*env)->ReleaseLongArrayElements(env, short_channel_ids_arg, short_channel_ids_arg_vals, 0);
        LDKQueryShortChannelIds ret_var = QueryShortChannelIds_new(chain_hash_arg_ref, short_channel_ids_arg_constr);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t QueryShortChannelIds_clone_ptr(LDKQueryShortChannelIds *NONNULL_PTR arg) {
+static inline uint64_t QueryShortChannelIds_clone_ptr(LDKQueryShortChannelIds *NONNULL_PTR arg) {
        LDKQueryShortChannelIds ret_var = QueryShortChannelIds_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKQueryShortChannelIds arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = QueryShortChannelIds_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKQueryShortChannelIds orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKQueryShortChannelIds ret_var = QueryShortChannelIds_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKQueryShortChannelIds a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKQueryShortChannelIds b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = QueryShortChannelIds_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKReplyShortChannelIdsEnd this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ReplyShortChannelIdsEnd_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *ReplyShortChannelIdsEnd_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -36570,9 +39150,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -36581,18 +39162,20 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1set_1
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1get_1full_1information(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ReplyShortChannelIdsEnd_get_full_information(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1set_1full_1information(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKReplyShortChannelIdsEnd this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ReplyShortChannelIdsEnd_set_full_information(&this_ptr_conv, val);
 }
 
@@ -36602,67 +39185,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1ne
        (*env)->GetByteArrayRegion(env, chain_hash_arg, 0, 32, chain_hash_arg_ref.data);
        LDKReplyShortChannelIdsEnd ret_var = ReplyShortChannelIdsEnd_new(chain_hash_arg_ref, full_information_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ReplyShortChannelIdsEnd_clone_ptr(LDKReplyShortChannelIdsEnd *NONNULL_PTR arg) {
+static inline uint64_t ReplyShortChannelIdsEnd_clone_ptr(LDKReplyShortChannelIdsEnd *NONNULL_PTR arg) {
        LDKReplyShortChannelIdsEnd ret_var = ReplyShortChannelIdsEnd_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKReplyShortChannelIdsEnd arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ReplyShortChannelIdsEnd_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKReplyShortChannelIdsEnd orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKReplyShortChannelIdsEnd ret_var = ReplyShortChannelIdsEnd_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKReplyShortChannelIdsEnd a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKReplyShortChannelIdsEnd b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ReplyShortChannelIdsEnd_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKGossipTimestampFilter this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        GossipTimestampFilter_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1get_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKGossipTimestampFilter this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *GossipTimestampFilter_get_chain_hash(&this_ptr_conv));
        return ret_arr;
@@ -36670,9 +39256,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1set_1chain_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKGossipTimestampFilter this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -36681,35 +39268,39 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1set_1ch
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1get_1first_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKGossipTimestampFilter this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = GossipTimestampFilter_get_first_timestamp(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1set_1first_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKGossipTimestampFilter this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        GossipTimestampFilter_set_first_timestamp(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1get_1timestamp_1range(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKGossipTimestampFilter this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = GossipTimestampFilter_get_timestamp_range(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1set_1timestamp_1range(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKGossipTimestampFilter this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        GossipTimestampFilter_set_timestamp_range(&this_ptr_conv, val);
 }
 
@@ -36719,99 +39310,101 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1new(
        (*env)->GetByteArrayRegion(env, chain_hash_arg, 0, 32, chain_hash_arg_ref.data);
        LDKGossipTimestampFilter ret_var = GossipTimestampFilter_new(chain_hash_arg_ref, first_timestamp_arg, timestamp_range_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t GossipTimestampFilter_clone_ptr(LDKGossipTimestampFilter *NONNULL_PTR arg) {
+static inline uint64_t GossipTimestampFilter_clone_ptr(LDKGossipTimestampFilter *NONNULL_PTR arg) {
        LDKGossipTimestampFilter ret_var = GossipTimestampFilter_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKGossipTimestampFilter arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = GossipTimestampFilter_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKGossipTimestampFilter orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKGossipTimestampFilter ret_var = GossipTimestampFilter_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKGossipTimestampFilter a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKGossipTimestampFilter b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = GossipTimestampFilter_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorAction_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKErrorAction this_ptr_conv = *(LDKErrorAction*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        ErrorAction_free(this_ptr_conv);
 }
 
-static inline uintptr_t ErrorAction_clone_ptr(LDKErrorAction *NONNULL_PTR arg) {
+static inline uint64_t ErrorAction_clone_ptr(LDKErrorAction *NONNULL_PTR arg) {
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKErrorAction* arg_conv = (LDKErrorAction*)arg;
+       LDKErrorAction* arg_conv = (LDKErrorAction*)untag_ptr(arg);
        int64_t ret_conv = ErrorAction_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKErrorAction* orig_conv = (LDKErrorAction*)orig;
+       LDKErrorAction* orig_conv = (LDKErrorAction*)untag_ptr(orig);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1disconnect_1peer(JNIEnv *env, jclass clz, int64_t msg) {
        LDKErrorMessage msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ErrorMessage_clone(&msg_conv);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_disconnect_peer(msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1ignore_1error(JNIEnv *env, jclass clz) {
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_ignore_error();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -36819,55 +39412,56 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1ignore_1and_1l
        LDKLevel a_conv = LDKLevel_from_java(env, a);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_ignore_and_log(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1ignore_1duplicate_1gossip(JNIEnv *env, jclass clz) {
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_ignore_duplicate_gossip();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1send_1error_1message(JNIEnv *env, jclass clz, int64_t msg) {
        LDKErrorMessage msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ErrorMessage_clone(&msg_conv);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_send_error_message(msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorAction_1send_1warning_1message(JNIEnv *env, jclass clz, int64_t msg, jclass log_level) {
        LDKWarningMessage msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = WarningMessage_clone(&msg_conv);
        LDKLevel log_level_conv = LDKLevel_from_java(env, log_level);
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = ErrorAction_send_warning_message(msg_conv, log_level_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LightningError_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKLightningError this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        LightningError_free(this_obj_conv);
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_LightningError_1get_1err(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKLightningError this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr ret_str = LightningError_get_err(&this_ptr_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -36876,105 +39470,96 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_LightningError_1get_1err(JN
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LightningError_1set_1err(JNIEnv *env, jclass clz, int64_t this_ptr, jstring val) {
        LDKLightningError this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKStr val_conv = java_to_owned_str(env, val);
        LightningError_set_err(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LightningError_1get_1action(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKLightningError this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKErrorAction *ret_copy = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret_copy = LightningError_get_action(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LightningError_1set_1action(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKLightningError this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKErrorAction val_conv = *(LDKErrorAction*)(val_ptr);
-       val_conv = ErrorAction_clone((LDKErrorAction*)(((uintptr_t)val) & ~1));
+       val_conv = ErrorAction_clone((LDKErrorAction*)untag_ptr(val));
        LightningError_set_action(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LightningError_1new(JNIEnv *env, jclass clz, jstring err_arg, int64_t action_arg) {
        LDKStr err_arg_conv = java_to_owned_str(env, err_arg);
-       void* action_arg_ptr = (void*)(((uintptr_t)action_arg) & ~1);
+       void* action_arg_ptr = untag_ptr(action_arg);
        CHECK_ACCESS(action_arg_ptr);
        LDKErrorAction action_arg_conv = *(LDKErrorAction*)(action_arg_ptr);
-       action_arg_conv = ErrorAction_clone((LDKErrorAction*)(((uintptr_t)action_arg) & ~1));
+       action_arg_conv = ErrorAction_clone((LDKErrorAction*)untag_ptr(action_arg));
        LDKLightningError ret_var = LightningError_new(err_arg_conv, action_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t LightningError_clone_ptr(LDKLightningError *NONNULL_PTR arg) {
+static inline uint64_t LightningError_clone_ptr(LDKLightningError *NONNULL_PTR arg) {
        LDKLightningError ret_var = LightningError_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LightningError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKLightningError arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = LightningError_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_LightningError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKLightningError orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKLightningError ret_var = LightningError_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKCommitmentUpdate this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        CommitmentUpdate_free(this_obj_conv);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1update_1add_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateAddHTLCZ ret_var = CommitmentUpdate_get_update_add_htlcs(&this_ptr_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -36982,13 +39567,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
        for (size_t p = 0; p < ret_var.datalen; p++) {
                LDKUpdateAddHTLC ret_conv_15_var = ret_var.data[p];
                int64_t ret_conv_15_ref = 0;
-               CHECK((((uintptr_t)ret_conv_15_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_15_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_15_var);
-               ret_conv_15_ref = (uintptr_t)ret_conv_15_var.inner;
-               if (ret_conv_15_var.is_owned) {
-                       ret_conv_15_ref |= 1;
-               }
+               ret_conv_15_ref = tag_ptr(ret_conv_15_var.inner, ret_conv_15_var.is_owned);
                ret_arr_ptr[p] = ret_conv_15_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -36998,9 +39578,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1add_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateAddHTLCZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -37011,8 +39592,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
        for (size_t p = 0; p < val_constr.datalen; p++) {
                int64_t val_conv_15 = val_vals[p];
                LDKUpdateAddHTLC val_conv_15_conv;
-               val_conv_15_conv.inner = (void*)(val_conv_15 & (~1));
-               val_conv_15_conv.is_owned = (val_conv_15 & 1) || (val_conv_15 == 0);
+               val_conv_15_conv.inner = untag_ptr(val_conv_15);
+               val_conv_15_conv.is_owned = ptr_is_owned(val_conv_15);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_15_conv);
                val_conv_15_conv = UpdateAddHTLC_clone(&val_conv_15_conv);
                val_constr.data[p] = val_conv_15_conv;
@@ -37023,9 +39604,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1update_1fulfill_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateFulfillHTLCZ ret_var = CommitmentUpdate_get_update_fulfill_htlcs(&this_ptr_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -37033,13 +39615,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
        for (size_t t = 0; t < ret_var.datalen; t++) {
                LDKUpdateFulfillHTLC ret_conv_19_var = ret_var.data[t];
                int64_t ret_conv_19_ref = 0;
-               CHECK((((uintptr_t)ret_conv_19_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_19_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_19_var);
-               ret_conv_19_ref = (uintptr_t)ret_conv_19_var.inner;
-               if (ret_conv_19_var.is_owned) {
-                       ret_conv_19_ref |= 1;
-               }
+               ret_conv_19_ref = tag_ptr(ret_conv_19_var.inner, ret_conv_19_var.is_owned);
                ret_arr_ptr[t] = ret_conv_19_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -37049,9 +39626,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fulfill_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateFulfillHTLCZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -37062,8 +39640,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
        for (size_t t = 0; t < val_constr.datalen; t++) {
                int64_t val_conv_19 = val_vals[t];
                LDKUpdateFulfillHTLC val_conv_19_conv;
-               val_conv_19_conv.inner = (void*)(val_conv_19 & (~1));
-               val_conv_19_conv.is_owned = (val_conv_19 & 1) || (val_conv_19 == 0);
+               val_conv_19_conv.inner = untag_ptr(val_conv_19);
+               val_conv_19_conv.is_owned = ptr_is_owned(val_conv_19);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_19_conv);
                val_conv_19_conv = UpdateFulfillHTLC_clone(&val_conv_19_conv);
                val_constr.data[t] = val_conv_19_conv;
@@ -37074,9 +39652,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1update_1fail_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateFailHTLCZ ret_var = CommitmentUpdate_get_update_fail_htlcs(&this_ptr_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -37084,13 +39663,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
        for (size_t q = 0; q < ret_var.datalen; q++) {
                LDKUpdateFailHTLC ret_conv_16_var = ret_var.data[q];
                int64_t ret_conv_16_ref = 0;
-               CHECK((((uintptr_t)ret_conv_16_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_16_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_16_var);
-               ret_conv_16_ref = (uintptr_t)ret_conv_16_var.inner;
-               if (ret_conv_16_var.is_owned) {
-                       ret_conv_16_ref |= 1;
-               }
+               ret_conv_16_ref = tag_ptr(ret_conv_16_var.inner, ret_conv_16_var.is_owned);
                ret_arr_ptr[q] = ret_conv_16_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -37100,9 +39674,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fail_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateFailHTLCZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -37113,8 +39688,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
        for (size_t q = 0; q < val_constr.datalen; q++) {
                int64_t val_conv_16 = val_vals[q];
                LDKUpdateFailHTLC val_conv_16_conv;
-               val_conv_16_conv.inner = (void*)(val_conv_16 & (~1));
-               val_conv_16_conv.is_owned = (val_conv_16 & 1) || (val_conv_16 == 0);
+               val_conv_16_conv.inner = untag_ptr(val_conv_16);
+               val_conv_16_conv.is_owned = ptr_is_owned(val_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_16_conv);
                val_conv_16_conv = UpdateFailHTLC_clone(&val_conv_16_conv);
                val_constr.data[q] = val_conv_16_conv;
@@ -37125,9 +39700,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1update_1fail_1malformed_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateFailMalformedHTLCZ ret_var = CommitmentUpdate_get_update_fail_malformed_htlcs(&this_ptr_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -37135,13 +39711,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
        for (size_t z = 0; z < ret_var.datalen; z++) {
                LDKUpdateFailMalformedHTLC ret_conv_25_var = ret_var.data[z];
                int64_t ret_conv_25_ref = 0;
-               CHECK((((uintptr_t)ret_conv_25_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_25_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_25_var);
-               ret_conv_25_ref = (uintptr_t)ret_conv_25_var.inner;
-               if (ret_conv_25_var.is_owned) {
-                       ret_conv_25_ref |= 1;
-               }
+               ret_conv_25_ref = tag_ptr(ret_conv_25_var.inner, ret_conv_25_var.is_owned);
                ret_arr_ptr[z] = ret_conv_25_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -37151,9 +39722,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fail_1malformed_1htlcs(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_UpdateFailMalformedHTLCZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -37164,8 +39736,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
        for (size_t z = 0; z < val_constr.datalen; z++) {
                int64_t val_conv_25 = val_vals[z];
                LDKUpdateFailMalformedHTLC val_conv_25_conv;
-               val_conv_25_conv.inner = (void*)(val_conv_25 & (~1));
-               val_conv_25_conv.is_owned = (val_conv_25 & 1) || (val_conv_25 == 0);
+               val_conv_25_conv.inner = untag_ptr(val_conv_25);
+               val_conv_25_conv.is_owned = ptr_is_owned(val_conv_25);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_25_conv);
                val_conv_25_conv = UpdateFailMalformedHTLC_clone(&val_conv_25_conv);
                val_constr.data[z] = val_conv_25_conv;
@@ -37176,31 +39748,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1update_1fee(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUpdateFee ret_var = CommitmentUpdate_get_update_fee(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fee(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKUpdateFee val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = UpdateFee_clone(&val_conv);
        CommitmentUpdate_set_update_fee(&this_ptr_conv, val_conv);
@@ -37208,29 +39775,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1commitment_1signed(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCommitmentSigned ret_var = CommitmentUpdate_get_commitment_signed(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1commitment_1signed(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKCommitmentUpdate this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCommitmentSigned val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = CommitmentSigned_clone(&val_conv);
        CommitmentUpdate_set_commitment_signed(&this_ptr_conv, val_conv);
@@ -37247,8 +39811,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1new(JNIEn
        for (size_t p = 0; p < update_add_htlcs_arg_constr.datalen; p++) {
                int64_t update_add_htlcs_arg_conv_15 = update_add_htlcs_arg_vals[p];
                LDKUpdateAddHTLC update_add_htlcs_arg_conv_15_conv;
-               update_add_htlcs_arg_conv_15_conv.inner = (void*)(update_add_htlcs_arg_conv_15 & (~1));
-               update_add_htlcs_arg_conv_15_conv.is_owned = (update_add_htlcs_arg_conv_15 & 1) || (update_add_htlcs_arg_conv_15 == 0);
+               update_add_htlcs_arg_conv_15_conv.inner = untag_ptr(update_add_htlcs_arg_conv_15);
+               update_add_htlcs_arg_conv_15_conv.is_owned = ptr_is_owned(update_add_htlcs_arg_conv_15);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(update_add_htlcs_arg_conv_15_conv);
                update_add_htlcs_arg_conv_15_conv = UpdateAddHTLC_clone(&update_add_htlcs_arg_conv_15_conv);
                update_add_htlcs_arg_constr.data[p] = update_add_htlcs_arg_conv_15_conv;
@@ -37264,8 +39828,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1new(JNIEn
        for (size_t t = 0; t < update_fulfill_htlcs_arg_constr.datalen; t++) {
                int64_t update_fulfill_htlcs_arg_conv_19 = update_fulfill_htlcs_arg_vals[t];
                LDKUpdateFulfillHTLC update_fulfill_htlcs_arg_conv_19_conv;
-               update_fulfill_htlcs_arg_conv_19_conv.inner = (void*)(update_fulfill_htlcs_arg_conv_19 & (~1));
-               update_fulfill_htlcs_arg_conv_19_conv.is_owned = (update_fulfill_htlcs_arg_conv_19 & 1) || (update_fulfill_htlcs_arg_conv_19 == 0);
+               update_fulfill_htlcs_arg_conv_19_conv.inner = untag_ptr(update_fulfill_htlcs_arg_conv_19);
+               update_fulfill_htlcs_arg_conv_19_conv.is_owned = ptr_is_owned(update_fulfill_htlcs_arg_conv_19);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(update_fulfill_htlcs_arg_conv_19_conv);
                update_fulfill_htlcs_arg_conv_19_conv = UpdateFulfillHTLC_clone(&update_fulfill_htlcs_arg_conv_19_conv);
                update_fulfill_htlcs_arg_constr.data[t] = update_fulfill_htlcs_arg_conv_19_conv;
@@ -37281,8 +39845,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1new(JNIEn
        for (size_t q = 0; q < update_fail_htlcs_arg_constr.datalen; q++) {
                int64_t update_fail_htlcs_arg_conv_16 = update_fail_htlcs_arg_vals[q];
                LDKUpdateFailHTLC update_fail_htlcs_arg_conv_16_conv;
-               update_fail_htlcs_arg_conv_16_conv.inner = (void*)(update_fail_htlcs_arg_conv_16 & (~1));
-               update_fail_htlcs_arg_conv_16_conv.is_owned = (update_fail_htlcs_arg_conv_16 & 1) || (update_fail_htlcs_arg_conv_16 == 0);
+               update_fail_htlcs_arg_conv_16_conv.inner = untag_ptr(update_fail_htlcs_arg_conv_16);
+               update_fail_htlcs_arg_conv_16_conv.is_owned = ptr_is_owned(update_fail_htlcs_arg_conv_16);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(update_fail_htlcs_arg_conv_16_conv);
                update_fail_htlcs_arg_conv_16_conv = UpdateFailHTLC_clone(&update_fail_htlcs_arg_conv_16_conv);
                update_fail_htlcs_arg_constr.data[q] = update_fail_htlcs_arg_conv_16_conv;
@@ -37298,96 +39862,108 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1new(JNIEn
        for (size_t z = 0; z < update_fail_malformed_htlcs_arg_constr.datalen; z++) {
                int64_t update_fail_malformed_htlcs_arg_conv_25 = update_fail_malformed_htlcs_arg_vals[z];
                LDKUpdateFailMalformedHTLC update_fail_malformed_htlcs_arg_conv_25_conv;
-               update_fail_malformed_htlcs_arg_conv_25_conv.inner = (void*)(update_fail_malformed_htlcs_arg_conv_25 & (~1));
-               update_fail_malformed_htlcs_arg_conv_25_conv.is_owned = (update_fail_malformed_htlcs_arg_conv_25 & 1) || (update_fail_malformed_htlcs_arg_conv_25 == 0);
+               update_fail_malformed_htlcs_arg_conv_25_conv.inner = untag_ptr(update_fail_malformed_htlcs_arg_conv_25);
+               update_fail_malformed_htlcs_arg_conv_25_conv.is_owned = ptr_is_owned(update_fail_malformed_htlcs_arg_conv_25);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(update_fail_malformed_htlcs_arg_conv_25_conv);
                update_fail_malformed_htlcs_arg_conv_25_conv = UpdateFailMalformedHTLC_clone(&update_fail_malformed_htlcs_arg_conv_25_conv);
                update_fail_malformed_htlcs_arg_constr.data[z] = update_fail_malformed_htlcs_arg_conv_25_conv;
        }
        (*env)->ReleaseLongArrayElements(env, update_fail_malformed_htlcs_arg, update_fail_malformed_htlcs_arg_vals, 0);
        LDKUpdateFee update_fee_arg_conv;
-       update_fee_arg_conv.inner = (void*)(update_fee_arg & (~1));
-       update_fee_arg_conv.is_owned = (update_fee_arg & 1) || (update_fee_arg == 0);
+       update_fee_arg_conv.inner = untag_ptr(update_fee_arg);
+       update_fee_arg_conv.is_owned = ptr_is_owned(update_fee_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(update_fee_arg_conv);
        update_fee_arg_conv = UpdateFee_clone(&update_fee_arg_conv);
        LDKCommitmentSigned commitment_signed_arg_conv;
-       commitment_signed_arg_conv.inner = (void*)(commitment_signed_arg & (~1));
-       commitment_signed_arg_conv.is_owned = (commitment_signed_arg & 1) || (commitment_signed_arg == 0);
+       commitment_signed_arg_conv.inner = untag_ptr(commitment_signed_arg);
+       commitment_signed_arg_conv.is_owned = ptr_is_owned(commitment_signed_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_signed_arg_conv);
        commitment_signed_arg_conv = CommitmentSigned_clone(&commitment_signed_arg_conv);
        LDKCommitmentUpdate ret_var = CommitmentUpdate_new(update_add_htlcs_arg_constr, update_fulfill_htlcs_arg_constr, update_fail_htlcs_arg_constr, update_fail_malformed_htlcs_arg_constr, update_fee_arg_conv, commitment_signed_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t CommitmentUpdate_clone_ptr(LDKCommitmentUpdate *NONNULL_PTR arg) {
+static inline uint64_t CommitmentUpdate_clone_ptr(LDKCommitmentUpdate *NONNULL_PTR arg) {
        LDKCommitmentUpdate ret_var = CommitmentUpdate_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKCommitmentUpdate arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = CommitmentUpdate_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKCommitmentUpdate orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKCommitmentUpdate ret_var = CommitmentUpdate_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKCommitmentUpdate a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKCommitmentUpdate b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = CommitmentUpdate_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKChannelMessageHandler this_ptr_conv = *(LDKChannelMessageHandler*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        ChannelMessageHandler_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKRoutingMessageHandler this_ptr_conv = *(LDKRoutingMessageHandler*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        RoutingMessageHandler_free(this_ptr_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKOnionMessageHandler this_ptr_conv = *(LDKOnionMessageHandler*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       OnionMessageHandler_free(this_ptr_conv);
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKAcceptChannel obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = AcceptChannel_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37402,14 +39978,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1read(JNIEnv
        LDKCResult_AcceptChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AcceptChannelDecodeErrorZ), "LDKCResult_AcceptChannelDecodeErrorZ");
        *ret_conv = AcceptChannel_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKAnnouncementSignatures obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = AnnouncementSignatures_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37424,14 +40001,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1rea
        LDKCResult_AnnouncementSignaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_AnnouncementSignaturesDecodeErrorZ), "LDKCResult_AnnouncementSignaturesDecodeErrorZ");
        *ret_conv = AnnouncementSignatures_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelReestablish obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelReestablish_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37446,14 +40024,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1read(JN
        LDKCResult_ChannelReestablishDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReestablishDecodeErrorZ), "LDKCResult_ChannelReestablishDecodeErrorZ");
        *ret_conv = ChannelReestablish_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKClosingSigned obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ClosingSigned_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37468,14 +40047,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1read(JNIEnv
        LDKCResult_ClosingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedDecodeErrorZ), "LDKCResult_ClosingSignedDecodeErrorZ");
        *ret_conv = ClosingSigned_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKClosingSignedFeeRange obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ClosingSignedFeeRange_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37490,14 +40070,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingSignedFeeRange_1read
        LDKCResult_ClosingSignedFeeRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ClosingSignedFeeRangeDecodeErrorZ), "LDKCResult_ClosingSignedFeeRangeDecodeErrorZ");
        *ret_conv = ClosingSignedFeeRange_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKCommitmentSigned obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = CommitmentSigned_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37512,14 +40093,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1read(JNIE
        LDKCResult_CommitmentSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentSignedDecodeErrorZ), "LDKCResult_CommitmentSignedDecodeErrorZ");
        *ret_conv = CommitmentSigned_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKFundingCreated obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = FundingCreated_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37534,14 +40116,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingCreated_1read(JNIEnv
        LDKCResult_FundingCreatedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingCreatedDecodeErrorZ), "LDKCResult_FundingCreatedDecodeErrorZ");
        *ret_conv = FundingCreated_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FundingSigned_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKFundingSigned obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = FundingSigned_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37556,14 +40139,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FundingSigned_1read(JNIEnv
        LDKCResult_FundingSignedDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FundingSignedDecodeErrorZ), "LDKCResult_FundingSignedDecodeErrorZ");
        *ret_conv = FundingSigned_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelReady_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelReady obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelReady_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37578,14 +40162,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelReady_1read(JNIEnv *
        LDKCResult_ChannelReadyDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelReadyDecodeErrorZ), "LDKCResult_ChannelReadyDecodeErrorZ");
        *ret_conv = ChannelReady_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Init_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKInit obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = Init_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37600,14 +40185,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Init_1read(JNIEnv *env, jcl
        LDKCResult_InitDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitDecodeErrorZ), "LDKCResult_InitDecodeErrorZ");
        *ret_conv = Init_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKOpenChannel obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = OpenChannel_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37622,14 +40208,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OpenChannel_1read(JNIEnv *e
        LDKCResult_OpenChannelDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OpenChannelDecodeErrorZ), "LDKCResult_OpenChannelDecodeErrorZ");
        *ret_conv = OpenChannel_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKRevokeAndACK obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = RevokeAndACK_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37644,14 +40231,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1read(JNIEnv *
        LDKCResult_RevokeAndACKDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RevokeAndACKDecodeErrorZ), "LDKCResult_RevokeAndACKDecodeErrorZ");
        *ret_conv = RevokeAndACK_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Shutdown_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKShutdown obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = Shutdown_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37666,14 +40254,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Shutdown_1read(JNIEnv *env,
        LDKCResult_ShutdownDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownDecodeErrorZ), "LDKCResult_ShutdownDecodeErrorZ");
        *ret_conv = Shutdown_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUpdateFailHTLC obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UpdateFailHTLC_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37688,14 +40277,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1read(JNIEnv
        LDKCResult_UpdateFailHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailHTLCDecodeErrorZ), "LDKCResult_UpdateFailHTLCDecodeErrorZ");
        *ret_conv = UpdateFailHTLC_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUpdateFailMalformedHTLC obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UpdateFailMalformedHTLC_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37710,14 +40300,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1re
        LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ), "LDKCResult_UpdateFailMalformedHTLCDecodeErrorZ");
        *ret_conv = UpdateFailMalformedHTLC_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFee_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUpdateFee obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UpdateFee_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37732,14 +40323,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFee_1read(JNIEnv *env
        LDKCResult_UpdateFeeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFeeDecodeErrorZ), "LDKCResult_UpdateFeeDecodeErrorZ");
        *ret_conv = UpdateFee_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUpdateFulfillHTLC obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UpdateFulfillHTLC_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37754,14 +40346,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1read(JNI
        LDKCResult_UpdateFulfillHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateFulfillHTLCDecodeErrorZ), "LDKCResult_UpdateFulfillHTLCDecodeErrorZ");
        *ret_conv = UpdateFulfillHTLC_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUpdateAddHTLC obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UpdateAddHTLC_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37776,14 +40369,38 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1read(JNIEnv
        LDKCResult_UpdateAddHTLCDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UpdateAddHTLCDecodeErrorZ), "LDKCResult_UpdateAddHTLCDecodeErrorZ");
        *ret_conv = UpdateAddHTLC_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessage_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = (*env)->GetArrayLength(env, ser);
+       ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
+       LDKCResult_OnionMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OnionMessageDecodeErrorZ), "LDKCResult_OnionMessageDecodeErrorZ");
+       *ret_conv = OnionMessage_read(ser_ref);
+       (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OnionMessage_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKOnionMessage obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = OnionMessage_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Ping_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKPing obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = Ping_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37798,14 +40415,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Ping_1read(JNIEnv *env, jcl
        LDKCResult_PingDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PingDecodeErrorZ), "LDKCResult_PingDecodeErrorZ");
        *ret_conv = Ping_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Pong_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKPong obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = Pong_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37820,14 +40438,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Pong_1read(JNIEnv *env, jcl
        LDKCResult_PongDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PongDecodeErrorZ), "LDKCResult_PongDecodeErrorZ");
        *ret_conv = Pong_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUnsignedChannelAnnouncement obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UnsignedChannelAnnouncement_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37842,14 +40461,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement
        LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ), "LDKCResult_UnsignedChannelAnnouncementDecodeErrorZ");
        *ret_conv = UnsignedChannelAnnouncement_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelAnnouncement obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelAnnouncement_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37864,14 +40484,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1read(J
        LDKCResult_ChannelAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelAnnouncementDecodeErrorZ), "LDKCResult_ChannelAnnouncementDecodeErrorZ");
        *ret_conv = ChannelAnnouncement_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUnsignedChannelUpdate obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UnsignedChannelUpdate_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37886,14 +40507,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1read
        LDKCResult_UnsignedChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedChannelUpdateDecodeErrorZ), "LDKCResult_UnsignedChannelUpdateDecodeErrorZ");
        *ret_conv = UnsignedChannelUpdate_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelUpdate obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelUpdate_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37908,14 +40530,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1read(JNIEnv
        LDKCResult_ChannelUpdateDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateDecodeErrorZ), "LDKCResult_ChannelUpdateDecodeErrorZ");
        *ret_conv = ChannelUpdate_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKErrorMessage obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ErrorMessage_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37930,14 +40553,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1read(JNIEnv *
        LDKCResult_ErrorMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ErrorMessageDecodeErrorZ), "LDKCResult_ErrorMessageDecodeErrorZ");
        *ret_conv = ErrorMessage_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_WarningMessage_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKWarningMessage obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = WarningMessage_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37952,14 +40576,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_WarningMessage_1read(JNIEnv
        LDKCResult_WarningMessageDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_WarningMessageDecodeErrorZ), "LDKCResult_WarningMessageDecodeErrorZ");
        *ret_conv = WarningMessage_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKUnsignedNodeAnnouncement obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = UnsignedNodeAnnouncement_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37974,14 +40599,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1r
        LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ), "LDKCResult_UnsignedNodeAnnouncementDecodeErrorZ");
        *ret_conv = UnsignedNodeAnnouncement_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKNodeAnnouncement obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = NodeAnnouncement_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -37996,7 +40622,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1read(JNIE
        LDKCResult_NodeAnnouncementDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementDecodeErrorZ), "LDKCResult_NodeAnnouncementDecodeErrorZ");
        *ret_conv = NodeAnnouncement_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
@@ -38006,14 +40632,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1read(
        LDKCResult_QueryShortChannelIdsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryShortChannelIdsDecodeErrorZ), "LDKCResult_QueryShortChannelIdsDecodeErrorZ");
        *ret_conv = QueryShortChannelIds_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKQueryShortChannelIds obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = QueryShortChannelIds_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -38023,9 +40650,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1w
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKReplyShortChannelIdsEnd obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ReplyShortChannelIdsEnd_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -38040,23 +40668,25 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1re
        LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ), "LDKCResult_ReplyShortChannelIdsEndDecodeErrorZ");
        *ret_conv = ReplyShortChannelIdsEnd_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1end_1blocknum(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKQueryChannelRange this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int32_t ret_conv = QueryChannelRange_end_blocknum(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKQueryChannelRange obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = QueryChannelRange_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -38071,7 +40701,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1read(JNI
        LDKCResult_QueryChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_QueryChannelRangeDecodeErrorZ), "LDKCResult_QueryChannelRangeDecodeErrorZ");
        *ret_conv = QueryChannelRange_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
@@ -38081,14 +40711,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1read(JNI
        LDKCResult_ReplyChannelRangeDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ReplyChannelRangeDecodeErrorZ), "LDKCResult_ReplyChannelRangeDecodeErrorZ");
        *ret_conv = ReplyChannelRange_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKReplyChannelRange obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ReplyChannelRange_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -38098,9 +40729,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1writ
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKGossipTimestampFilter obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = GossipTimestampFilter_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -38115,22 +40747,22 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1read
        LDKCResult_GossipTimestampFilterDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_GossipTimestampFilterDecodeErrorZ), "LDKCResult_GossipTimestampFilterDecodeErrorZ");
        *ret_conv = GossipTimestampFilter_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CustomMessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKCustomMessageHandler this_ptr_conv = *(LDKCustomMessageHandler*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        CustomMessageHandler_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKIgnoringMessageHandler this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        IgnoringMessageHandler_free(this_obj_conv);
 }
@@ -38138,60 +40770,92 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1free(J
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1new(JNIEnv *env, jclass clz) {
        LDKIgnoringMessageHandler ret_var = IgnoringMessageHandler_new();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1MessageSendEventsProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = IgnoringMessageHandler_as_MessageSendEventsProvider(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1RoutingMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKRoutingMessageHandler* ret_ret = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
        *ret_ret = IgnoringMessageHandler_as_RoutingMessageHandler(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1CustomMessageReader(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1OnionMessageProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKIgnoringMessageHandler this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKOnionMessageProvider* ret_ret = MALLOC(sizeof(LDKOnionMessageProvider), "LDKOnionMessageProvider");
+       *ret_ret = IgnoringMessageHandler_as_OnionMessageProvider(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1OnionMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKIgnoringMessageHandler this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKOnionMessageHandler* ret_ret = MALLOC(sizeof(LDKOnionMessageHandler), "LDKOnionMessageHandler");
+       *ret_ret = IgnoringMessageHandler_as_OnionMessageHandler(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1CustomOnionMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKCustomOnionMessageHandler* ret_ret = MALLOC(sizeof(LDKCustomOnionMessageHandler), "LDKCustomOnionMessageHandler");
+       *ret_ret = IgnoringMessageHandler_as_CustomOnionMessageHandler(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1CustomMessageReader(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKIgnoringMessageHandler this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCustomMessageReader* ret_ret = MALLOC(sizeof(LDKCustomMessageReader), "LDKCustomMessageReader");
        *ret_ret = IgnoringMessageHandler_as_CustomMessageReader(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_IgnoringMessageHandler_1as_1CustomMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKIgnoringMessageHandler this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCustomMessageHandler* ret_ret = MALLOC(sizeof(LDKCustomMessageHandler), "LDKCustomMessageHandler");
        *ret_ret = IgnoringMessageHandler_as_CustomMessageHandler(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErroringMessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKErroringMessageHandler this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ErroringMessageHandler_free(this_obj_conv);
 }
@@ -38199,60 +40863,59 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErroringMessageHandler_1free(J
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErroringMessageHandler_1new(JNIEnv *env, jclass clz) {
        LDKErroringMessageHandler ret_var = ErroringMessageHandler_new();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErroringMessageHandler_1as_1MessageSendEventsProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKErroringMessageHandler this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = ErroringMessageHandler_as_MessageSendEventsProvider(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ErroringMessageHandler_1as_1ChannelMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKErroringMessageHandler this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelMessageHandler* ret_ret = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
        *ret_ret = ErroringMessageHandler_as_ChannelMessageHandler(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKMessageHandler this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        MessageHandler_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageHandler_1get_1chan_1handler(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKMessageHandler this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_ret = ((uintptr_t)MessageHandler_get_chan_handler(&this_ptr_conv)) | 1;
+       int64_t ret_ret = tag_ptr(MessageHandler_get_chan_handler(&this_ptr_conv), false);
        return ret_ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1set_1chan_1handler(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKMessageHandler this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKChannelMessageHandler val_conv = *(LDKChannelMessageHandler*)(val_ptr);
        if (val_conv.free == LDKChannelMessageHandler_JCalls_free) {
@@ -38264,20 +40927,22 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1set_1chan_1han
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageHandler_1get_1route_1handler(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKMessageHandler this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        // WARNING: This object doesn't live past this scope, needs clone!
-       int64_t ret_ret = ((uintptr_t)MessageHandler_get_route_handler(&this_ptr_conv)) | 1;
+       int64_t ret_ret = tag_ptr(MessageHandler_get_route_handler(&this_ptr_conv), false);
        return ret_ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1set_1route_1handler(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKMessageHandler this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKRoutingMessageHandler val_conv = *(LDKRoutingMessageHandler*)(val_ptr);
        if (val_conv.free == LDKRoutingMessageHandler_JCalls_free) {
@@ -38287,154 +40952,173 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1set_1route_1ha
        MessageHandler_set_route_handler(&this_ptr_conv, val_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageHandler_1new(JNIEnv *env, jclass clz, int64_t chan_handler_arg, int64_t route_handler_arg) {
-       void* chan_handler_arg_ptr = (void*)(((uintptr_t)chan_handler_arg) & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageHandler_1get_1onion_1message_1handler(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKMessageHandler this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       // WARNING: This object doesn't live past this scope, needs clone!
+       int64_t ret_ret = tag_ptr(MessageHandler_get_onion_message_handler(&this_ptr_conv), false);
+       return ret_ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1set_1onion_1message_1handler(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+       LDKMessageHandler this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
+       CHECK_ACCESS(val_ptr);
+       LDKOnionMessageHandler val_conv = *(LDKOnionMessageHandler*)(val_ptr);
+       if (val_conv.free == LDKOnionMessageHandler_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKOnionMessageHandler_JCalls_cloned(&val_conv);
+       }
+       MessageHandler_set_onion_message_handler(&this_ptr_conv, val_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MessageHandler_1new(JNIEnv *env, jclass clz, int64_t chan_handler_arg, int64_t route_handler_arg, int64_t onion_message_handler_arg) {
+       void* chan_handler_arg_ptr = untag_ptr(chan_handler_arg);
        CHECK_ACCESS(chan_handler_arg_ptr);
        LDKChannelMessageHandler chan_handler_arg_conv = *(LDKChannelMessageHandler*)(chan_handler_arg_ptr);
        if (chan_handler_arg_conv.free == LDKChannelMessageHandler_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKChannelMessageHandler_JCalls_cloned(&chan_handler_arg_conv);
        }
-       void* route_handler_arg_ptr = (void*)(((uintptr_t)route_handler_arg) & ~1);
+       void* route_handler_arg_ptr = untag_ptr(route_handler_arg);
        CHECK_ACCESS(route_handler_arg_ptr);
        LDKRoutingMessageHandler route_handler_arg_conv = *(LDKRoutingMessageHandler*)(route_handler_arg_ptr);
        if (route_handler_arg_conv.free == LDKRoutingMessageHandler_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKRoutingMessageHandler_JCalls_cloned(&route_handler_arg_conv);
        }
-       LDKMessageHandler ret_var = MessageHandler_new(chan_handler_arg_conv, route_handler_arg_conv);
+       void* onion_message_handler_arg_ptr = untag_ptr(onion_message_handler_arg);
+       CHECK_ACCESS(onion_message_handler_arg_ptr);
+       LDKOnionMessageHandler onion_message_handler_arg_conv = *(LDKOnionMessageHandler*)(onion_message_handler_arg_ptr);
+       if (onion_message_handler_arg_conv.free == LDKOnionMessageHandler_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKOnionMessageHandler_JCalls_cloned(&onion_message_handler_arg_conv);
+       }
+       LDKMessageHandler ret_var = MessageHandler_new(chan_handler_arg_conv, route_handler_arg_conv, onion_message_handler_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t SocketDescriptor_clone_ptr(LDKSocketDescriptor *NONNULL_PTR arg) {
+static inline uint64_t SocketDescriptor_clone_ptr(LDKSocketDescriptor *NONNULL_PTR arg) {
        LDKSocketDescriptor* ret_ret = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
        *ret_ret = SocketDescriptor_clone(arg);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
-       if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
+       void* arg_ptr = untag_ptr(arg);
+       if (ptr_is_owned(arg)) { CHECK_ACCESS(arg_ptr); }
        LDKSocketDescriptor* arg_conv = (LDKSocketDescriptor*)arg_ptr;
        int64_t ret_conv = SocketDescriptor_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       void* orig_ptr = (void*)(((uintptr_t)orig) & ~1);
-       if (!(orig & 1)) { CHECK_ACCESS(orig_ptr); }
+       void* orig_ptr = untag_ptr(orig);
+       if (ptr_is_owned(orig)) { CHECK_ACCESS(orig_ptr); }
        LDKSocketDescriptor* orig_conv = (LDKSocketDescriptor*)orig_ptr;
        LDKSocketDescriptor* ret_ret = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
        *ret_ret = SocketDescriptor_clone(orig_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSocketDescriptor this_ptr_conv = *(LDKSocketDescriptor*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        SocketDescriptor_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPeerHandleError this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PeerHandleError_free(this_obj_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1get_1no_1connection_1possible(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPeerHandleError this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = PeerHandleError_get_no_connection_possible(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1set_1no_1connection_1possible(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKPeerHandleError this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        PeerHandleError_set_no_connection_possible(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1new(JNIEnv *env, jclass clz, jboolean no_connection_possible_arg) {
        LDKPeerHandleError ret_var = PeerHandleError_new(no_connection_possible_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t PeerHandleError_clone_ptr(LDKPeerHandleError *NONNULL_PTR arg) {
+static inline uint64_t PeerHandleError_clone_ptr(LDKPeerHandleError *NONNULL_PTR arg) {
        LDKPeerHandleError ret_var = PeerHandleError_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPeerHandleError arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = PeerHandleError_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPeerHandleError orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPeerHandleError ret_var = PeerHandleError_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPeerManager this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PeerManager_free(this_obj_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1new(JNIEnv *env, jclass clz, int64_t message_handler, int8_tArray our_node_secret, int8_tArray ephemeral_random_data, int64_t logger, int64_t custom_message_handler) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1new(JNIEnv *env, jclass clz, int64_t message_handler, int8_tArray our_node_secret, int32_t current_time, int8_tArray ephemeral_random_data, int64_t logger, int64_t custom_message_handler) {
        LDKMessageHandler message_handler_conv;
-       message_handler_conv.inner = (void*)(message_handler & (~1));
-       message_handler_conv.is_owned = (message_handler & 1) || (message_handler == 0);
+       message_handler_conv.inner = untag_ptr(message_handler);
+       message_handler_conv.is_owned = ptr_is_owned(message_handler);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(message_handler_conv);
        // WARNING: we need a move here but no clone is available for LDKMessageHandler
+       
        LDKSecretKey our_node_secret_ref;
        CHECK((*env)->GetArrayLength(env, our_node_secret) == 32);
        (*env)->GetByteArrayRegion(env, our_node_secret, 0, 32, our_node_secret_ref.bytes);
@@ -38442,37 +41126,33 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1new(JNIEnv *en
        CHECK((*env)->GetArrayLength(env, ephemeral_random_data) == 32);
        (*env)->GetByteArrayRegion(env, ephemeral_random_data, 0, 32, ephemeral_random_data_arr);
        unsigned char (*ephemeral_random_data_ref)[32] = &ephemeral_random_data_arr;
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKLogger_JCalls_cloned(&logger_conv);
        }
-       void* custom_message_handler_ptr = (void*)(((uintptr_t)custom_message_handler) & ~1);
+       void* custom_message_handler_ptr = untag_ptr(custom_message_handler);
        CHECK_ACCESS(custom_message_handler_ptr);
        LDKCustomMessageHandler custom_message_handler_conv = *(LDKCustomMessageHandler*)(custom_message_handler_ptr);
        if (custom_message_handler_conv.free == LDKCustomMessageHandler_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKCustomMessageHandler_JCalls_cloned(&custom_message_handler_conv);
        }
-       LDKPeerManager ret_var = PeerManager_new(message_handler_conv, our_node_secret_ref, ephemeral_random_data_ref, logger_conv, custom_message_handler_conv);
+       LDKPeerManager ret_var = PeerManager_new(message_handler_conv, our_node_secret_ref, current_time, ephemeral_random_data_ref, logger_conv, custom_message_handler_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_PeerManager_1get_1peer_1node_1ids(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_PublicKeyZ ret_var = PeerManager_get_peer_node_ids(&this_arg_conv);
        jobjectArray ret_arr = NULL;
        ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
@@ -38489,67 +41169,71 @@ JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_PeerManager_1get_1peer
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1new_1outbound_1connection(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray their_node_id, int64_t descriptor, int64_t remote_network_address) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPublicKey their_node_id_ref;
        CHECK((*env)->GetArrayLength(env, their_node_id) == 33);
        (*env)->GetByteArrayRegion(env, their_node_id, 0, 33, their_node_id_ref.compressed_form);
-       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
+       void* descriptor_ptr = untag_ptr(descriptor);
        CHECK_ACCESS(descriptor_ptr);
        LDKSocketDescriptor descriptor_conv = *(LDKSocketDescriptor*)(descriptor_ptr);
        if (descriptor_conv.free == LDKSocketDescriptor_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKSocketDescriptor_JCalls_cloned(&descriptor_conv);
        }
-       void* remote_network_address_ptr = (void*)(((uintptr_t)remote_network_address) & ~1);
+       void* remote_network_address_ptr = untag_ptr(remote_network_address);
        CHECK_ACCESS(remote_network_address_ptr);
        LDKCOption_NetAddressZ remote_network_address_conv = *(LDKCOption_NetAddressZ*)(remote_network_address_ptr);
        LDKCResult_CVec_u8ZPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret_conv = PeerManager_new_outbound_connection(&this_arg_conv, their_node_id_ref, descriptor_conv, remote_network_address_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1new_1inbound_1connection(JNIEnv *env, jclass clz, int64_t this_arg, int64_t descriptor, int64_t remote_network_address) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
+       this_arg_conv.is_owned = false;
+       void* descriptor_ptr = untag_ptr(descriptor);
        CHECK_ACCESS(descriptor_ptr);
        LDKSocketDescriptor descriptor_conv = *(LDKSocketDescriptor*)(descriptor_ptr);
        if (descriptor_conv.free == LDKSocketDescriptor_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKSocketDescriptor_JCalls_cloned(&descriptor_conv);
        }
-       void* remote_network_address_ptr = (void*)(((uintptr_t)remote_network_address) & ~1);
+       void* remote_network_address_ptr = untag_ptr(remote_network_address);
        CHECK_ACCESS(remote_network_address_ptr);
        LDKCOption_NetAddressZ remote_network_address_conv = *(LDKCOption_NetAddressZ*)(remote_network_address_ptr);
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = PeerManager_new_inbound_connection(&this_arg_conv, descriptor_conv, remote_network_address_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1write_1buffer_1space_1avail(JNIEnv *env, jclass clz, int64_t this_arg, int64_t descriptor) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
-       if (!(descriptor & 1)) { CHECK_ACCESS(descriptor_ptr); }
+       this_arg_conv.is_owned = false;
+       void* descriptor_ptr = untag_ptr(descriptor);
+       if (ptr_is_owned(descriptor)) { CHECK_ACCESS(descriptor_ptr); }
        LDKSocketDescriptor* descriptor_conv = (LDKSocketDescriptor*)descriptor_ptr;
        LDKCResult_NonePeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret_conv = PeerManager_write_buffer_space_avail(&this_arg_conv, descriptor_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1read_1event(JNIEnv *env, jclass clz, int64_t this_arg, int64_t peer_descriptor, int8_tArray data) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* peer_descriptor_ptr = (void*)(((uintptr_t)peer_descriptor) & ~1);
-       if (!(peer_descriptor & 1)) { CHECK_ACCESS(peer_descriptor_ptr); }
+       this_arg_conv.is_owned = false;
+       void* peer_descriptor_ptr = untag_ptr(peer_descriptor);
+       if (ptr_is_owned(peer_descriptor)) { CHECK_ACCESS(peer_descriptor_ptr); }
        LDKSocketDescriptor* peer_descriptor_conv = (LDKSocketDescriptor*)peer_descriptor_ptr;
        LDKu8slice data_ref;
        data_ref.datalen = (*env)->GetArrayLength(env, data);
@@ -38557,33 +41241,36 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PeerManager_1read_1event(JN
        LDKCResult_boolPeerHandleErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret_conv = PeerManager_read_event(&this_arg_conv, peer_descriptor_conv, data_ref);
        (*env)->ReleaseByteArrayElements(env, data, (int8_t*)data_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1process_1events(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        PeerManager_process_events(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1socket_1disconnected(JNIEnv *env, jclass clz, int64_t this_arg, int64_t descriptor) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* descriptor_ptr = (void*)(((uintptr_t)descriptor) & ~1);
-       if (!(descriptor & 1)) { CHECK_ACCESS(descriptor_ptr); }
+       this_arg_conv.is_owned = false;
+       void* descriptor_ptr = untag_ptr(descriptor);
+       if (ptr_is_owned(descriptor)) { CHECK_ACCESS(descriptor_ptr); }
        LDKSocketDescriptor* descriptor_conv = (LDKSocketDescriptor*)descriptor_ptr;
        PeerManager_socket_disconnected(&this_arg_conv, descriptor_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1disconnect_1by_1node_1id(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray node_id, jboolean no_connection_possible) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPublicKey node_id_ref;
        CHECK((*env)->GetArrayLength(env, node_id) == 33);
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
@@ -38592,20 +41279,52 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1disconnect_1by_1n
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1disconnect_1all_1peers(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        PeerManager_disconnect_all_peers(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1timer_1tick_1occurred(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPeerManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        PeerManager_timer_tick_occurred(&this_arg_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1broadcast_1node_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray rgb, int8_tArray alias, int64_tArray addresses) {
+       LDKPeerManager this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKThreeBytes rgb_ref;
+       CHECK((*env)->GetArrayLength(env, rgb) == 3);
+       (*env)->GetByteArrayRegion(env, rgb, 0, 3, rgb_ref.data);
+       LDKThirtyTwoBytes alias_ref;
+       CHECK((*env)->GetArrayLength(env, alias) == 32);
+       (*env)->GetByteArrayRegion(env, alias, 0, 32, alias_ref.data);
+       LDKCVec_NetAddressZ addresses_constr;
+       addresses_constr.datalen = (*env)->GetArrayLength(env, addresses);
+       if (addresses_constr.datalen > 0)
+               addresses_constr.data = MALLOC(addresses_constr.datalen * sizeof(LDKNetAddress), "LDKCVec_NetAddressZ Elements");
+       else
+               addresses_constr.data = NULL;
+       int64_t* addresses_vals = (*env)->GetLongArrayElements (env, addresses, NULL);
+       for (size_t m = 0; m < addresses_constr.datalen; m++) {
+               int64_t addresses_conv_12 = addresses_vals[m];
+               void* addresses_conv_12_ptr = untag_ptr(addresses_conv_12);
+               CHECK_ACCESS(addresses_conv_12_ptr);
+               LDKNetAddress addresses_conv_12_conv = *(LDKNetAddress*)(addresses_conv_12_ptr);
+               addresses_constr.data[m] = addresses_conv_12_conv;
+       }
+       (*env)->ReleaseLongArrayElements(env, addresses, addresses_vals, 0);
+       PeerManager_broadcast_node_announcement(&this_arg_conv, rgb_ref, alias_ref, addresses_constr);
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_htlc_1success_1tx_1weight(JNIEnv *env, jclass clz, jboolean opt_anchors) {
        int64_t ret_conv = htlc_success_tx_weight(opt_anchors);
        return ret_conv;
@@ -38616,6 +41335,56 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_htlc_1timeout_1tx_1weight(J
        return ret_conv;
 }
 
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKHTLCClaim* orig_conv = (LDKHTLCClaim*)untag_ptr(orig);
+       jclass ret_conv = LDKHTLCClaim_to_java(env, HTLCClaim_clone(orig_conv));
+       return ret_conv;
+}
+
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1offered_1timeout(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKHTLCClaim_to_java(env, HTLCClaim_offered_timeout());
+       return ret_conv;
+}
+
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1offered_1preimage(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKHTLCClaim_to_java(env, HTLCClaim_offered_preimage());
+       return ret_conv;
+}
+
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1accepted_1timeout(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKHTLCClaim_to_java(env, HTLCClaim_accepted_timeout());
+       return ret_conv;
+}
+
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1accepted_1preimage(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKHTLCClaim_to_java(env, HTLCClaim_accepted_preimage());
+       return ret_conv;
+}
+
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1revocation(JNIEnv *env, jclass clz) {
+       jclass ret_conv = LDKHTLCClaim_to_java(env, HTLCClaim_revocation());
+       return ret_conv;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKHTLCClaim* a_conv = (LDKHTLCClaim*)untag_ptr(a);
+       LDKHTLCClaim* b_conv = (LDKHTLCClaim*)untag_ptr(b);
+       jboolean ret_conv = HTLCClaim_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCClaim_1from_1witness(JNIEnv *env, jclass clz, int8_tArray witness) {
+       LDKWitness witness_ref;
+       witness_ref.datalen = (*env)->GetArrayLength(env, witness);
+       witness_ref.data = MALLOC(witness_ref.datalen, "LDKWitness Bytes");
+       (*env)->GetByteArrayRegion(env, witness, 0, witness_ref.datalen, witness_ref.data);
+       witness_ref.data_is_owned = true;
+       LDKCOption_HTLCClaimZ *ret_copy = MALLOC(sizeof(LDKCOption_HTLCClaimZ), "LDKCOption_HTLCClaimZ");
+       *ret_copy = HTLCClaim_from_witness(witness_ref);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_build_1commitment_1secret(JNIEnv *env, jclass clz, int8_tArray commitment_seed, int64_t idx) {
        unsigned char commitment_seed_arr[32];
        CHECK((*env)->GetArrayLength(env, commitment_seed) == 32);
@@ -38636,8 +41405,8 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_build_1closing_1transac
        to_counterparty_script_ref.data = MALLOC(to_counterparty_script_ref.datalen, "LDKCVec_u8Z Bytes");
        (*env)->GetByteArrayRegion(env, to_counterparty_script, 0, to_counterparty_script_ref.datalen, to_counterparty_script_ref.data);
        LDKOutPoint funding_outpoint_conv;
-       funding_outpoint_conv.inner = (void*)(funding_outpoint & (~1));
-       funding_outpoint_conv.is_owned = (funding_outpoint & 1) || (funding_outpoint == 0);
+       funding_outpoint_conv.inner = untag_ptr(funding_outpoint);
+       funding_outpoint_conv.is_owned = ptr_is_owned(funding_outpoint);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_outpoint_conv);
        funding_outpoint_conv = OutPoint_clone(&funding_outpoint_conv);
        LDKTransaction ret_var = build_closing_transaction(to_holder_value_sat, to_counterparty_value_sat, to_holder_script_ref, to_counterparty_script_ref, funding_outpoint_conv);
@@ -38649,90 +41418,80 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_build_1closing_1transac
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKCounterpartyCommitmentSecrets this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        CounterpartyCommitmentSecrets_free(this_obj_conv);
 }
 
-static inline uintptr_t CounterpartyCommitmentSecrets_clone_ptr(LDKCounterpartyCommitmentSecrets *NONNULL_PTR arg) {
+static inline uint64_t CounterpartyCommitmentSecrets_clone_ptr(LDKCounterpartyCommitmentSecrets *NONNULL_PTR arg) {
        LDKCounterpartyCommitmentSecrets ret_var = CounterpartyCommitmentSecrets_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKCounterpartyCommitmentSecrets arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = CounterpartyCommitmentSecrets_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKCounterpartyCommitmentSecrets orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKCounterpartyCommitmentSecrets ret_var = CounterpartyCommitmentSecrets_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1new(JNIEnv *env, jclass clz) {
        LDKCounterpartyCommitmentSecrets ret_var = CounterpartyCommitmentSecrets_new();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1get_1min_1seen_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKCounterpartyCommitmentSecrets this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = CounterpartyCommitmentSecrets_get_min_seen_secret(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1provide_1secret(JNIEnv *env, jclass clz, int64_t this_arg, int64_t idx, int8_tArray secret) {
        LDKCounterpartyCommitmentSecrets this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKThirtyTwoBytes secret_ref;
        CHECK((*env)->GetArrayLength(env, secret) == 32);
        (*env)->GetByteArrayRegion(env, secret, 0, 32, secret_ref.data);
        LDKCResult_NoneNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneNoneZ), "LDKCResult_NoneNoneZ");
        *ret_conv = CounterpartyCommitmentSecrets_provide_secret(&this_arg_conv, idx, secret_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1get_1secret(JNIEnv *env, jclass clz, int64_t this_arg, int64_t idx) {
        LDKCounterpartyCommitmentSecrets this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, CounterpartyCommitmentSecrets_get_secret(&this_arg_conv, idx).data);
        return ret_arr;
@@ -38740,9 +41499,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentS
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecrets_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKCounterpartyCommitmentSecrets obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = CounterpartyCommitmentSecrets_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -38757,10 +41517,10 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyCommitmentSecre
        LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ), "LDKCResult_CounterpartyCommitmentSecretsDecodeErrorZ");
        *ret_conv = CounterpartyCommitmentSecrets_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_derive_1private_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int8_tArray base_secret) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_derive_1private_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int8_tArray base_secret) {
        LDKPublicKey per_commitment_point_ref;
        CHECK((*env)->GetArrayLength(env, per_commitment_point) == 33);
        (*env)->GetByteArrayRegion(env, per_commitment_point, 0, 33, per_commitment_point_ref.compressed_form);
@@ -38768,24 +41528,24 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_derive_1private_1key(JNIEnv
        CHECK((*env)->GetArrayLength(env, base_secret) == 32);
        (*env)->GetByteArrayRegion(env, base_secret, 0, 32, base_secret_arr);
        unsigned char (*base_secret_ref)[32] = &base_secret_arr;
-       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
-       *ret_conv = derive_private_key(per_commitment_point_ref, base_secret_ref);
-       return (int64_t)ret_conv;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, derive_private_key(per_commitment_point_ref, base_secret_ref).bytes);
+       return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_derive_1public_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int8_tArray base_point) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_derive_1public_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int8_tArray base_point) {
        LDKPublicKey per_commitment_point_ref;
        CHECK((*env)->GetArrayLength(env, per_commitment_point) == 33);
        (*env)->GetByteArrayRegion(env, per_commitment_point, 0, 33, per_commitment_point_ref.compressed_form);
        LDKPublicKey base_point_ref;
        CHECK((*env)->GetArrayLength(env, base_point) == 33);
        (*env)->GetByteArrayRegion(env, base_point, 0, 33, base_point_ref.compressed_form);
-       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
-       *ret_conv = derive_public_key(per_commitment_point_ref, base_point_ref);
-       return (int64_t)ret_conv;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, derive_public_key(per_commitment_point_ref, base_point_ref).compressed_form);
+       return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_derive_1private_1revocation_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_secret, int8_tArray countersignatory_revocation_base_secret) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_derive_1private_1revocation_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_secret, int8_tArray countersignatory_revocation_base_secret) {
        unsigned char per_commitment_secret_arr[32];
        CHECK((*env)->GetArrayLength(env, per_commitment_secret) == 32);
        (*env)->GetByteArrayRegion(env, per_commitment_secret, 0, 32, per_commitment_secret_arr);
@@ -38794,36 +41554,37 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_derive_1private_1revocation
        CHECK((*env)->GetArrayLength(env, countersignatory_revocation_base_secret) == 32);
        (*env)->GetByteArrayRegion(env, countersignatory_revocation_base_secret, 0, 32, countersignatory_revocation_base_secret_arr);
        unsigned char (*countersignatory_revocation_base_secret_ref)[32] = &countersignatory_revocation_base_secret_arr;
-       LDKCResult_SecretKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SecretKeyErrorZ), "LDKCResult_SecretKeyErrorZ");
-       *ret_conv = derive_private_revocation_key(per_commitment_secret_ref, countersignatory_revocation_base_secret_ref);
-       return (int64_t)ret_conv;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, derive_private_revocation_key(per_commitment_secret_ref, countersignatory_revocation_base_secret_ref).bytes);
+       return ret_arr;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_derive_1public_1revocation_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int8_tArray countersignatory_revocation_base_point) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_derive_1public_1revocation_1key(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int8_tArray countersignatory_revocation_base_point) {
        LDKPublicKey per_commitment_point_ref;
        CHECK((*env)->GetArrayLength(env, per_commitment_point) == 33);
        (*env)->GetByteArrayRegion(env, per_commitment_point, 0, 33, per_commitment_point_ref.compressed_form);
        LDKPublicKey countersignatory_revocation_base_point_ref;
        CHECK((*env)->GetArrayLength(env, countersignatory_revocation_base_point) == 33);
        (*env)->GetByteArrayRegion(env, countersignatory_revocation_base_point, 0, 33, countersignatory_revocation_base_point_ref.compressed_form);
-       LDKCResult_PublicKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PublicKeyErrorZ), "LDKCResult_PublicKeyErrorZ");
-       *ret_conv = derive_public_revocation_key(per_commitment_point_ref, countersignatory_revocation_base_point_ref);
-       return (int64_t)ret_conv;
+       int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, derive_public_revocation_key(per_commitment_point_ref, countersignatory_revocation_base_point_ref).compressed_form);
+       return ret_arr;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKTxCreationKeys this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        TxCreationKeys_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, TxCreationKeys_get_per_commitment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -38831,9 +41592,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1pe
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1per_1commitment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -38842,9 +41604,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1per_1comm
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1revocation_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, TxCreationKeys_get_revocation_key(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -38852,9 +41615,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1re
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1revocation_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -38863,9 +41627,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1revocatio
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1broadcaster_1htlc_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, TxCreationKeys_get_broadcaster_htlc_key(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -38873,9 +41638,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1br
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1broadcaster_1htlc_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -38884,9 +41650,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1broadcast
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1countersignatory_1htlc_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, TxCreationKeys_get_countersignatory_htlc_key(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -38894,9 +41661,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1co
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1countersignatory_1htlc_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -38905,9 +41673,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1countersi
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1broadcaster_1delayed_1payment_1key(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, TxCreationKeys_get_broadcaster_delayed_payment_key(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -38915,9 +41684,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1br
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1broadcaster_1delayed_1payment_1key(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKTxCreationKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -38942,59 +41712,62 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1new(JNIEnv
        (*env)->GetByteArrayRegion(env, broadcaster_delayed_payment_key_arg, 0, 33, broadcaster_delayed_payment_key_arg_ref.compressed_form);
        LDKTxCreationKeys ret_var = TxCreationKeys_new(per_commitment_point_arg_ref, revocation_key_arg_ref, broadcaster_htlc_key_arg_ref, countersignatory_htlc_key_arg_ref, broadcaster_delayed_payment_key_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t TxCreationKeys_clone_ptr(LDKTxCreationKeys *NONNULL_PTR arg) {
-       LDKTxCreationKeys ret_var = TxCreationKeys_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKTxCreationKeys a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKTxCreationKeys b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = TxCreationKeys_eq(&a_conv, &b_conv);
+       return ret_conv;
 }
+
+static inline uint64_t TxCreationKeys_clone_ptr(LDKTxCreationKeys *NONNULL_PTR arg) {
+       LDKTxCreationKeys ret_var = TxCreationKeys_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKTxCreationKeys arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = TxCreationKeys_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKTxCreationKeys orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKTxCreationKeys ret_var = TxCreationKeys_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKTxCreationKeys obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = TxCreationKeys_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -39009,22 +41782,23 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1read(JNIEnv
        LDKCResult_TxCreationKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysDecodeErrorZ), "LDKCResult_TxCreationKeysDecodeErrorZ");
        *ret_conv = TxCreationKeys_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelPublicKeys this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelPublicKeys_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1funding_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelPublicKeys_get_funding_pubkey(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -39032,9 +41806,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1funding_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -39043,9 +41818,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1fundin
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1revocation_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelPublicKeys_get_revocation_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -39053,9 +41829,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1revocation_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -39064,9 +41841,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1revoca
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1payment_1point(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelPublicKeys_get_payment_point(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -39074,9 +41852,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1payment_1point(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -39085,9 +41864,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1paymen
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1delayed_1payment_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelPublicKeys_get_delayed_payment_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -39095,9 +41875,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1delayed_1payment_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -39106,9 +41887,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1delaye
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1htlc_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ChannelPublicKeys_get_htlc_basepoint(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -39116,9 +41898,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1htlc_1basepoint(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKChannelPublicKeys this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -39143,59 +41926,62 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1new(JNIE
        (*env)->GetByteArrayRegion(env, htlc_basepoint_arg, 0, 33, htlc_basepoint_arg_ref.compressed_form);
        LDKChannelPublicKeys ret_var = ChannelPublicKeys_new(funding_pubkey_arg_ref, revocation_basepoint_arg_ref, payment_point_arg_ref, delayed_payment_basepoint_arg_ref, htlc_basepoint_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelPublicKeys_clone_ptr(LDKChannelPublicKeys *NONNULL_PTR arg) {
+static inline uint64_t ChannelPublicKeys_clone_ptr(LDKChannelPublicKeys *NONNULL_PTR arg) {
        LDKChannelPublicKeys ret_var = ChannelPublicKeys_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelPublicKeys arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelPublicKeys_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelPublicKeys orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelPublicKeys ret_var = ChannelPublicKeys_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelPublicKeys a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelPublicKeys b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelPublicKeys_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelPublicKeys obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelPublicKeys_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -39210,7 +41996,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1read(JNI
        LDKCResult_ChannelPublicKeysDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelPublicKeysDecodeErrorZ), "LDKCResult_ChannelPublicKeysDecodeErrorZ");
        *ret_conv = ChannelPublicKeys_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1derive_1new(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int8_tArray broadcaster_delayed_payment_base, int8_tArray broadcaster_htlc_base, int8_tArray countersignatory_revocation_base, int8_tArray countersignatory_htlc_base) {
@@ -39229,9 +42015,11 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1derive_1new
        LDKPublicKey countersignatory_htlc_base_ref;
        CHECK((*env)->GetArrayLength(env, countersignatory_htlc_base) == 33);
        (*env)->GetByteArrayRegion(env, countersignatory_htlc_base, 0, 33, countersignatory_htlc_base_ref.compressed_form);
-       LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
-       *ret_conv = TxCreationKeys_derive_new(per_commitment_point_ref, broadcaster_delayed_payment_base_ref, broadcaster_htlc_base_ref, countersignatory_revocation_base_ref, countersignatory_htlc_base_ref);
-       return (int64_t)ret_conv;
+       LDKTxCreationKeys ret_var = TxCreationKeys_derive_new(per_commitment_point_ref, broadcaster_delayed_payment_base_ref, broadcaster_htlc_base_ref, countersignatory_revocation_base_ref, countersignatory_htlc_base_ref);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1from_1channel_1static_1keys(JNIEnv *env, jclass clz, int8_tArray per_commitment_point, int64_t broadcaster_keys, int64_t countersignatory_keys) {
@@ -39239,16 +42027,20 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1from_1chann
        CHECK((*env)->GetArrayLength(env, per_commitment_point) == 33);
        (*env)->GetByteArrayRegion(env, per_commitment_point, 0, 33, per_commitment_point_ref.compressed_form);
        LDKChannelPublicKeys broadcaster_keys_conv;
-       broadcaster_keys_conv.inner = (void*)(broadcaster_keys & (~1));
-       broadcaster_keys_conv.is_owned = false;
+       broadcaster_keys_conv.inner = untag_ptr(broadcaster_keys);
+       broadcaster_keys_conv.is_owned = ptr_is_owned(broadcaster_keys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(broadcaster_keys_conv);
+       broadcaster_keys_conv.is_owned = false;
        LDKChannelPublicKeys countersignatory_keys_conv;
-       countersignatory_keys_conv.inner = (void*)(countersignatory_keys & (~1));
-       countersignatory_keys_conv.is_owned = false;
+       countersignatory_keys_conv.inner = untag_ptr(countersignatory_keys);
+       countersignatory_keys_conv.is_owned = ptr_is_owned(countersignatory_keys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(countersignatory_keys_conv);
-       LDKCResult_TxCreationKeysErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_TxCreationKeysErrorZ), "LDKCResult_TxCreationKeysErrorZ");
-       *ret_conv = TxCreationKeys_from_channel_static_keys(per_commitment_point_ref, &broadcaster_keys_conv, &countersignatory_keys_conv);
-       return (int64_t)ret_conv;
+       countersignatory_keys_conv.is_owned = false;
+       LDKTxCreationKeys ret_var = TxCreationKeys_from_channel_static_keys(per_commitment_point_ref, &broadcaster_keys_conv, &countersignatory_keys_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_get_1revokeable_1redeemscript(JNIEnv *env, jclass clz, int8_tArray revocation_key, int16_t contest_delay, int8_tArray broadcaster_delayed_payment_key) {
@@ -39267,68 +42059,75 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_get_1revokeable_1redeem
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKHTLCOutputInCommitment this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        HTLCOutputInCommitment_free(this_obj_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1get_1offered(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = HTLCOutputInCommitment_get_offered(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1set_1offered(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        HTLCOutputInCommitment_set_offered(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1get_1amount_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = HTLCOutputInCommitment_get_amount_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1set_1amount_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        HTLCOutputInCommitment_set_amount_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1get_1cltv_1expiry(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = HTLCOutputInCommitment_get_cltv_expiry(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1set_1cltv_1expiry(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        HTLCOutputInCommitment_set_cltv_expiry(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1get_1payment_1hash(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *HTLCOutputInCommitment_get_payment_hash(&this_ptr_conv));
        return ret_arr;
@@ -39336,9 +42135,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1set_1payment_1hash(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -39347,24 +42147,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1set_1p
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1get_1transaction_1output_1index(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = HTLCOutputInCommitment_get_transaction_output_index(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1set_1transaction_1output_1index(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKHTLCOutputInCommitment this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u32Z val_conv = *(LDKCOption_u32Z*)(val_ptr);
-       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u32Z_clone((LDKCOption_u32Z*)untag_ptr(val));
        HTLCOutputInCommitment_set_transaction_output_index(&this_ptr_conv, val_conv);
 }
 
@@ -39372,65 +42174,68 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1new
        LDKThirtyTwoBytes payment_hash_arg_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash_arg) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash_arg, 0, 32, payment_hash_arg_ref.data);
-       void* transaction_output_index_arg_ptr = (void*)(((uintptr_t)transaction_output_index_arg) & ~1);
+       void* transaction_output_index_arg_ptr = untag_ptr(transaction_output_index_arg);
        CHECK_ACCESS(transaction_output_index_arg_ptr);
        LDKCOption_u32Z transaction_output_index_arg_conv = *(LDKCOption_u32Z*)(transaction_output_index_arg_ptr);
-       transaction_output_index_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)(((uintptr_t)transaction_output_index_arg) & ~1));
+       transaction_output_index_arg_conv = COption_u32Z_clone((LDKCOption_u32Z*)untag_ptr(transaction_output_index_arg));
        LDKHTLCOutputInCommitment ret_var = HTLCOutputInCommitment_new(offered_arg, amount_msat_arg, cltv_expiry_arg, payment_hash_arg_ref, transaction_output_index_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t HTLCOutputInCommitment_clone_ptr(LDKHTLCOutputInCommitment *NONNULL_PTR arg) {
+static inline uint64_t HTLCOutputInCommitment_clone_ptr(LDKHTLCOutputInCommitment *NONNULL_PTR arg) {
        LDKHTLCOutputInCommitment ret_var = HTLCOutputInCommitment_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKHTLCOutputInCommitment arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = HTLCOutputInCommitment_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKHTLCOutputInCommitment orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKHTLCOutputInCommitment ret_var = HTLCOutputInCommitment_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKHTLCOutputInCommitment a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKHTLCOutputInCommitment b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = HTLCOutputInCommitment_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKHTLCOutputInCommitment obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = HTLCOutputInCommitment_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -39445,18 +42250,20 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1rea
        LDKCResult_HTLCOutputInCommitmentDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HTLCOutputInCommitmentDecodeErrorZ), "LDKCResult_HTLCOutputInCommitmentDecodeErrorZ");
        *ret_conv = HTLCOutputInCommitment_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_get_1htlc_1redeemscript(JNIEnv *env, jclass clz, int64_t htlc, jboolean opt_anchors, int64_t keys) {
        LDKHTLCOutputInCommitment htlc_conv;
-       htlc_conv.inner = (void*)(htlc & (~1));
-       htlc_conv.is_owned = false;
+       htlc_conv.inner = untag_ptr(htlc);
+       htlc_conv.is_owned = ptr_is_owned(htlc);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
+       htlc_conv.is_owned = false;
        LDKTxCreationKeys keys_conv;
-       keys_conv.inner = (void*)(keys & (~1));
-       keys_conv.is_owned = false;
+       keys_conv.inner = untag_ptr(keys);
+       keys_conv.is_owned = ptr_is_owned(keys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(keys_conv);
+       keys_conv.is_owned = false;
        LDKCVec_u8Z ret_var = get_htlc_redeemscript(&htlc_conv, opt_anchors, &keys_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -39478,28 +42285,61 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_make_1funding_1redeemsc
        return ret_arr;
 }
 
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_build_1htlc_1transaction(JNIEnv *env, jclass clz, int8_tArray commitment_txid, int32_t feerate_per_kw, int16_t contest_delay, int64_t htlc, jboolean opt_anchors, int8_tArray broadcaster_delayed_payment_key, int8_tArray revocation_key) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_build_1htlc_1transaction(JNIEnv *env, jclass clz, int8_tArray commitment_txid, int32_t feerate_per_kw, int16_t contest_delay, int64_t htlc, jboolean opt_anchors, jboolean use_non_zero_fee_anchors, int8_tArray broadcaster_delayed_payment_key, int8_tArray revocation_key) {
        unsigned char commitment_txid_arr[32];
        CHECK((*env)->GetArrayLength(env, commitment_txid) == 32);
        (*env)->GetByteArrayRegion(env, commitment_txid, 0, 32, commitment_txid_arr);
        unsigned char (*commitment_txid_ref)[32] = &commitment_txid_arr;
        LDKHTLCOutputInCommitment htlc_conv;
-       htlc_conv.inner = (void*)(htlc & (~1));
-       htlc_conv.is_owned = false;
+       htlc_conv.inner = untag_ptr(htlc);
+       htlc_conv.is_owned = ptr_is_owned(htlc);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(htlc_conv);
+       htlc_conv.is_owned = false;
        LDKPublicKey broadcaster_delayed_payment_key_ref;
        CHECK((*env)->GetArrayLength(env, broadcaster_delayed_payment_key) == 33);
        (*env)->GetByteArrayRegion(env, broadcaster_delayed_payment_key, 0, 33, broadcaster_delayed_payment_key_ref.compressed_form);
        LDKPublicKey revocation_key_ref;
        CHECK((*env)->GetArrayLength(env, revocation_key) == 33);
        (*env)->GetByteArrayRegion(env, revocation_key, 0, 33, revocation_key_ref.compressed_form);
-       LDKTransaction ret_var = build_htlc_transaction(commitment_txid_ref, feerate_per_kw, contest_delay, &htlc_conv, opt_anchors, broadcaster_delayed_payment_key_ref, revocation_key_ref);
+       LDKTransaction ret_var = build_htlc_transaction(commitment_txid_ref, feerate_per_kw, contest_delay, &htlc_conv, opt_anchors, use_non_zero_fee_anchors, broadcaster_delayed_payment_key_ref, revocation_key_ref);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
        Transaction_free(ret_var);
        return ret_arr;
 }
 
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_build_1htlc_1input_1witness(JNIEnv *env, jclass clz, int8_tArray local_sig, int8_tArray remote_sig, int8_tArray preimage, int8_tArray redeem_script, jboolean opt_anchors) {
+       LDKSignature local_sig_ref;
+       CHECK((*env)->GetArrayLength(env, local_sig) == 64);
+       (*env)->GetByteArrayRegion(env, local_sig, 0, 64, local_sig_ref.compact_form);
+       LDKSignature remote_sig_ref;
+       CHECK((*env)->GetArrayLength(env, remote_sig) == 64);
+       (*env)->GetByteArrayRegion(env, remote_sig, 0, 64, remote_sig_ref.compact_form);
+       LDKThirtyTwoBytes preimage_ref;
+       CHECK((*env)->GetArrayLength(env, preimage) == 32);
+       (*env)->GetByteArrayRegion(env, preimage, 0, 32, preimage_ref.data);
+       LDKu8slice redeem_script_ref;
+       redeem_script_ref.datalen = (*env)->GetArrayLength(env, redeem_script);
+       redeem_script_ref.data = (*env)->GetByteArrayElements (env, redeem_script, NULL);
+       LDKWitness ret_var = build_htlc_input_witness(local_sig_ref, remote_sig_ref, preimage_ref, redeem_script_ref, opt_anchors);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       Witness_free(ret_var);
+       (*env)->ReleaseByteArrayElements(env, redeem_script, (int8_t*)redeem_script_ref.data, 0);
+       return ret_arr;
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_get_1to_1countersignatory_1with_1anchors_1redeemscript(JNIEnv *env, jclass clz, int8_tArray payment_point) {
+       LDKPublicKey payment_point_ref;
+       CHECK((*env)->GetArrayLength(env, payment_point) == 33);
+       (*env)->GetByteArrayRegion(env, payment_point, 0, 33, payment_point_ref.compressed_form);
+       LDKCVec_u8Z ret_var = get_to_countersignatory_with_anchors_redeemscript(payment_point_ref);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_get_1anchor_1redeemscript(JNIEnv *env, jclass clz, int8_tArray funding_pubkey) {
        LDKPublicKey funding_pubkey_ref;
        CHECK((*env)->GetArrayLength(env, funding_pubkey) == 33);
@@ -39511,39 +42351,50 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_get_1anchor_1redeemscri
        return ret_arr;
 }
 
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_build_1anchor_1input_1witness(JNIEnv *env, jclass clz, int8_tArray funding_key, int8_tArray funding_sig) {
+       LDKPublicKey funding_key_ref;
+       CHECK((*env)->GetArrayLength(env, funding_key) == 33);
+       (*env)->GetByteArrayRegion(env, funding_key, 0, 33, funding_key_ref.compressed_form);
+       LDKSignature funding_sig_ref;
+       CHECK((*env)->GetArrayLength(env, funding_sig) == 64);
+       (*env)->GetByteArrayRegion(env, funding_sig, 0, 64, funding_sig_ref.compact_form);
+       LDKWitness ret_var = build_anchor_input_witness(funding_key_ref, funding_sig_ref);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       Witness_free(ret_var);
+       return ret_arr;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelTransactionParameters this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelTransactionParameters_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1get_1holder_1pubkeys(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelPublicKeys ret_var = ChannelTransactionParameters_get_holder_pubkeys(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1set_1holder_1pubkeys(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelPublicKeys val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelPublicKeys_clone(&val_conv);
        ChannelTransactionParameters_set_holder_pubkeys(&this_ptr_conv, val_conv);
@@ -39551,65 +42402,64 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1get_1holder_1selected_1contest_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = ChannelTransactionParameters_get_holder_selected_contest_delay(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1set_1holder_1selected_1contest_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelTransactionParameters_set_holder_selected_contest_delay(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1get_1is_1outbound_1from_1holder(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelTransactionParameters_get_is_outbound_from_holder(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1set_1is_1outbound_1from_1holder(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelTransactionParameters_set_is_outbound_from_holder(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1get_1counterparty_1parameters(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCounterpartyChannelTransactionParameters ret_var = ChannelTransactionParameters_get_counterparty_parameters(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1set_1counterparty_1parameters(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCounterpartyChannelTransactionParameters val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = CounterpartyChannelTransactionParameters_clone(&val_conv);
        ChannelTransactionParameters_set_counterparty_parameters(&this_ptr_conv, val_conv);
@@ -39617,31 +42467,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1get_1funding_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint ret_var = ChannelTransactionParameters_get_funding_outpoint(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1set_1funding_1outpoint(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKOutPoint val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = OutPoint_clone(&val_conv);
        ChannelTransactionParameters_set_funding_outpoint(&this_ptr_conv, val_conv);
@@ -39649,122 +42494,129 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1get_1opt_1anchors(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jclass ret_conv = LDKCOption_NoneZ_to_java(env, ChannelTransactionParameters_get_opt_anchors(&this_ptr_conv));
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1set_1opt_1anchors(JNIEnv *env, jclass clz, int64_t this_ptr, jclass val) {
        LDKChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_NoneZ val_conv = LDKCOption_NoneZ_from_java(env, val);
        ChannelTransactionParameters_set_opt_anchors(&this_ptr_conv, val_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1new(JNIEnv *env, jclass clz, int64_t holder_pubkeys_arg, int16_t holder_selected_contest_delay_arg, jboolean is_outbound_from_holder_arg, int64_t counterparty_parameters_arg, int64_t funding_outpoint_arg, jclass opt_anchors_arg) {
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1get_1opt_1non_1zero_1fee_1anchors(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKChannelTransactionParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       jclass ret_conv = LDKCOption_NoneZ_to_java(env, ChannelTransactionParameters_get_opt_non_zero_fee_anchors(&this_ptr_conv));
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1set_1opt_1non_1zero_1fee_1anchors(JNIEnv *env, jclass clz, int64_t this_ptr, jclass val) {
+       LDKChannelTransactionParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       LDKCOption_NoneZ val_conv = LDKCOption_NoneZ_from_java(env, val);
+       ChannelTransactionParameters_set_opt_non_zero_fee_anchors(&this_ptr_conv, val_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1new(JNIEnv *env, jclass clz, int64_t holder_pubkeys_arg, int16_t holder_selected_contest_delay_arg, jboolean is_outbound_from_holder_arg, int64_t counterparty_parameters_arg, int64_t funding_outpoint_arg, jclass opt_anchors_arg, jclass opt_non_zero_fee_anchors_arg) {
        LDKChannelPublicKeys holder_pubkeys_arg_conv;
-       holder_pubkeys_arg_conv.inner = (void*)(holder_pubkeys_arg & (~1));
-       holder_pubkeys_arg_conv.is_owned = (holder_pubkeys_arg & 1) || (holder_pubkeys_arg == 0);
+       holder_pubkeys_arg_conv.inner = untag_ptr(holder_pubkeys_arg);
+       holder_pubkeys_arg_conv.is_owned = ptr_is_owned(holder_pubkeys_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(holder_pubkeys_arg_conv);
        holder_pubkeys_arg_conv = ChannelPublicKeys_clone(&holder_pubkeys_arg_conv);
        LDKCounterpartyChannelTransactionParameters counterparty_parameters_arg_conv;
-       counterparty_parameters_arg_conv.inner = (void*)(counterparty_parameters_arg & (~1));
-       counterparty_parameters_arg_conv.is_owned = (counterparty_parameters_arg & 1) || (counterparty_parameters_arg == 0);
+       counterparty_parameters_arg_conv.inner = untag_ptr(counterparty_parameters_arg);
+       counterparty_parameters_arg_conv.is_owned = ptr_is_owned(counterparty_parameters_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(counterparty_parameters_arg_conv);
        counterparty_parameters_arg_conv = CounterpartyChannelTransactionParameters_clone(&counterparty_parameters_arg_conv);
        LDKOutPoint funding_outpoint_arg_conv;
-       funding_outpoint_arg_conv.inner = (void*)(funding_outpoint_arg & (~1));
-       funding_outpoint_arg_conv.is_owned = (funding_outpoint_arg & 1) || (funding_outpoint_arg == 0);
+       funding_outpoint_arg_conv.inner = untag_ptr(funding_outpoint_arg);
+       funding_outpoint_arg_conv.is_owned = ptr_is_owned(funding_outpoint_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_outpoint_arg_conv);
        funding_outpoint_arg_conv = OutPoint_clone(&funding_outpoint_arg_conv);
        LDKCOption_NoneZ opt_anchors_arg_conv = LDKCOption_NoneZ_from_java(env, opt_anchors_arg);
-       LDKChannelTransactionParameters ret_var = ChannelTransactionParameters_new(holder_pubkeys_arg_conv, holder_selected_contest_delay_arg, is_outbound_from_holder_arg, counterparty_parameters_arg_conv, funding_outpoint_arg_conv, opt_anchors_arg_conv);
+       LDKCOption_NoneZ opt_non_zero_fee_anchors_arg_conv = LDKCOption_NoneZ_from_java(env, opt_non_zero_fee_anchors_arg);
+       LDKChannelTransactionParameters ret_var = ChannelTransactionParameters_new(holder_pubkeys_arg_conv, holder_selected_contest_delay_arg, is_outbound_from_holder_arg, counterparty_parameters_arg_conv, funding_outpoint_arg_conv, opt_anchors_arg_conv, opt_non_zero_fee_anchors_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelTransactionParameters_clone_ptr(LDKChannelTransactionParameters *NONNULL_PTR arg) {
+static inline uint64_t ChannelTransactionParameters_clone_ptr(LDKChannelTransactionParameters *NONNULL_PTR arg) {
        LDKChannelTransactionParameters ret_var = ChannelTransactionParameters_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelTransactionParameters arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelTransactionParameters_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelTransactionParameters orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelTransactionParameters ret_var = ChannelTransactionParameters_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKCounterpartyChannelTransactionParameters this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        CounterpartyChannelTransactionParameters_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1get_1pubkeys(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelPublicKeys ret_var = CounterpartyChannelTransactionParameters_get_pubkeys(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1set_1pubkeys(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelPublicKeys val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelPublicKeys_clone(&val_conv);
        CounterpartyChannelTransactionParameters_set_pubkeys(&this_ptr_conv, val_conv);
@@ -39772,125 +42624,108 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransaction
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1get_1selected_1contest_1delay(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = CounterpartyChannelTransactionParameters_get_selected_contest_delay(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1set_1selected_1contest_1delay(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKCounterpartyChannelTransactionParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        CounterpartyChannelTransactionParameters_set_selected_contest_delay(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1new(JNIEnv *env, jclass clz, int64_t pubkeys_arg, int16_t selected_contest_delay_arg) {
        LDKChannelPublicKeys pubkeys_arg_conv;
-       pubkeys_arg_conv.inner = (void*)(pubkeys_arg & (~1));
-       pubkeys_arg_conv.is_owned = (pubkeys_arg & 1) || (pubkeys_arg == 0);
+       pubkeys_arg_conv.inner = untag_ptr(pubkeys_arg);
+       pubkeys_arg_conv.is_owned = ptr_is_owned(pubkeys_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(pubkeys_arg_conv);
        pubkeys_arg_conv = ChannelPublicKeys_clone(&pubkeys_arg_conv);
        LDKCounterpartyChannelTransactionParameters ret_var = CounterpartyChannelTransactionParameters_new(pubkeys_arg_conv, selected_contest_delay_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t CounterpartyChannelTransactionParameters_clone_ptr(LDKCounterpartyChannelTransactionParameters *NONNULL_PTR arg) {
+static inline uint64_t CounterpartyChannelTransactionParameters_clone_ptr(LDKCounterpartyChannelTransactionParameters *NONNULL_PTR arg) {
        LDKCounterpartyChannelTransactionParameters ret_var = CounterpartyChannelTransactionParameters_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKCounterpartyChannelTransactionParameters arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = CounterpartyChannelTransactionParameters_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKCounterpartyChannelTransactionParameters orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKCounterpartyChannelTransactionParameters ret_var = CounterpartyChannelTransactionParameters_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1is_1populated(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTransactionParameters_is_populated(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1as_1holder_1broadcastable(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKDirectedChannelTransactionParameters ret_var = ChannelTransactionParameters_as_holder_broadcastable(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1as_1counterparty_1broadcastable(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKDirectedChannelTransactionParameters ret_var = ChannelTransactionParameters_as_counterparty_broadcastable(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransactionParameters_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKCounterpartyChannelTransactionParameters obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = CounterpartyChannelTransactionParameters_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -39905,14 +42740,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CounterpartyChannelTransact
        LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ), "LDKCResult_CounterpartyChannelTransactionParametersDecodeErrorZ");
        *ret_conv = CounterpartyChannelTransactionParameters_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameters_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelTransactionParameters obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelTransactionParameters_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -39927,108 +42763,100 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTransactionParameter
        LDKCResult_ChannelTransactionParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTransactionParametersDecodeErrorZ), "LDKCResult_ChannelTransactionParametersDecodeErrorZ");
        *ret_conv = ChannelTransactionParameters_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DirectedChannelTransactionParameters_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKDirectedChannelTransactionParameters this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        DirectedChannelTransactionParameters_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelTransactionParameters_1broadcaster_1pubkeys(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelPublicKeys ret_var = DirectedChannelTransactionParameters_broadcaster_pubkeys(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelTransactionParameters_1countersignatory_1pubkeys(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelPublicKeys ret_var = DirectedChannelTransactionParameters_countersignatory_pubkeys(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelTransactionParameters_1contest_1delay(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int16_t ret_conv = DirectedChannelTransactionParameters_contest_delay(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_DirectedChannelTransactionParameters_1is_1outbound(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = DirectedChannelTransactionParameters_is_outbound(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelTransactionParameters_1funding_1outpoint(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKOutPoint ret_var = DirectedChannelTransactionParameters_funding_outpoint(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_DirectedChannelTransactionParameters_1opt_1anchors(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelTransactionParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = DirectedChannelTransactionParameters_opt_anchors(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKHolderCommitmentTransaction this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        HolderCommitmentTransaction_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1get_1counterparty_1sig(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKHolderCommitmentTransaction this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 64);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 64, HolderCommitmentTransaction_get_counterparty_sig(&this_ptr_conv).compact_form);
        return ret_arr;
@@ -40036,20 +42864,42 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransac
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1set_1counterparty_1sig(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKHolderCommitmentTransaction this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKSignature val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 64);
        (*env)->GetByteArrayRegion(env, val, 0, 64, val_ref.compact_form);
        HolderCommitmentTransaction_set_counterparty_sig(&this_ptr_conv, val_ref);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1set_1counterparty_1htlc_1sigs(JNIEnv *env, jclass clz, int64_t this_ptr, jobjectArray val) {
+JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1get_1counterparty_1htlc_1sigs(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKHolderCommitmentTransaction this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_SignatureZ ret_var = HolderCommitmentTransaction_get_counterparty_htlc_sigs(&this_ptr_conv);
+       jobjectArray ret_arr = NULL;
+       ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_B_clz, NULL);
+       ;
+       for (size_t i = 0; i < ret_var.datalen; i++) {
+               int8_tArray ret_conv_8_arr = (*env)->NewByteArray(env, 64);
+               (*env)->SetByteArrayRegion(env, ret_conv_8_arr, 0, 64, ret_var.data[i].compact_form);
+               (*env)->SetObjectArrayElement(env, ret_arr, i, ret_conv_8_arr);
+       }
+       
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1set_1counterparty_1htlc_1sigs(JNIEnv *env, jclass clz, int64_t this_ptr, jobjectArray val) {
+       LDKHolderCommitmentTransaction this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_SignatureZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -40066,49 +42916,42 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1s
        HolderCommitmentTransaction_set_counterparty_htlc_sigs(&this_ptr_conv, val_constr);
 }
 
-static inline uintptr_t HolderCommitmentTransaction_clone_ptr(LDKHolderCommitmentTransaction *NONNULL_PTR arg) {
+static inline uint64_t HolderCommitmentTransaction_clone_ptr(LDKHolderCommitmentTransaction *NONNULL_PTR arg) {
        LDKHolderCommitmentTransaction ret_var = HolderCommitmentTransaction_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKHolderCommitmentTransaction arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = HolderCommitmentTransaction_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKHolderCommitmentTransaction orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKHolderCommitmentTransaction ret_var = HolderCommitmentTransaction_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKHolderCommitmentTransaction obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = HolderCommitmentTransaction_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -40123,13 +42966,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction
        LDKCResult_HolderCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_HolderCommitmentTransactionDecodeErrorZ), "LDKCResult_HolderCommitmentTransactionDecodeErrorZ");
        *ret_conv = HolderCommitmentTransaction_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1new(JNIEnv *env, jclass clz, int64_t commitment_tx, int8_tArray counterparty_sig, jobjectArray counterparty_htlc_sigs, int8_tArray holder_funding_key, int8_tArray counterparty_funding_key) {
        LDKCommitmentTransaction commitment_tx_conv;
-       commitment_tx_conv.inner = (void*)(commitment_tx & (~1));
-       commitment_tx_conv.is_owned = (commitment_tx & 1) || (commitment_tx == 0);
+       commitment_tx_conv.inner = untag_ptr(commitment_tx);
+       commitment_tx_conv.is_owned = ptr_is_owned(commitment_tx);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(commitment_tx_conv);
        commitment_tx_conv = CommitmentTransaction_clone(&commitment_tx_conv);
        LDKSignature counterparty_sig_ref;
@@ -40156,29 +42999,25 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction
        (*env)->GetByteArrayRegion(env, counterparty_funding_key, 0, 33, counterparty_funding_key_ref.compressed_form);
        LDKHolderCommitmentTransaction ret_var = HolderCommitmentTransaction_new(commitment_tx_conv, counterparty_sig_ref, counterparty_htlc_sigs_constr, holder_funding_key_ref, counterparty_funding_key_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKBuiltCommitmentTransaction this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        BuiltCommitmentTransaction_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1get_1transaction(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKTransaction ret_var = BuiltCommitmentTransaction_get_transaction(&this_ptr_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -40188,9 +43027,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransact
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1set_1transaction(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKTransaction val_ref;
        val_ref.datalen = (*env)->GetArrayLength(env, val);
        val_ref.data = MALLOC(val_ref.datalen, "LDKTransaction Bytes");
@@ -40201,9 +43041,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1se
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1get_1txid(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *BuiltCommitmentTransaction_get_txid(&this_ptr_conv));
        return ret_arr;
@@ -40211,9 +43052,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransact
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1set_1txid(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKBuiltCommitmentTransaction this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -40231,59 +43073,47 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_
        (*env)->GetByteArrayRegion(env, txid_arg, 0, 32, txid_arg_ref.data);
        LDKBuiltCommitmentTransaction ret_var = BuiltCommitmentTransaction_new(transaction_arg_ref, txid_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t BuiltCommitmentTransaction_clone_ptr(LDKBuiltCommitmentTransaction *NONNULL_PTR arg) {
+static inline uint64_t BuiltCommitmentTransaction_clone_ptr(LDKBuiltCommitmentTransaction *NONNULL_PTR arg) {
        LDKBuiltCommitmentTransaction ret_var = BuiltCommitmentTransaction_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKBuiltCommitmentTransaction arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = BuiltCommitmentTransaction_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKBuiltCommitmentTransaction orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKBuiltCommitmentTransaction ret_var = BuiltCommitmentTransaction_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKBuiltCommitmentTransaction obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = BuiltCommitmentTransaction_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -40298,14 +43128,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_
        LDKCResult_BuiltCommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BuiltCommitmentTransactionDecodeErrorZ), "LDKCResult_BuiltCommitmentTransactionDecodeErrorZ");
        *ret_conv = BuiltCommitmentTransaction_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1get_1sighash_1all(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKBuiltCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKu8slice funding_redeemscript_ref;
        funding_redeemscript_ref.datalen = (*env)->GetArrayLength(env, funding_redeemscript);
        funding_redeemscript_ref.data = (*env)->GetByteArrayElements (env, funding_redeemscript, NULL);
@@ -40317,9 +43148,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransact
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransaction_1sign(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray funding_key, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKBuiltCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char funding_key_arr[32];
        CHECK((*env)->GetArrayLength(env, funding_key) == 32);
        (*env)->GetByteArrayRegion(env, funding_key, 0, 32, funding_key_arr);
@@ -40335,59 +43167,67 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BuiltCommitmentTransact
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKClosingTransaction this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ClosingTransaction_free(this_obj_conv);
 }
 
-static inline uintptr_t ClosingTransaction_clone_ptr(LDKClosingTransaction *NONNULL_PTR arg) {
+static inline uint64_t ClosingTransaction_clone_ptr(LDKClosingTransaction *NONNULL_PTR arg) {
        LDKClosingTransaction ret_var = ClosingTransaction_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKClosingTransaction arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ClosingTransaction_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKClosingTransaction orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKClosingTransaction ret_var = ClosingTransaction_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKClosingTransaction o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = ClosingTransaction_hash(&o_conv);
        return ret_conv;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKClosingTransaction a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKClosingTransaction b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ClosingTransaction_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1new(JNIEnv *env, jclass clz, int64_t to_holder_value_sat, int64_t to_counterparty_value_sat, int8_tArray to_holder_script, int8_tArray to_counterparty_script, int64_t funding_outpoint) {
        LDKCVec_u8Z to_holder_script_ref;
        to_holder_script_ref.datalen = (*env)->GetArrayLength(env, to_holder_script);
@@ -40398,77 +43238,72 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1new(JNI
        to_counterparty_script_ref.data = MALLOC(to_counterparty_script_ref.datalen, "LDKCVec_u8Z Bytes");
        (*env)->GetByteArrayRegion(env, to_counterparty_script, 0, to_counterparty_script_ref.datalen, to_counterparty_script_ref.data);
        LDKOutPoint funding_outpoint_conv;
-       funding_outpoint_conv.inner = (void*)(funding_outpoint & (~1));
-       funding_outpoint_conv.is_owned = (funding_outpoint & 1) || (funding_outpoint == 0);
+       funding_outpoint_conv.inner = untag_ptr(funding_outpoint);
+       funding_outpoint_conv.is_owned = ptr_is_owned(funding_outpoint);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_outpoint_conv);
        funding_outpoint_conv = OutPoint_clone(&funding_outpoint_conv);
        LDKClosingTransaction ret_var = ClosingTransaction_new(to_holder_value_sat, to_counterparty_value_sat, to_holder_script_ref, to_counterparty_script_ref, funding_outpoint_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1trust(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKTrustedClosingTransaction ret_var = ClosingTransaction_trust(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1verify(JNIEnv *env, jclass clz, int64_t this_arg, int64_t funding_outpoint) {
        LDKClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKOutPoint funding_outpoint_conv;
-       funding_outpoint_conv.inner = (void*)(funding_outpoint & (~1));
-       funding_outpoint_conv.is_owned = (funding_outpoint & 1) || (funding_outpoint == 0);
+       funding_outpoint_conv.inner = untag_ptr(funding_outpoint);
+       funding_outpoint_conv.is_owned = ptr_is_owned(funding_outpoint);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(funding_outpoint_conv);
        funding_outpoint_conv = OutPoint_clone(&funding_outpoint_conv);
        LDKCResult_TrustedClosingTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedClosingTransactionNoneZ), "LDKCResult_TrustedClosingTransactionNoneZ");
        *ret_conv = ClosingTransaction_verify(&this_arg_conv, funding_outpoint_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1to_1holder_1value_1sat(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = ClosingTransaction_to_holder_value_sat(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1to_1counterparty_1value_1sat(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = ClosingTransaction_to_counterparty_value_sat(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1to_1holder_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKu8slice ret_var = ClosingTransaction_to_holder_script(&this_arg_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -40477,9 +43312,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1to_
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1to_1counterparty_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKu8slice ret_var = ClosingTransaction_to_counterparty_script(&this_arg_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -40488,17 +43324,18 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ClosingTransaction_1to_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TrustedClosingTransaction_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKTrustedClosingTransaction this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        TrustedClosingTransaction_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedClosingTransaction_1built_1transaction(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKTrustedClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKTransaction ret_var = TrustedClosingTransaction_built_transaction(&this_arg_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -40508,9 +43345,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedClosingTransacti
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedClosingTransaction_1get_1sighash_1all(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKTrustedClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKu8slice funding_redeemscript_ref;
        funding_redeemscript_ref.datalen = (*env)->GetArrayLength(env, funding_redeemscript);
        funding_redeemscript_ref.data = (*env)->GetByteArrayElements (env, funding_redeemscript, NULL);
@@ -40522,9 +43360,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedClosingTransacti
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedClosingTransaction_1sign(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray funding_key, int8_tArray funding_redeemscript, int64_t channel_value_satoshis) {
        LDKTrustedClosingTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char funding_key_arr[32];
        CHECK((*env)->GetArrayLength(env, funding_key) == 32);
        (*env)->GetByteArrayRegion(env, funding_key, 0, 32, funding_key_arr);
@@ -40540,55 +43379,48 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedClosingTransacti
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKCommitmentTransaction this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        CommitmentTransaction_free(this_obj_conv);
 }
 
-static inline uintptr_t CommitmentTransaction_clone_ptr(LDKCommitmentTransaction *NONNULL_PTR arg) {
+static inline uint64_t CommitmentTransaction_clone_ptr(LDKCommitmentTransaction *NONNULL_PTR arg) {
        LDKCommitmentTransaction ret_var = CommitmentTransaction_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKCommitmentTransaction arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = CommitmentTransaction_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKCommitmentTransaction orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKCommitmentTransaction ret_var = CommitmentTransaction_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKCommitmentTransaction obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = CommitmentTransaction_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -40603,97 +43435,102 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1read
        LDKCResult_CommitmentTransactionDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CommitmentTransactionDecodeErrorZ), "LDKCResult_CommitmentTransactionDecodeErrorZ");
        *ret_conv = CommitmentTransaction_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1commitment_1number(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = CommitmentTransaction_commitment_number(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1to_1broadcaster_1value_1sat(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = CommitmentTransaction_to_broadcaster_value_sat(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1to_1countersignatory_1value_1sat(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = CommitmentTransaction_to_countersignatory_value_sat(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1feerate_1per_1kw(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int32_t ret_conv = CommitmentTransaction_feerate_per_kw(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1trust(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKTrustedCommitmentTransaction ret_var = CommitmentTransaction_trust(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CommitmentTransaction_1verify(JNIEnv *env, jclass clz, int64_t this_arg, int64_t channel_parameters, int64_t broadcaster_keys, int64_t countersignatory_keys) {
        LDKCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKDirectedChannelTransactionParameters channel_parameters_conv;
-       channel_parameters_conv.inner = (void*)(channel_parameters & (~1));
-       channel_parameters_conv.is_owned = false;
+       channel_parameters_conv.inner = untag_ptr(channel_parameters);
+       channel_parameters_conv.is_owned = ptr_is_owned(channel_parameters);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_conv);
+       channel_parameters_conv.is_owned = false;
        LDKChannelPublicKeys broadcaster_keys_conv;
-       broadcaster_keys_conv.inner = (void*)(broadcaster_keys & (~1));
-       broadcaster_keys_conv.is_owned = false;
+       broadcaster_keys_conv.inner = untag_ptr(broadcaster_keys);
+       broadcaster_keys_conv.is_owned = ptr_is_owned(broadcaster_keys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(broadcaster_keys_conv);
+       broadcaster_keys_conv.is_owned = false;
        LDKChannelPublicKeys countersignatory_keys_conv;
-       countersignatory_keys_conv.inner = (void*)(countersignatory_keys & (~1));
-       countersignatory_keys_conv.is_owned = false;
+       countersignatory_keys_conv.inner = untag_ptr(countersignatory_keys);
+       countersignatory_keys_conv.is_owned = ptr_is_owned(countersignatory_keys);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(countersignatory_keys_conv);
+       countersignatory_keys_conv.is_owned = false;
        LDKCResult_TrustedCommitmentTransactionNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_TrustedCommitmentTransactionNoneZ), "LDKCResult_TrustedCommitmentTransactionNoneZ");
        *ret_conv = CommitmentTransaction_verify(&this_arg_conv, &channel_parameters_conv, &broadcaster_keys_conv, &countersignatory_keys_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TrustedCommitmentTransaction_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKTrustedCommitmentTransaction this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        TrustedCommitmentTransaction_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedCommitmentTransaction_1txid(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, TrustedCommitmentTransaction_txid(&this_arg_conv).data);
        return ret_arr;
@@ -40701,63 +43538,58 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_TrustedCommitmentTransa
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TrustedCommitmentTransaction_1built_1transaction(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKBuiltCommitmentTransaction ret_var = TrustedCommitmentTransaction_built_transaction(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TrustedCommitmentTransaction_1keys(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKTxCreationKeys ret_var = TrustedCommitmentTransaction_keys(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_TrustedCommitmentTransaction_1opt_1anchors(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKTrustedCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = TrustedCommitmentTransaction_opt_anchors(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_TrustedCommitmentTransaction_1get_1htlc_1sigs(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray htlc_base_key, int64_t channel_parameters) {
        LDKTrustedCommitmentTransaction this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char htlc_base_key_arr[32];
        CHECK((*env)->GetArrayLength(env, htlc_base_key) == 32);
        (*env)->GetByteArrayRegion(env, htlc_base_key, 0, 32, htlc_base_key_arr);
        unsigned char (*htlc_base_key_ref)[32] = &htlc_base_key_arr;
        LDKDirectedChannelTransactionParameters channel_parameters_conv;
-       channel_parameters_conv.inner = (void*)(channel_parameters & (~1));
-       channel_parameters_conv.is_owned = false;
+       channel_parameters_conv.inner = untag_ptr(channel_parameters);
+       channel_parameters_conv.is_owned = ptr_is_owned(channel_parameters);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_parameters_conv);
+       channel_parameters_conv.is_owned = false;
        LDKCResult_CVec_SignatureZNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret_conv = TrustedCommitmentTransaction_get_htlc_sigs(&this_arg_conv, htlc_base_key_ref, &channel_parameters_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_get_1commitment_1transaction_1number_1obscure_1factor(JNIEnv *env, jclass clz, int8_tArray broadcaster_payment_basepoint, int8_tArray countersignatory_payment_basepoint, jboolean outbound_from_broadcaster) {
@@ -40773,295 +43605,371 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_get_1commitment_1transactio
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKInitFeatures a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKInitFeatures b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKNodeFeatures a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKNodeFeatures b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKChannelFeatures a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKChannelFeatures b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = ChannelFeatures_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKInvoiceFeatures a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKInvoiceFeatures b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = InvoiceFeatures_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKOfferFeatures a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKOfferFeatures b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = OfferFeatures_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKInvoiceRequestFeatures a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKInvoiceRequestFeatures b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = InvoiceRequestFeatures_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKChannelTypeFeatures a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKChannelTypeFeatures b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
-static inline uintptr_t InitFeatures_clone_ptr(LDKInitFeatures *NONNULL_PTR arg) {
+static inline uint64_t InitFeatures_clone_ptr(LDKInitFeatures *NONNULL_PTR arg) {
        LDKInitFeatures ret_var = InitFeatures_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InitFeatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKInitFeatures arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = InitFeatures_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InitFeatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKInitFeatures orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKInitFeatures ret_var = InitFeatures_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t NodeFeatures_clone_ptr(LDKNodeFeatures *NONNULL_PTR arg) {
+static inline uint64_t NodeFeatures_clone_ptr(LDKNodeFeatures *NONNULL_PTR arg) {
        LDKNodeFeatures ret_var = NodeFeatures_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKNodeFeatures arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = NodeFeatures_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKNodeFeatures orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKNodeFeatures ret_var = NodeFeatures_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelFeatures_clone_ptr(LDKChannelFeatures *NONNULL_PTR arg) {
+static inline uint64_t ChannelFeatures_clone_ptr(LDKChannelFeatures *NONNULL_PTR arg) {
        LDKChannelFeatures ret_var = ChannelFeatures_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelFeatures arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelFeatures_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelFeatures orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelFeatures ret_var = ChannelFeatures_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t InvoiceFeatures_clone_ptr(LDKInvoiceFeatures *NONNULL_PTR arg) {
+static inline uint64_t InvoiceFeatures_clone_ptr(LDKInvoiceFeatures *NONNULL_PTR arg) {
        LDKInvoiceFeatures ret_var = InvoiceFeatures_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKInvoiceFeatures arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = InvoiceFeatures_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKInvoiceFeatures orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKInvoiceFeatures ret_var = InvoiceFeatures_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelTypeFeatures_clone_ptr(LDKChannelTypeFeatures *NONNULL_PTR arg) {
-       LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
+static inline uint64_t OfferFeatures_clone_ptr(LDKOfferFeatures *NONNULL_PTR arg) {
+       LDKOfferFeatures ret_var = OfferFeatures_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKOfferFeatures arg_conv;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
+       int64_t ret_conv = OfferFeatures_clone_ptr(&arg_conv);
+       return ret_conv;
 }
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKOfferFeatures orig_conv;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
+       LDKOfferFeatures ret_var = OfferFeatures_clone(&orig_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline uint64_t InvoiceRequestFeatures_clone_ptr(LDKInvoiceRequestFeatures *NONNULL_PTR arg) {
+       LDKInvoiceRequestFeatures ret_var = InvoiceRequestFeatures_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKInvoiceRequestFeatures arg_conv;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
+       int64_t ret_conv = InvoiceRequestFeatures_clone_ptr(&arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKInvoiceRequestFeatures orig_conv;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
+       LDKInvoiceRequestFeatures ret_var = InvoiceRequestFeatures_clone(&orig_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+static inline uint64_t ChannelTypeFeatures_clone_ptr(LDKChannelTypeFeatures *NONNULL_PTR arg) {
+       LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelTypeFeatures arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelTypeFeatures_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelTypeFeatures orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInitFeatures this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        InitFeatures_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKNodeFeatures this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        NodeFeatures_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelFeatures this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelFeatures_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInvoiceFeatures this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        InvoiceFeatures_free(this_obj_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKOfferFeatures this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       OfferFeatures_free(this_obj_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKInvoiceRequestFeatures this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       InvoiceRequestFeatures_free(this_obj_conv);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelTypeFeatures this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelTypeFeatures_free(this_obj_conv);
 }
@@ -41069,34 +43977,17 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1free(JNIE
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InitFeatures_1empty(JNIEnv *env, jclass clz) {
        LDKInitFeatures ret_var = InitFeatures_empty();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InitFeatures_1known(JNIEnv *env, jclass clz) {
-       LDKInitFeatures ret_var = InitFeatures_known();
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_unknown_bits(&this_arg_conv);
        return ret_conv;
 }
@@ -41104,34 +43995,17 @@ JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1un
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1empty(JNIEnv *env, jclass clz) {
        LDKNodeFeatures ret_var = NodeFeatures_empty();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1known(JNIEnv *env, jclass clz) {
-       LDKNodeFeatures ret_var = NodeFeatures_known();
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_unknown_bits(&this_arg_conv);
        return ret_conv;
 }
@@ -41139,34 +44013,17 @@ JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1un
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1empty(JNIEnv *env, jclass clz) {
        LDKChannelFeatures ret_var = ChannelFeatures_empty();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1known(JNIEnv *env, jclass clz) {
-       LDKChannelFeatures ret_var = ChannelFeatures_known();
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelFeatures_requires_unknown_bits(&this_arg_conv);
        return ret_conv;
 }
@@ -41174,78 +44031,81 @@ JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1requires_
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1empty(JNIEnv *env, jclass clz) {
        LDKInvoiceFeatures ret_var = InvoiceFeatures_empty();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1known(JNIEnv *env, jclass clz) {
-       LDKInvoiceFeatures ret_var = InvoiceFeatures_known();
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKInvoiceFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       jboolean ret_conv = InvoiceFeatures_requires_unknown_bits(&this_arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1empty(JNIEnv *env, jclass clz) {
+       LDKOfferFeatures ret_var = OfferFeatures_empty();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
-       LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKOfferFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       jboolean ret_conv = InvoiceFeatures_requires_unknown_bits(&this_arg_conv);
+       this_arg_conv.is_owned = false;
+       jboolean ret_conv = OfferFeatures_requires_unknown_bits(&this_arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1empty(JNIEnv *env, jclass clz) {
-       LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_empty();
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1empty(JNIEnv *env, jclass clz) {
+       LDKInvoiceRequestFeatures ret_var = InvoiceRequestFeatures_empty();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1known(JNIEnv *env, jclass clz) {
-       LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_known();
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKInvoiceRequestFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       jboolean ret_conv = InvoiceRequestFeatures_requires_unknown_bits(&this_arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1empty(JNIEnv *env, jclass clz) {
+       LDKChannelTypeFeatures ret_var = ChannelTypeFeatures_empty();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1requires_1unknown_1bits(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_requires_unknown_bits(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InitFeatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKInitFeatures obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = InitFeatures_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -41260,14 +44120,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InitFeatures_1read(JNIEnv *
        LDKCResult_InitFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InitFeaturesDecodeErrorZ), "LDKCResult_InitFeaturesDecodeErrorZ");
        *ret_conv = InitFeatures_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelFeatures obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelFeatures_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -41282,14 +44143,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1read(JNIEn
        LDKCResult_ChannelFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelFeaturesDecodeErrorZ), "LDKCResult_ChannelFeaturesDecodeErrorZ");
        *ret_conv = ChannelFeatures_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKNodeFeatures obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = NodeFeatures_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -41304,14 +44166,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1read(JNIEnv *
        LDKCResult_NodeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeFeaturesDecodeErrorZ), "LDKCResult_NodeFeaturesDecodeErrorZ");
        *ret_conv = NodeFeatures_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKInvoiceFeatures obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = InvoiceFeatures_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -41326,14 +44189,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1read(JNIEn
        LDKCResult_InvoiceFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceFeaturesDecodeErrorZ), "LDKCResult_InvoiceFeaturesDecodeErrorZ");
        *ret_conv = InvoiceFeatures_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelTypeFeatures obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelTypeFeatures_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -41348,1147 +44212,1404 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1read(J
        LDKCResult_ChannelTypeFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelTypeFeaturesDecodeErrorZ), "LDKCResult_ChannelTypeFeaturesDecodeErrorZ");
        *ret_conv = ChannelTypeFeatures_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKOfferFeatures obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = OfferFeatures_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OfferFeatures_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = (*env)->GetArrayLength(env, ser);
+       ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
+       LDKCResult_OfferFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_OfferFeaturesDecodeErrorZ), "LDKCResult_OfferFeaturesDecodeErrorZ");
+       *ret_conv = OfferFeatures_read(ser_ref);
+       (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKInvoiceRequestFeatures obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = InvoiceRequestFeatures_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceRequestFeatures_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = (*env)->GetArrayLength(env, ser);
+       ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
+       LDKCResult_InvoiceRequestFeaturesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceRequestFeaturesDecodeErrorZ), "LDKCResult_InvoiceRequestFeaturesDecodeErrorZ");
+       *ret_conv = InvoiceRequestFeatures_read(ser_ref);
+       (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1data_1loss_1protect_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_data_loss_protect_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1data_1loss_1protect_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_data_loss_protect_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1data_1loss_1protect(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_data_loss_protect(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1data_1loss_1protect_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_data_loss_protect_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1data_1loss_1protect_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_data_loss_protect_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1data_1loss_1protect(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_data_loss_protect(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1data_1loss_1protect(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_data_loss_protect(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1data_1loss_1protect(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_data_loss_protect(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1initial_1routing_1sync_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_initial_routing_sync_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1initial_1routing_1sync_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_initial_routing_sync_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1initial_1routing_1sync(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_initial_routing_sync(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1upfront_1shutdown_1script_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_upfront_shutdown_script_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1upfront_1shutdown_1script_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_upfront_shutdown_script_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1upfront_1shutdown_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_upfront_shutdown_script(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1upfront_1shutdown_1script_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_upfront_shutdown_script_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1upfront_1shutdown_1script_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_upfront_shutdown_script_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1upfront_1shutdown_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_upfront_shutdown_script(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1upfront_1shutdown_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_upfront_shutdown_script(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1upfront_1shutdown_1script(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_upfront_shutdown_script(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1gossip_1queries_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_gossip_queries_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1gossip_1queries_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_gossip_queries_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1gossip_1queries(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_gossip_queries(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1gossip_1queries_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_gossip_queries_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1gossip_1queries_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_gossip_queries_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1gossip_1queries(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_gossip_queries(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1gossip_1queries(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_gossip_queries(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1gossip_1queries(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_gossip_queries(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1variable_1length_1onion_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_variable_length_onion_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1variable_1length_1onion_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_variable_length_onion_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1variable_1length_1onion(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_variable_length_onion(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1variable_1length_1onion_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_variable_length_onion_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1variable_1length_1onion_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_variable_length_onion_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1variable_1length_1onion(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_variable_length_onion(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1set_1variable_1length_1onion_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InvoiceFeatures_set_variable_length_onion_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1set_1variable_1length_1onion_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InvoiceFeatures_set_variable_length_onion_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1supports_1variable_1length_1onion(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InvoiceFeatures_supports_variable_length_onion(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1variable_1length_1onion(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_variable_length_onion(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1variable_1length_1onion(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_variable_length_onion(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1requires_1variable_1length_1onion(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InvoiceFeatures_requires_variable_length_onion(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1static_1remote_1key_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_static_remote_key_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1static_1remote_1key_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_static_remote_key_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1static_1remote_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_static_remote_key(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1static_1remote_1key_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_static_remote_key_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1static_1remote_1key_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_static_remote_key_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1static_1remote_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_static_remote_key(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1set_1static_1remote_1key_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelTypeFeatures_set_static_remote_key_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1set_1static_1remote_1key_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelTypeFeatures_set_static_remote_key_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1supports_1static_1remote_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_supports_static_remote_key(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1static_1remote_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_static_remote_key(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1static_1remote_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_static_remote_key(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1requires_1static_1remote_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_requires_static_remote_key(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1payment_1secret_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_payment_secret_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1payment_1secret_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_payment_secret_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_payment_secret(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1payment_1secret_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_payment_secret_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1payment_1secret_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_payment_secret_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_payment_secret(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1set_1payment_1secret_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InvoiceFeatures_set_payment_secret_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1set_1payment_1secret_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InvoiceFeatures_set_payment_secret_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1supports_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InvoiceFeatures_supports_payment_secret(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_payment_secret(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_payment_secret(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1requires_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InvoiceFeatures_requires_payment_secret(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1basic_1mpp_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_basic_mpp_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1basic_1mpp_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_basic_mpp_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1basic_1mpp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_basic_mpp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1basic_1mpp_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_basic_mpp_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1basic_1mpp_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_basic_mpp_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1basic_1mpp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_basic_mpp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1set_1basic_1mpp_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InvoiceFeatures_set_basic_mpp_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1set_1basic_1mpp_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InvoiceFeatures_set_basic_mpp_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1supports_1basic_1mpp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InvoiceFeatures_supports_basic_mpp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1basic_1mpp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_basic_mpp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1basic_1mpp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_basic_mpp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceFeatures_1requires_1basic_1mpp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoiceFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InvoiceFeatures_requires_basic_mpp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1wumbo_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_wumbo_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1wumbo_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_wumbo_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1wumbo(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_wumbo(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1wumbo_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_wumbo_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1wumbo_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_wumbo_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1wumbo(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_wumbo(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1wumbo(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_wumbo(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1wumbo(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_wumbo(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1shutdown_1any_1segwit_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_shutdown_any_segwit_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1shutdown_1any_1segwit_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_shutdown_any_segwit_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1shutdown_1anysegwit(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_shutdown_anysegwit(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1shutdown_1any_1segwit_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_shutdown_any_segwit_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1shutdown_1any_1segwit_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_shutdown_any_segwit_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1shutdown_1anysegwit(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_shutdown_anysegwit(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1shutdown_1anysegwit(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_shutdown_anysegwit(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1shutdown_1anysegwit(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_shutdown_anysegwit(&this_arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1channel_1type_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1onion_1messages_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       InitFeatures_set_onion_messages_optional(&this_arg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1onion_1messages_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKInitFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       InitFeatures_set_onion_messages_required(&this_arg_conv);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1onion_1messages(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKInitFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       jboolean ret_conv = InitFeatures_supports_onion_messages(&this_arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1onion_1messages_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKNodeFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       NodeFeatures_set_onion_messages_optional(&this_arg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1onion_1messages_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKNodeFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       NodeFeatures_set_onion_messages_required(&this_arg_conv);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1onion_1messages(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKNodeFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       jboolean ret_conv = NodeFeatures_supports_onion_messages(&this_arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1onion_1messages(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKInitFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       jboolean ret_conv = InitFeatures_requires_onion_messages(&this_arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1onion_1messages(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKNodeFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       jboolean ret_conv = NodeFeatures_requires_onion_messages(&this_arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1channel_1type_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKInitFeatures this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_channel_type_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1channel_1type_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_channel_type_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1channel_1type(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_channel_type(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1channel_1type_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_channel_type_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1channel_1type_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_channel_type_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1channel_1type(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_channel_type(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1channel_1type(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_channel_type(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1channel_1type(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_channel_type(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1scid_1privacy_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_scid_privacy_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1scid_1privacy_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_scid_privacy_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_scid_privacy(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1scid_1privacy_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_scid_privacy_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1scid_1privacy_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_scid_privacy_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_scid_privacy(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1set_1scid_1privacy_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelTypeFeatures_set_scid_privacy_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1set_1scid_1privacy_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelTypeFeatures_set_scid_privacy_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1supports_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_supports_scid_privacy(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_scid_privacy(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_scid_privacy(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1requires_1scid_1privacy(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_requires_scid_privacy(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1zero_1conf_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_zero_conf_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1set_1zero_1conf_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        InitFeatures_set_zero_conf_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1supports_1zero_1conf(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_supports_zero_conf(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1zero_1conf_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_zero_conf_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1zero_1conf_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_zero_conf_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1zero_1conf(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_zero_conf(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1set_1zero_1conf_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelTypeFeatures_set_zero_conf_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1set_1zero_1conf_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ChannelTypeFeatures_set_zero_conf_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1supports_1zero_1conf(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_supports_zero_conf(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InitFeatures_1requires_1zero_1conf(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInitFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = InitFeatures_requires_zero_conf(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1zero_1conf(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_zero_conf(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelTypeFeatures_1requires_1zero_1conf(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelTypeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = ChannelTypeFeatures_requires_zero_conf(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1keysend_1optional(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_keysend_optional(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1set_1keysend_1required(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NodeFeatures_set_keysend_required(&this_arg_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1supports_1keysend(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_supports_keysend(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1requires_1keysend(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeFeatures this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = NodeFeatures_requires_keysend(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKShutdownScript this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ShutdownScript_free(this_obj_conv);
 }
 
-static inline uintptr_t ShutdownScript_clone_ptr(LDKShutdownScript *NONNULL_PTR arg) {
+static inline uint64_t ShutdownScript_clone_ptr(LDKShutdownScript *NONNULL_PTR arg) {
        LDKShutdownScript ret_var = ShutdownScript_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKShutdownScript arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ShutdownScript_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKShutdownScript orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKShutdownScript ret_var = ShutdownScript_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKShutdownScript a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKShutdownScript b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ShutdownScript_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvalidShutdownScript_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInvalidShutdownScript this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        InvalidShutdownScript_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InvalidShutdownScript_1get_1script(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKInvalidShutdownScript this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKu8slice ret_var = InvalidShutdownScript_get_script(&this_ptr_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -42497,9 +45618,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InvalidShutdownScript_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvalidShutdownScript_1set_1script(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKInvalidShutdownScript this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u8Z val_ref;
        val_ref.datalen = (*env)->GetArrayLength(env, val);
        val_ref.data = MALLOC(val_ref.datalen, "LDKCVec_u8Z Bytes");
@@ -42514,59 +45636,47 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvalidShutdownScript_1new(
        (*env)->GetByteArrayRegion(env, script_arg, 0, script_arg_ref.datalen, script_arg_ref.data);
        LDKInvalidShutdownScript ret_var = InvalidShutdownScript_new(script_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t InvalidShutdownScript_clone_ptr(LDKInvalidShutdownScript *NONNULL_PTR arg) {
+static inline uint64_t InvalidShutdownScript_clone_ptr(LDKInvalidShutdownScript *NONNULL_PTR arg) {
        LDKInvalidShutdownScript ret_var = InvalidShutdownScript_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvalidShutdownScript_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKInvalidShutdownScript arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = InvalidShutdownScript_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvalidShutdownScript_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKInvalidShutdownScript orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKInvalidShutdownScript ret_var = InvalidShutdownScript_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKShutdownScript obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ShutdownScript_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -42581,7 +45691,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1read(JNIEnv
        LDKCResult_ShutdownScriptDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptDecodeErrorZ), "LDKCResult_ShutdownScriptDecodeErrorZ");
        *ret_conv = ShutdownScript_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1new_1p2wpkh(JNIEnv *env, jclass clz, int8_tArray pubkey_hash) {
@@ -42591,13 +45701,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1new_1p2wpkh
        unsigned char (*pubkey_hash_ref)[20] = &pubkey_hash_arr;
        LDKShutdownScript ret_var = ShutdownScript_new_p2wpkh(pubkey_hash_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -42608,13 +45713,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1new_1p2wsh(
        unsigned char (*script_hash_ref)[32] = &script_hash_arr;
        LDKShutdownScript ret_var = ShutdownScript_new_p2wsh(script_hash_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -42626,13 +45726,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1new_1witnes
        LDKCResult_ShutdownScriptInvalidShutdownScriptZ* ret_conv = MALLOC(sizeof(LDKCResult_ShutdownScriptInvalidShutdownScriptZ), "LDKCResult_ShutdownScriptInvalidShutdownScriptZ");
        *ret_conv = ShutdownScript_new_witness_program((LDKWitnessVersion){ ._0 = version }, program_ref);
        (*env)->ReleaseByteArrayElements(env, program, (int8_t*)program_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1into_1inner(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKShutdownScript this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = ShutdownScript_clone(&this_arg_conv);
        LDKCVec_u8Z ret_var = ShutdownScript_into_inner(this_arg_conv);
@@ -42644,9 +45744,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1into_1i
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1as_1legacy_1pubkey(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKShutdownScript this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, ShutdownScript_as_legacy_pubkey(&this_arg_conv).compressed_form);
        return ret_arr;
@@ -42654,100 +45755,94 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1as_1leg
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ShutdownScript_1is_1compatible(JNIEnv *env, jclass clz, int64_t this_arg, int64_t features) {
        LDKShutdownScript this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKInitFeatures features_conv;
-       features_conv.inner = (void*)(features & (~1));
-       features_conv.is_owned = false;
+       features_conv.inner = untag_ptr(features);
+       features_conv.is_owned = ptr_is_owned(features);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_conv);
+       features_conv.is_owned = false;
        jboolean ret_conv = ShutdownScript_is_compatible(&this_arg_conv, &features_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CustomMessageReader_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKCustomMessageReader this_ptr_conv = *(LDKCustomMessageReader*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        CustomMessageReader_free(this_ptr_conv);
 }
 
-static inline uintptr_t Type_clone_ptr(LDKType *NONNULL_PTR arg) {
+static inline uint64_t Type_clone_ptr(LDKType *NONNULL_PTR arg) {
        LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
        *ret_ret = Type_clone(arg);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Type_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
-       if (!(arg & 1)) { CHECK_ACCESS(arg_ptr); }
+       void* arg_ptr = untag_ptr(arg);
+       if (ptr_is_owned(arg)) { CHECK_ACCESS(arg_ptr); }
        LDKType* arg_conv = (LDKType*)arg_ptr;
        int64_t ret_conv = Type_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Type_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       void* orig_ptr = (void*)(((uintptr_t)orig) & ~1);
-       if (!(orig & 1)) { CHECK_ACCESS(orig_ptr); }
+       void* orig_ptr = untag_ptr(orig);
+       if (ptr_is_owned(orig)) { CHECK_ACCESS(orig_ptr); }
        LDKType* orig_conv = (LDKType*)orig_ptr;
        LDKType* ret_ret = MALLOC(sizeof(LDKType), "LDKType");
        *ret_ret = Type_clone(orig_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Type_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKType this_ptr_conv = *(LDKType*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Type_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeId_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKNodeId this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        NodeId_free(this_obj_conv);
 }
 
-static inline uintptr_t NodeId_clone_ptr(LDKNodeId *NONNULL_PTR arg) {
+static inline uint64_t NodeId_clone_ptr(LDKNodeId *NONNULL_PTR arg) {
        LDKNodeId ret_var = NodeId_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeId_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKNodeId arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = NodeId_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeId_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKNodeId orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKNodeId ret_var = NodeId_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -42757,21 +45852,17 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeId_1from_1pubkey(JNIEnv
        (*env)->GetByteArrayRegion(env, pubkey, 0, 33, pubkey_ref.compressed_form);
        LDKNodeId ret_var = NodeId_from_pubkey(pubkey_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeId_1as_1slice(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNodeId this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKu8slice ret_var = NodeId_as_slice(&this_arg_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -42780,18 +45871,20 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeId_1as_1slice(JNIEn
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeId_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKNodeId o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = NodeId_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeId_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKNodeId obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = NodeId_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -42806,70 +45899,70 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeId_1read(JNIEnv *env, j
        LDKCResult_NodeIdDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeIdDecodeErrorZ), "LDKCResult_NodeIdDecodeErrorZ");
        *ret_conv = NodeId_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKNetworkGraph this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        NetworkGraph_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKReadOnlyNetworkGraph this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ReadOnlyNetworkGraph_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKNetworkUpdate this_ptr_conv = *(LDKNetworkUpdate*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        NetworkUpdate_free(this_ptr_conv);
 }
 
-static inline uintptr_t NetworkUpdate_clone_ptr(LDKNetworkUpdate *NONNULL_PTR arg) {
+static inline uint64_t NetworkUpdate_clone_ptr(LDKNetworkUpdate *NONNULL_PTR arg) {
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKNetworkUpdate* arg_conv = (LDKNetworkUpdate*)arg;
+       LDKNetworkUpdate* arg_conv = (LDKNetworkUpdate*)untag_ptr(arg);
        int64_t ret_conv = NetworkUpdate_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKNetworkUpdate* orig_conv = (LDKNetworkUpdate*)orig;
+       LDKNetworkUpdate* orig_conv = (LDKNetworkUpdate*)untag_ptr(orig);
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1channel_1update_1message(JNIEnv *env, jclass clz, int64_t msg) {
        LDKChannelUpdate msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = (msg & 1) || (msg == 0);
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
        msg_conv = ChannelUpdate_clone(&msg_conv);
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_channel_update_message(msg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1channel_1failure(JNIEnv *env, jclass clz, int64_t short_channel_id, jboolean is_permanent) {
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_channel_failure(short_channel_id, is_permanent);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -42879,12 +45972,19 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1node_1failur
        (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
        LDKNetworkUpdate *ret_copy = MALLOC(sizeof(LDKNetworkUpdate), "LDKNetworkUpdate");
        *ret_copy = NetworkUpdate_node_failure(node_id_ref, is_permanent);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKNetworkUpdate* a_conv = (LDKNetworkUpdate*)untag_ptr(a);
+       LDKNetworkUpdate* b_conv = (LDKNetworkUpdate*)untag_ptr(b);
+       jboolean ret_conv = NetworkUpdate_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1write(JNIEnv *env, jclass clz, int64_t obj) {
-       LDKNetworkUpdate* obj_conv = (LDKNetworkUpdate*)obj;
+       LDKNetworkUpdate* obj_conv = (LDKNetworkUpdate*)untag_ptr(obj);
        LDKCVec_u8Z ret_var = NetworkUpdate_write(obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -42899,23 +45999,24 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkUpdate_1read(JNIEnv
        LDKCResult_COption_NetworkUpdateZDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_COption_NetworkUpdateZDecodeErrorZ), "LDKCResult_COption_NetworkUpdateZDecodeErrorZ");
        *ret_conv = NetworkUpdate_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKP2PGossipSync this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        P2PGossipSync_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1new(JNIEnv *env, jclass clz, int64_t network_graph, int64_t chain_access, int64_t logger) {
        LDKNetworkGraph network_graph_conv;
-       network_graph_conv.inner = (void*)(network_graph & (~1));
-       network_graph_conv.is_owned = false;
+       network_graph_conv.inner = untag_ptr(network_graph);
+       network_graph_conv.is_owned = ptr_is_owned(network_graph);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
-       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
+       network_graph_conv.is_owned = false;
+       void* chain_access_ptr = untag_ptr(chain_access);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
        // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
@@ -42926,7 +46027,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1new(JNIEnv *
                        LDKAccess_JCalls_cloned(&chain_access_conv.some);
                }
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -42935,22 +46036,18 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1new(JNIEnv *
        }
        LDKP2PGossipSync ret_var = P2PGossipSync_new(&network_graph_conv, chain_access_conv, logger_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1add_1chain_1access(JNIEnv *env, jclass clz, int64_t this_arg, int64_t chain_access) {
        LDKP2PGossipSync this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
+       this_arg_conv.is_owned = false;
+       void* chain_access_ptr = untag_ptr(chain_access);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
        // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
@@ -42964,154 +46061,163 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1add_1chain_1acc
        P2PGossipSync_add_chain_access(&this_arg_conv, chain_access_conv);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1as_1EventHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1handle_1network_1update(JNIEnv *env, jclass clz, int64_t this_arg, int64_t network_update) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKEventHandler* ret_ret = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
-       *ret_ret = NetworkGraph_as_EventHandler(&this_arg_conv);
-       return (int64_t)ret_ret;
+       this_arg_conv.is_owned = false;
+       LDKNetworkUpdate* network_update_conv = (LDKNetworkUpdate*)untag_ptr(network_update);
+       NetworkGraph_handle_network_update(&this_arg_conv, network_update_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1as_1RoutingMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKP2PGossipSync this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKRoutingMessageHandler* ret_ret = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
        *ret_ret = P2PGossipSync_as_RoutingMessageHandler(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_P2PGossipSync_1as_1MessageSendEventsProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKP2PGossipSync this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKMessageSendEventsProvider* ret_ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret_ret = P2PGossipSync_as_MessageSendEventsProvider(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelUpdateInfo this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelUpdateInfo_free(this_obj_conv);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1get_1last_1update(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = ChannelUpdateInfo_get_last_update(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1last_1update(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelUpdateInfo_set_last_update(&this_ptr_conv, val);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1get_1enabled(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        jboolean ret_conv = ChannelUpdateInfo_get_enabled(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1enabled(JNIEnv *env, jclass clz, int64_t this_ptr, jboolean val) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelUpdateInfo_set_enabled(&this_ptr_conv, val);
 }
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1get_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = ChannelUpdateInfo_get_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelUpdateInfo_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1get_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelUpdateInfo_get_htlc_minimum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelUpdateInfo_set_htlc_minimum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1get_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelUpdateInfo_get_htlc_maximum_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelUpdateInfo_set_htlc_maximum_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1get_1fees(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRoutingFees ret_var = ChannelUpdateInfo_get_fees(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1fees(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRoutingFees val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = RoutingFees_clone(&val_conv);
        ChannelUpdateInfo_set_fees(&this_ptr_conv, val_conv);
@@ -43119,31 +46225,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1fees(J
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1get_1last_1update_1message(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelUpdate ret_var = ChannelUpdateInfo_get_last_update_message(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1last_1update_1message(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUpdateInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelUpdate val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelUpdate_clone(&val_conv);
        ChannelUpdateInfo_set_last_update_message(&this_ptr_conv, val_conv);
@@ -43151,70 +46252,73 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1set_1last_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1new(JNIEnv *env, jclass clz, int32_t last_update_arg, jboolean enabled_arg, int16_t cltv_expiry_delta_arg, int64_t htlc_minimum_msat_arg, int64_t htlc_maximum_msat_arg, int64_t fees_arg, int64_t last_update_message_arg) {
        LDKRoutingFees fees_arg_conv;
-       fees_arg_conv.inner = (void*)(fees_arg & (~1));
-       fees_arg_conv.is_owned = (fees_arg & 1) || (fees_arg == 0);
+       fees_arg_conv.inner = untag_ptr(fees_arg);
+       fees_arg_conv.is_owned = ptr_is_owned(fees_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(fees_arg_conv);
        fees_arg_conv = RoutingFees_clone(&fees_arg_conv);
        LDKChannelUpdate last_update_message_arg_conv;
-       last_update_message_arg_conv.inner = (void*)(last_update_message_arg & (~1));
-       last_update_message_arg_conv.is_owned = (last_update_message_arg & 1) || (last_update_message_arg == 0);
+       last_update_message_arg_conv.inner = untag_ptr(last_update_message_arg);
+       last_update_message_arg_conv.is_owned = ptr_is_owned(last_update_message_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(last_update_message_arg_conv);
        last_update_message_arg_conv = ChannelUpdate_clone(&last_update_message_arg_conv);
        LDKChannelUpdateInfo ret_var = ChannelUpdateInfo_new(last_update_arg, enabled_arg, cltv_expiry_delta_arg, htlc_minimum_msat_arg, htlc_maximum_msat_arg, fees_arg_conv, last_update_message_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelUpdateInfo_clone_ptr(LDKChannelUpdateInfo *NONNULL_PTR arg) {
+static inline uint64_t ChannelUpdateInfo_clone_ptr(LDKChannelUpdateInfo *NONNULL_PTR arg) {
        LDKChannelUpdateInfo ret_var = ChannelUpdateInfo_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelUpdateInfo arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelUpdateInfo_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelUpdateInfo orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelUpdateInfo ret_var = ChannelUpdateInfo_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelUpdateInfo a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelUpdateInfo b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelUpdateInfo_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelUpdateInfo obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelUpdateInfo_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -43229,42 +46333,39 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUpdateInfo_1read(JNI
        LDKCResult_ChannelUpdateInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelUpdateInfoDecodeErrorZ), "LDKCResult_ChannelUpdateInfoDecodeErrorZ");
        *ret_conv = ChannelUpdateInfo_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelInfo this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelInfo_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelFeatures ret_var = ChannelInfo_get_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelFeatures_clone(&val_conv);
        ChannelInfo_set_features(&this_ptr_conv, val_conv);
@@ -43272,29 +46373,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1features(JNI
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1node_1one(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeId ret_var = ChannelInfo_get_node_one(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1node_1one(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeId val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeId_clone(&val_conv);
        ChannelInfo_set_node_one(&this_ptr_conv, val_conv);
@@ -43302,31 +46400,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1node_1one(JN
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1one_1to_1two(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelUpdateInfo ret_var = ChannelInfo_get_one_to_two(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1one_1to_1two(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelUpdateInfo val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelUpdateInfo_clone(&val_conv);
        ChannelInfo_set_one_to_two(&this_ptr_conv, val_conv);
@@ -43334,29 +46427,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1one_1to_1two
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1node_1two(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeId ret_var = ChannelInfo_get_node_two(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1node_1two(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeId val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeId_clone(&val_conv);
        ChannelInfo_set_node_two(&this_ptr_conv, val_conv);
@@ -43364,31 +46454,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1node_1two(JN
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1two_1to_1one(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelUpdateInfo ret_var = ChannelInfo_get_two_to_one(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1two_1to_1one(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelUpdateInfo val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelUpdateInfo_clone(&val_conv);
        ChannelInfo_set_two_to_one(&this_ptr_conv, val_conv);
@@ -43396,121 +46481,120 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1two_1to_1one
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1capacity_1sats(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = ChannelInfo_get_capacity_sats(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1capacity_1sats(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        ChannelInfo_set_capacity_sats(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1announcement_1message(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelAnnouncement ret_var = ChannelInfo_get_announcement_message(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1announcement_1message(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelAnnouncement val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelAnnouncement_clone(&val_conv);
        ChannelInfo_set_announcement_message(&this_ptr_conv, val_conv);
 }
 
-static inline uintptr_t ChannelInfo_clone_ptr(LDKChannelInfo *NONNULL_PTR arg) {
+static inline uint64_t ChannelInfo_clone_ptr(LDKChannelInfo *NONNULL_PTR arg) {
        LDKChannelInfo ret_var = ChannelInfo_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelInfo arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelInfo_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelInfo orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelInfo ret_var = ChannelInfo_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKChannelInfo a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKChannelInfo b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = ChannelInfo_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1directional_1info(JNIEnv *env, jclass clz, int64_t this_arg, int8_t channel_flags) {
        LDKChannelInfo this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelUpdateInfo ret_var = ChannelInfo_get_directional_info(&this_arg_conv, channel_flags);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKChannelInfo obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ChannelInfo_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -43525,305 +46609,267 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1read(JNIEnv *e
        LDKCResult_ChannelInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ChannelInfoDecodeErrorZ), "LDKCResult_ChannelInfoDecodeErrorZ");
        *ret_conv = ChannelInfo_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DirectedChannelInfo_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKDirectedChannelInfo this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        DirectedChannelInfo_free(this_obj_conv);
 }
 
-static inline uintptr_t DirectedChannelInfo_clone_ptr(LDKDirectedChannelInfo *NONNULL_PTR arg) {
+static inline uint64_t DirectedChannelInfo_clone_ptr(LDKDirectedChannelInfo *NONNULL_PTR arg) {
        LDKDirectedChannelInfo ret_var = DirectedChannelInfo_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelInfo_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKDirectedChannelInfo arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = DirectedChannelInfo_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelInfo_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKDirectedChannelInfo orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKDirectedChannelInfo ret_var = DirectedChannelInfo_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelInfo_1channel(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelInfo this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKChannelInfo ret_var = DirectedChannelInfo_channel(&this_arg_conv);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelInfo_1direction(JNIEnv *env, jclass clz, int64_t this_arg) {
-       LDKDirectedChannelInfo this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
        this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKChannelUpdateInfo ret_var = DirectedChannelInfo_direction(&this_arg_conv);
+       LDKChannelInfo ret_var = DirectedChannelInfo_channel(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelInfo_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelInfo this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = DirectedChannelInfo_htlc_maximum_msat(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DirectedChannelInfo_1effective_1capacity(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDirectedChannelInfo this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = DirectedChannelInfo_effective_capacity(&this_arg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKEffectiveCapacity this_ptr_conv = *(LDKEffectiveCapacity*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        EffectiveCapacity_free(this_ptr_conv);
 }
 
-static inline uintptr_t EffectiveCapacity_clone_ptr(LDKEffectiveCapacity *NONNULL_PTR arg) {
+static inline uint64_t EffectiveCapacity_clone_ptr(LDKEffectiveCapacity *NONNULL_PTR arg) {
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = EffectiveCapacity_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKEffectiveCapacity* arg_conv = (LDKEffectiveCapacity*)arg;
+       LDKEffectiveCapacity* arg_conv = (LDKEffectiveCapacity*)untag_ptr(arg);
        int64_t ret_conv = EffectiveCapacity_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKEffectiveCapacity* orig_conv = (LDKEffectiveCapacity*)orig;
+       LDKEffectiveCapacity* orig_conv = (LDKEffectiveCapacity*)untag_ptr(orig);
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = EffectiveCapacity_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1exact_1liquidity(JNIEnv *env, jclass clz, int64_t liquidity_msat) {
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = EffectiveCapacity_exact_liquidity(liquidity_msat);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1maximum_1htlc(JNIEnv *env, jclass clz, int64_t amount_msat) {
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = EffectiveCapacity_maximum_htlc(amount_msat);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1total(JNIEnv *env, jclass clz, int64_t capacity_msat, int64_t htlc_maximum_msat) {
-       void* htlc_maximum_msat_ptr = (void*)(((uintptr_t)htlc_maximum_msat) & ~1);
-       CHECK_ACCESS(htlc_maximum_msat_ptr);
-       LDKCOption_u64Z htlc_maximum_msat_conv = *(LDKCOption_u64Z*)(htlc_maximum_msat_ptr);
-       htlc_maximum_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)htlc_maximum_msat) & ~1));
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
-       *ret_copy = EffectiveCapacity_total(capacity_msat, htlc_maximum_msat_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = EffectiveCapacity_total(capacity_msat, htlc_maximum_msat);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1infinite(JNIEnv *env, jclass clz) {
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = EffectiveCapacity_infinite();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1unknown(JNIEnv *env, jclass clz) {
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = EffectiveCapacity_unknown();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_EffectiveCapacity_1as_1msat(JNIEnv *env, jclass clz, int64_t this_arg) {
-       LDKEffectiveCapacity* this_arg_conv = (LDKEffectiveCapacity*)this_arg;
+       LDKEffectiveCapacity* this_arg_conv = (LDKEffectiveCapacity*)untag_ptr(this_arg);
        int64_t ret_conv = EffectiveCapacity_as_msat(this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingFees_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRoutingFees this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RoutingFees_free(this_obj_conv);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_RoutingFees_1get_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRoutingFees this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = RoutingFees_get_base_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingFees_1set_1base_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKRoutingFees this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RoutingFees_set_base_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_RoutingFees_1get_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRoutingFees this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = RoutingFees_get_proportional_millionths(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingFees_1set_1proportional_1millionths(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKRoutingFees this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RoutingFees_set_proportional_millionths(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingFees_1new(JNIEnv *env, jclass clz, int32_t base_msat_arg, int32_t proportional_millionths_arg) {
        LDKRoutingFees ret_var = RoutingFees_new(base_msat_arg, proportional_millionths_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RoutingFees_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKRoutingFees a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKRoutingFees b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = RoutingFees_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
-static inline uintptr_t RoutingFees_clone_ptr(LDKRoutingFees *NONNULL_PTR arg) {
+static inline uint64_t RoutingFees_clone_ptr(LDKRoutingFees *NONNULL_PTR arg) {
        LDKRoutingFees ret_var = RoutingFees_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingFees_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRoutingFees arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RoutingFees_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingFees_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRoutingFees orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRoutingFees ret_var = RoutingFees_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingFees_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKRoutingFees o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = RoutingFees_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RoutingFees_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKRoutingFees obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = RoutingFees_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -43838,42 +46884,39 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RoutingFees_1read(JNIEnv *e
        LDKCResult_RoutingFeesDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RoutingFeesDecodeErrorZ), "LDKCResult_RoutingFeesDecodeErrorZ");
        *ret_conv = RoutingFees_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKNodeAnnouncementInfo this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        NodeAnnouncementInfo_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeFeatures ret_var = NodeAnnouncementInfo_get_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeFeatures_clone(&val_conv);
        NodeAnnouncementInfo_set_features(&this_ptr_conv, val_conv);
@@ -43881,26 +46924,29 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1fea
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1last_1update(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = NodeAnnouncementInfo_get_last_update(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1last_1update(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        NodeAnnouncementInfo_set_last_update(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1rgb(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 3);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 3, *NodeAnnouncementInfo_get_rgb(&this_ptr_conv));
        return ret_arr;
@@ -43908,9 +46954,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1g
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1rgb(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThreeBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 3);
        (*env)->GetByteArrayRegion(env, val, 0, 3, val_ref.data);
@@ -43919,39 +46966,58 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1rgb
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1alias(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeAlias ret_var = NodeAnnouncementInfo_get_alias(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1alias(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeAlias val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeAlias_clone(&val_conv);
        NodeAnnouncementInfo_set_alias(&this_ptr_conv, val_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1addresses(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1addresses(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_NetAddressZ ret_var = NodeAnnouncementInfo_get_addresses(&this_ptr_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t m = 0; m < ret_var.datalen; m++) {
+               LDKNetAddress *ret_conv_12_copy = MALLOC(sizeof(LDKNetAddress), "LDKNetAddress");
+               *ret_conv_12_copy = ret_var.data[m];
+               int64_t ret_conv_12_ref = tag_ptr(ret_conv_12_copy, true);
+               ret_arr_ptr[m] = ret_conv_12_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1addresses(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+       LDKNodeAnnouncementInfo this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_NetAddressZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -43961,10 +47027,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1add
        int64_t* val_vals = (*env)->GetLongArrayElements (env, val, NULL);
        for (size_t m = 0; m < val_constr.datalen; m++) {
                int64_t val_conv_12 = val_vals[m];
-               void* val_conv_12_ptr = (void*)(((uintptr_t)val_conv_12) & ~1);
+               void* val_conv_12_ptr = untag_ptr(val_conv_12);
                CHECK_ACCESS(val_conv_12_ptr);
                LDKNetAddress val_conv_12_conv = *(LDKNetAddress*)(val_conv_12_ptr);
-               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)(((uintptr_t)val_conv_12) & ~1));
+               val_conv_12_conv = NetAddress_clone((LDKNetAddress*)untag_ptr(val_conv_12));
                val_constr.data[m] = val_conv_12_conv;
        }
        (*env)->ReleaseLongArrayElements(env, val, val_vals, 0);
@@ -43973,31 +47039,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1add
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1announcement_1message(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeAnnouncement ret_var = NodeAnnouncementInfo_get_announcement_message(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1announcement_1message(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKNodeAnnouncementInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeAnnouncement val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeAnnouncement_clone(&val_conv);
        NodeAnnouncementInfo_set_announcement_message(&this_ptr_conv, val_conv);
@@ -44005,16 +47066,16 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1ann
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1new(JNIEnv *env, jclass clz, int64_t features_arg, int32_t last_update_arg, int8_tArray rgb_arg, int64_t alias_arg, int64_tArray addresses_arg, int64_t announcement_message_arg) {
        LDKNodeFeatures features_arg_conv;
-       features_arg_conv.inner = (void*)(features_arg & (~1));
-       features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
+       features_arg_conv.inner = untag_ptr(features_arg);
+       features_arg_conv.is_owned = ptr_is_owned(features_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_arg_conv);
        features_arg_conv = NodeFeatures_clone(&features_arg_conv);
        LDKThreeBytes rgb_arg_ref;
        CHECK((*env)->GetArrayLength(env, rgb_arg) == 3);
        (*env)->GetByteArrayRegion(env, rgb_arg, 0, 3, rgb_arg_ref.data);
        LDKNodeAlias alias_arg_conv;
-       alias_arg_conv.inner = (void*)(alias_arg & (~1));
-       alias_arg_conv.is_owned = (alias_arg & 1) || (alias_arg == 0);
+       alias_arg_conv.inner = untag_ptr(alias_arg);
+       alias_arg_conv.is_owned = ptr_is_owned(alias_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(alias_arg_conv);
        alias_arg_conv = NodeAlias_clone(&alias_arg_conv);
        LDKCVec_NetAddressZ addresses_arg_constr;
@@ -44026,72 +47087,75 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1new(J
        int64_t* addresses_arg_vals = (*env)->GetLongArrayElements (env, addresses_arg, NULL);
        for (size_t m = 0; m < addresses_arg_constr.datalen; m++) {
                int64_t addresses_arg_conv_12 = addresses_arg_vals[m];
-               void* addresses_arg_conv_12_ptr = (void*)(((uintptr_t)addresses_arg_conv_12) & ~1);
+               void* addresses_arg_conv_12_ptr = untag_ptr(addresses_arg_conv_12);
                CHECK_ACCESS(addresses_arg_conv_12_ptr);
                LDKNetAddress addresses_arg_conv_12_conv = *(LDKNetAddress*)(addresses_arg_conv_12_ptr);
                addresses_arg_constr.data[m] = addresses_arg_conv_12_conv;
        }
        (*env)->ReleaseLongArrayElements(env, addresses_arg, addresses_arg_vals, 0);
        LDKNodeAnnouncement announcement_message_arg_conv;
-       announcement_message_arg_conv.inner = (void*)(announcement_message_arg & (~1));
-       announcement_message_arg_conv.is_owned = (announcement_message_arg & 1) || (announcement_message_arg == 0);
+       announcement_message_arg_conv.inner = untag_ptr(announcement_message_arg);
+       announcement_message_arg_conv.is_owned = ptr_is_owned(announcement_message_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(announcement_message_arg_conv);
        announcement_message_arg_conv = NodeAnnouncement_clone(&announcement_message_arg_conv);
        LDKNodeAnnouncementInfo ret_var = NodeAnnouncementInfo_new(features_arg_conv, last_update_arg, rgb_arg_ref, alias_arg_conv, addresses_arg_constr, announcement_message_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t NodeAnnouncementInfo_clone_ptr(LDKNodeAnnouncementInfo *NONNULL_PTR arg) {
+static inline uint64_t NodeAnnouncementInfo_clone_ptr(LDKNodeAnnouncementInfo *NONNULL_PTR arg) {
        LDKNodeAnnouncementInfo ret_var = NodeAnnouncementInfo_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKNodeAnnouncementInfo arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = NodeAnnouncementInfo_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKNodeAnnouncementInfo orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKNodeAnnouncementInfo ret_var = NodeAnnouncementInfo_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKNodeAnnouncementInfo a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKNodeAnnouncementInfo b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = NodeAnnouncementInfo_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKNodeAnnouncementInfo obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = NodeAnnouncementInfo_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -44106,22 +47170,23 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1read(
        LDKCResult_NodeAnnouncementInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAnnouncementInfoDecodeErrorZ), "LDKCResult_NodeAnnouncementInfoDecodeErrorZ");
        *ret_conv = NodeAnnouncementInfo_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAlias_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKNodeAlias this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        NodeAlias_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAlias_1get_1a(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeAlias this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *NodeAlias_get_a(&this_ptr_conv));
        return ret_arr;
@@ -44129,9 +47194,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAlias_1get_1a(JNIEn
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAlias_1set_1a(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKNodeAlias this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKThirtyTwoBytes val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 32);
        (*env)->GetByteArrayRegion(env, val, 0, 32, val_ref.data);
@@ -44144,59 +47210,62 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAlias_1new(JNIEnv *env,
        (*env)->GetByteArrayRegion(env, a_arg, 0, 32, a_arg_ref.data);
        LDKNodeAlias ret_var = NodeAlias_new(a_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t NodeAlias_clone_ptr(LDKNodeAlias *NONNULL_PTR arg) {
+static inline uint64_t NodeAlias_clone_ptr(LDKNodeAlias *NONNULL_PTR arg) {
        LDKNodeAlias ret_var = NodeAlias_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAlias_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKNodeAlias arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = NodeAlias_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAlias_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKNodeAlias orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKNodeAlias ret_var = NodeAlias_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeAlias_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKNodeAlias a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKNodeAlias b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = NodeAlias_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeAlias_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKNodeAlias obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = NodeAlias_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -44211,22 +47280,42 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeAlias_1read(JNIEnv *env
        LDKCResult_NodeAliasDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeAliasDecodeErrorZ), "LDKCResult_NodeAliasDecodeErrorZ");
        *ret_conv = NodeAlias_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKNodeInfo this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        NodeInfo_free(this_obj_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_NodeInfo_1get_1channels(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_u64Z ret_var = NodeInfo_get_channels(&this_ptr_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t g = 0; g < ret_var.datalen; g++) {
+               int64_t ret_conv_6_conv = ret_var.data[g];
+               ret_arr_ptr[g] = ret_conv_6_conv;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+       LDKNodeInfo this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u64Z val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -44244,31 +47333,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1channels(JNIEnv
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeInfo_1get_1lowest_1inbound_1channel_1fees(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRoutingFees ret_var = NodeInfo_get_lowest_inbound_channel_fees(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1lowest_1inbound_1channel_1fees(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKNodeInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRoutingFees val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = RoutingFees_clone(&val_conv);
        NodeInfo_set_lowest_inbound_channel_fees(&this_ptr_conv, val_conv);
@@ -44276,31 +47360,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1lowest_1inbound
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeInfo_1get_1announcement_1info(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKNodeInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeAnnouncementInfo ret_var = NodeInfo_get_announcement_info(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1announcement_1info(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKNodeInfo this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeAnnouncementInfo val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeAnnouncementInfo_clone(&val_conv);
        NodeInfo_set_announcement_info(&this_ptr_conv, val_conv);
@@ -44320,70 +47399,73 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeInfo_1new(JNIEnv *env,
        }
        (*env)->ReleaseLongArrayElements(env, channels_arg, channels_arg_vals, 0);
        LDKRoutingFees lowest_inbound_channel_fees_arg_conv;
-       lowest_inbound_channel_fees_arg_conv.inner = (void*)(lowest_inbound_channel_fees_arg & (~1));
-       lowest_inbound_channel_fees_arg_conv.is_owned = (lowest_inbound_channel_fees_arg & 1) || (lowest_inbound_channel_fees_arg == 0);
+       lowest_inbound_channel_fees_arg_conv.inner = untag_ptr(lowest_inbound_channel_fees_arg);
+       lowest_inbound_channel_fees_arg_conv.is_owned = ptr_is_owned(lowest_inbound_channel_fees_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(lowest_inbound_channel_fees_arg_conv);
        lowest_inbound_channel_fees_arg_conv = RoutingFees_clone(&lowest_inbound_channel_fees_arg_conv);
        LDKNodeAnnouncementInfo announcement_info_arg_conv;
-       announcement_info_arg_conv.inner = (void*)(announcement_info_arg & (~1));
-       announcement_info_arg_conv.is_owned = (announcement_info_arg & 1) || (announcement_info_arg == 0);
+       announcement_info_arg_conv.inner = untag_ptr(announcement_info_arg);
+       announcement_info_arg_conv.is_owned = ptr_is_owned(announcement_info_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(announcement_info_arg_conv);
        announcement_info_arg_conv = NodeAnnouncementInfo_clone(&announcement_info_arg_conv);
        LDKNodeInfo ret_var = NodeInfo_new(channels_arg_constr, lowest_inbound_channel_fees_arg_conv, announcement_info_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t NodeInfo_clone_ptr(LDKNodeInfo *NONNULL_PTR arg) {
+static inline uint64_t NodeInfo_clone_ptr(LDKNodeInfo *NONNULL_PTR arg) {
        LDKNodeInfo ret_var = NodeInfo_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeInfo_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKNodeInfo arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = NodeInfo_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeInfo_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKNodeInfo orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKNodeInfo ret_var = NodeInfo_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_NodeInfo_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKNodeInfo a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
+       LDKNodeInfo b_conv;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
+       jboolean ret_conv = NodeInfo_eq(&a_conv, &b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NodeInfo_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKNodeInfo obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = NodeInfo_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -44398,14 +47480,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NodeInfo_1read(JNIEnv *env,
        LDKCResult_NodeInfoDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NodeInfoDecodeErrorZ), "LDKCResult_NodeInfoDecodeErrorZ");
        *ret_conv = NodeInfo_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKNetworkGraph obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = NetworkGraph_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -44417,7 +47500,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1read(JNIEnv *
        LDKu8slice ser_ref;
        ser_ref.datalen = (*env)->GetArrayLength(env, ser);
        ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
-       void* arg_ptr = (void*)(((uintptr_t)arg) & ~1);
+       void* arg_ptr = untag_ptr(arg);
        CHECK_ACCESS(arg_ptr);
        LDKLogger arg_conv = *(LDKLogger*)(arg_ptr);
        if (arg_conv.free == LDKLogger_JCalls_free) {
@@ -44427,14 +47510,14 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1read(JNIEnv *
        LDKCResult_NetworkGraphDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NetworkGraphDecodeErrorZ), "LDKCResult_NetworkGraphDecodeErrorZ");
        *ret_conv = NetworkGraph_read(ser_ref, arg_conv);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1new(JNIEnv *env, jclass clz, int8_tArray genesis_hash, int64_t logger) {
        LDKThirtyTwoBytes genesis_hash_ref;
        CHECK((*env)->GetArrayLength(env, genesis_hash) == 32);
        (*env)->GetByteArrayRegion(env, genesis_hash, 0, 32, genesis_hash_ref.data);
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -44443,90 +47526,89 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1new(JNIEnv *e
        }
        LDKNetworkGraph ret_var = NetworkGraph_new(genesis_hash_ref, logger_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1read_1only(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKReadOnlyNetworkGraph ret_var = NetworkGraph_read_only(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1get_1last_1rapid_1gossip_1sync_1timestamp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCOption_u32Z *ret_copy = MALLOC(sizeof(LDKCOption_u32Z), "LDKCOption_u32Z");
        *ret_copy = NetworkGraph_get_last_rapid_gossip_sync_timestamp(&this_arg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1set_1last_1rapid_1gossip_1sync_1timestamp(JNIEnv *env, jclass clz, int64_t this_arg, int32_t last_rapid_gossip_sync_timestamp) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NetworkGraph_set_last_rapid_gossip_sync_timestamp(&this_arg_conv, last_rapid_gossip_sync_timestamp);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1node_1from_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKNodeAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_node_from_announcement(&this_arg_conv, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1node_1from_1unsigned_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKUnsignedNodeAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_node_from_unsigned_announcement(&this_arg_conv, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1channel_1from_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg, int64_t chain_access) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
+       msg_conv.is_owned = false;
+       void* chain_access_ptr = untag_ptr(chain_access);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
        // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
@@ -44539,19 +47621,21 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1chann
        }
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel_from_announcement(&this_arg_conv, &msg_conv, chain_access_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1channel_1from_1unsigned_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg, int64_t chain_access) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKUnsignedChannelAnnouncement msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
-       void* chain_access_ptr = (void*)(((uintptr_t)chain_access) & ~1);
+       msg_conv.is_owned = false;
+       void* chain_access_ptr = untag_ptr(chain_access);
        CHECK_ACCESS(chain_access_ptr);
        LDKCOption_AccessZ chain_access_conv = *(LDKCOption_AccessZ*)(chain_access_ptr);
        // WARNING: we may need a move here but no clone is available for LDKCOption_AccessZ
@@ -44564,17 +47648,18 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1chann
        }
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel_from_unsigned_announcement(&this_arg_conv, &msg_conv, chain_access_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1add_1channel_1from_1partial_1announcement(JNIEnv *env, jclass clz, int64_t this_arg, int64_t short_channel_id, int64_t timestamp, int64_t features, int8_tArray node_id_1, int8_tArray node_id_2) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelFeatures features_conv;
-       features_conv.inner = (void*)(features & (~1));
-       features_conv.is_owned = (features & 1) || (features == 0);
+       features_conv.inner = untag_ptr(features);
+       features_conv.is_owned = ptr_is_owned(features);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_conv);
        features_conv = ChannelFeatures_clone(&features_conv);
        LDKPublicKey node_id_1_ref;
@@ -44585,141 +47670,382 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1add_1channel_
        (*env)->GetByteArrayRegion(env, node_id_2, 0, 33, node_id_2_ref.compressed_form);
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_add_channel_from_partial_announcement(&this_arg_conv, short_channel_id, timestamp, features_conv, node_id_1_ref, node_id_2_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1channel_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int64_t short_channel_id, jboolean is_permanent) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        NetworkGraph_channel_failed(&this_arg_conv, short_channel_id, is_permanent);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1node_1failed(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray _node_id, jboolean is_permanent) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1node_1failed_1permanent(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray node_id) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKPublicKey _node_id_ref;
-       CHECK((*env)->GetArrayLength(env, _node_id) == 33);
-       (*env)->GetByteArrayRegion(env, _node_id, 0, 33, _node_id_ref.compressed_form);
-       NetworkGraph_node_failed(&this_arg_conv, _node_id_ref, is_permanent);
+       this_arg_conv.is_owned = false;
+       LDKPublicKey node_id_ref;
+       CHECK((*env)->GetArrayLength(env, node_id) == 33);
+       (*env)->GetByteArrayRegion(env, node_id, 0, 33, node_id_ref.compressed_form);
+       NetworkGraph_node_failed_permanent(&this_arg_conv, node_id_ref);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1remove_1stale_1channels(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1remove_1stale_1channels_1and_1tracking(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       NetworkGraph_remove_stale_channels(&this_arg_conv);
+       this_arg_conv.is_owned = false;
+       NetworkGraph_remove_stale_channels_and_tracking(&this_arg_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1remove_1stale_1channels_1with_1time(JNIEnv *env, jclass clz, int64_t this_arg, int64_t current_time_unix) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1remove_1stale_1channels_1and_1tracking_1with_1time(JNIEnv *env, jclass clz, int64_t this_arg, int64_t current_time_unix) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       NetworkGraph_remove_stale_channels_with_time(&this_arg_conv, current_time_unix);
+       this_arg_conv.is_owned = false;
+       NetworkGraph_remove_stale_channels_and_tracking_with_time(&this_arg_conv, current_time_unix);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelUpdate msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel(&this_arg_conv, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1update_1channel_1unsigned(JNIEnv *env, jclass clz, int64_t this_arg, int64_t msg) {
        LDKNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKUnsignedChannelUpdate msg_conv;
-       msg_conv.inner = (void*)(msg & (~1));
-       msg_conv.is_owned = false;
+       msg_conv.inner = untag_ptr(msg);
+       msg_conv.is_owned = ptr_is_owned(msg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(msg_conv);
+       msg_conv.is_owned = false;
        LDKCResult_NoneLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneLightningErrorZ), "LDKCResult_NoneLightningErrorZ");
        *ret_conv = NetworkGraph_update_channel_unsigned(&this_arg_conv, &msg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1channel(JNIEnv *env, jclass clz, int64_t this_arg, int64_t short_channel_id) {
        LDKReadOnlyNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKChannelInfo ret_var = ReadOnlyNetworkGraph_channel(&this_arg_conv, short_channel_id);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1node(JNIEnv *env, jclass clz, int64_t this_arg, int64_t node_id) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1list_1channels(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKReadOnlyNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKCVec_u64Z ret_var = ReadOnlyNetworkGraph_list_channels(&this_arg_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t g = 0; g < ret_var.datalen; g++) {
+               int64_t ret_conv_6_conv = ret_var.data[g];
+               ret_arr_ptr[g] = ret_conv_6_conv;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1node(JNIEnv *env, jclass clz, int64_t this_arg, int64_t node_id) {
+       LDKReadOnlyNetworkGraph this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKNodeId node_id_conv;
-       node_id_conv.inner = (void*)(node_id & (~1));
-       node_id_conv.is_owned = false;
+       node_id_conv.inner = untag_ptr(node_id);
+       node_id_conv.is_owned = ptr_is_owned(node_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(node_id_conv);
+       node_id_conv.is_owned = false;
        LDKNodeInfo ret_var = ReadOnlyNetworkGraph_node(&this_arg_conv, &node_id_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1get_1addresses(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray pubkey) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1list_1nodes(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKReadOnlyNetworkGraph this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKCVec_NodeIdZ ret_var = ReadOnlyNetworkGraph_list_nodes(&this_arg_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t i = 0; i < ret_var.datalen; i++) {
+               LDKNodeId ret_conv_8_var = ret_var.data[i];
+               int64_t ret_conv_8_ref = 0;
+               CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_8_var);
+               ret_conv_8_ref = tag_ptr(ret_conv_8_var.inner, ret_conv_8_var.is_owned);
+               ret_arr_ptr[i] = ret_conv_8_ref;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ReadOnlyNetworkGraph_1get_1addresses(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray pubkey) {
+       LDKReadOnlyNetworkGraph this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPublicKey pubkey_ref;
        CHECK((*env)->GetArrayLength(env, pubkey) == 33);
        (*env)->GetByteArrayRegion(env, pubkey, 0, 33, pubkey_ref.compressed_form);
        LDKCOption_CVec_NetAddressZZ *ret_copy = MALLOC(sizeof(LDKCOption_CVec_NetAddressZZ), "LDKCOption_CVec_NetAddressZZ");
        *ret_copy = ReadOnlyNetworkGraph_get_addresses(&this_arg_conv, pubkey_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DefaultRouter_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKDefaultRouter this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       DefaultRouter_free(this_obj_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DefaultRouter_1new(JNIEnv *env, jclass clz, int64_t network_graph, int64_t logger, int8_tArray random_seed_bytes, int64_t scorer) {
+       LDKNetworkGraph network_graph_conv;
+       network_graph_conv.inner = untag_ptr(network_graph);
+       network_graph_conv.is_owned = ptr_is_owned(network_graph);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
+       network_graph_conv.is_owned = false;
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
+       LDKThirtyTwoBytes random_seed_bytes_ref;
+       CHECK((*env)->GetArrayLength(env, random_seed_bytes) == 32);
+       (*env)->GetByteArrayRegion(env, random_seed_bytes, 0, 32, random_seed_bytes_ref.data);
+       void* scorer_ptr = untag_ptr(scorer);
+       CHECK_ACCESS(scorer_ptr);
+       LDKLockableScore scorer_conv = *(LDKLockableScore*)(scorer_ptr);
+       if (scorer_conv.free == LDKLockableScore_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLockableScore_JCalls_cloned(&scorer_conv);
+       }
+       LDKDefaultRouter ret_var = DefaultRouter_new(&network_graph_conv, logger_conv, random_seed_bytes_ref, scorer_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DefaultRouter_1as_1Router(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKDefaultRouter this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKRouter* ret_ret = MALLOC(sizeof(LDKRouter), "LDKRouter");
+       *ret_ret = DefaultRouter_as_Router(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Router_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKRouter this_ptr_conv = *(LDKRouter*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       Router_free(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ScorerAccountingForInFlightHtlcs_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKScorerAccountingForInFlightHtlcs this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       ScorerAccountingForInFlightHtlcs_free(this_obj_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ScorerAccountingForInFlightHtlcs_1new(JNIEnv *env, jclass clz, int64_t scorer, int64_t inflight_htlcs) {
+       void* scorer_ptr = untag_ptr(scorer);
+       CHECK_ACCESS(scorer_ptr);
+       LDKScore scorer_conv = *(LDKScore*)(scorer_ptr);
+       if (scorer_conv.free == LDKScore_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKScore_JCalls_cloned(&scorer_conv);
+       }
+       LDKInFlightHtlcs inflight_htlcs_conv;
+       inflight_htlcs_conv.inner = untag_ptr(inflight_htlcs);
+       inflight_htlcs_conv.is_owned = ptr_is_owned(inflight_htlcs);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(inflight_htlcs_conv);
+       inflight_htlcs_conv = InFlightHtlcs_clone(&inflight_htlcs_conv);
+       LDKScorerAccountingForInFlightHtlcs ret_var = ScorerAccountingForInFlightHtlcs_new(scorer_conv, inflight_htlcs_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ScorerAccountingForInFlightHtlcs_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKScorerAccountingForInFlightHtlcs obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = ScorerAccountingForInFlightHtlcs_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ScorerAccountingForInFlightHtlcs_1as_1Score(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKScorerAccountingForInFlightHtlcs this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
+       *ret_ret = ScorerAccountingForInFlightHtlcs_as_Score(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InFlightHtlcs_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKInFlightHtlcs this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       InFlightHtlcs_free(this_obj_conv);
+}
+
+static inline uint64_t InFlightHtlcs_clone_ptr(LDKInFlightHtlcs *NONNULL_PTR arg) {
+       LDKInFlightHtlcs ret_var = InFlightHtlcs_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InFlightHtlcs_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKInFlightHtlcs arg_conv;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
+       int64_t ret_conv = InFlightHtlcs_clone_ptr(&arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InFlightHtlcs_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKInFlightHtlcs orig_conv;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
+       LDKInFlightHtlcs ret_var = InFlightHtlcs_clone(&orig_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InFlightHtlcs_1new(JNIEnv *env, jclass clz) {
+       LDKInFlightHtlcs ret_var = InFlightHtlcs_new();
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InFlightHtlcs_1used_1liquidity_1msat(JNIEnv *env, jclass clz, int64_t this_arg, int64_t source, int64_t target, int64_t channel_scid) {
+       LDKInFlightHtlcs this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKNodeId source_conv;
+       source_conv.inner = untag_ptr(source);
+       source_conv.is_owned = ptr_is_owned(source);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(source_conv);
+       source_conv.is_owned = false;
+       LDKNodeId target_conv;
+       target_conv.inner = untag_ptr(target);
+       target_conv.is_owned = ptr_is_owned(target);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(target_conv);
+       target_conv.is_owned = false;
+       LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
+       *ret_copy = InFlightHtlcs_used_liquidity_msat(&this_arg_conv, &source_conv, &target_conv, channel_scid);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_InFlightHtlcs_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKInFlightHtlcs obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = InFlightHtlcs_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InFlightHtlcs_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = (*env)->GetArrayLength(env, ser);
+       ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
+       LDKCResult_InFlightHtlcsDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InFlightHtlcsDecodeErrorZ), "LDKCResult_InFlightHtlcsDecodeErrorZ");
+       *ret_conv = InFlightHtlcs_read(ser_ref);
+       (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRouteHop this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RouteHop_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, RouteHop_get_pubkey(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -44727,9 +48053,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1pubkey(J
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -44738,29 +48065,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1pubkey(JNIEnv *
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1node_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeFeatures ret_var = RouteHop_get_node_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1node_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKNodeFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = NodeFeatures_clone(&val_conv);
        RouteHop_set_node_features(&this_ptr_conv, val_conv);
@@ -44768,46 +48092,45 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1node_1features(
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = RouteHop_get_short_channel_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RouteHop_set_short_channel_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1channel_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelFeatures ret_var = RouteHop_get_channel_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1channel_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKChannelFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = ChannelFeatures_clone(&val_conv);
        RouteHop_set_channel_features(&this_ptr_conv, val_conv);
@@ -44815,35 +48138,39 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1channel_1featur
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1fee_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = RouteHop_get_fee_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1fee_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RouteHop_set_fee_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = RouteHop_get_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKRouteHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RouteHop_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
@@ -44852,92 +48179,83 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1new(JNIEnv *env,
        CHECK((*env)->GetArrayLength(env, pubkey_arg) == 33);
        (*env)->GetByteArrayRegion(env, pubkey_arg, 0, 33, pubkey_arg_ref.compressed_form);
        LDKNodeFeatures node_features_arg_conv;
-       node_features_arg_conv.inner = (void*)(node_features_arg & (~1));
-       node_features_arg_conv.is_owned = (node_features_arg & 1) || (node_features_arg == 0);
+       node_features_arg_conv.inner = untag_ptr(node_features_arg);
+       node_features_arg_conv.is_owned = ptr_is_owned(node_features_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(node_features_arg_conv);
        node_features_arg_conv = NodeFeatures_clone(&node_features_arg_conv);
        LDKChannelFeatures channel_features_arg_conv;
-       channel_features_arg_conv.inner = (void*)(channel_features_arg & (~1));
-       channel_features_arg_conv.is_owned = (channel_features_arg & 1) || (channel_features_arg == 0);
+       channel_features_arg_conv.inner = untag_ptr(channel_features_arg);
+       channel_features_arg_conv.is_owned = ptr_is_owned(channel_features_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_features_arg_conv);
        channel_features_arg_conv = ChannelFeatures_clone(&channel_features_arg_conv);
        LDKRouteHop ret_var = RouteHop_new(pubkey_arg_ref, node_features_arg_conv, short_channel_id_arg, channel_features_arg_conv, fee_msat_arg, cltv_expiry_delta_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t RouteHop_clone_ptr(LDKRouteHop *NONNULL_PTR arg) {
+static inline uint64_t RouteHop_clone_ptr(LDKRouteHop *NONNULL_PTR arg) {
        LDKRouteHop ret_var = RouteHop_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRouteHop arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RouteHop_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRouteHop orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRouteHop ret_var = RouteHop_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKRouteHop o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = RouteHop_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RouteHop_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKRouteHop a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKRouteHop b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = RouteHop_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteHop_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKRouteHop obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = RouteHop_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -44952,22 +48270,23 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHop_1read(JNIEnv *env,
        LDKCResult_RouteHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHopDecodeErrorZ), "LDKCResult_RouteHopDecodeErrorZ");
        *ret_conv = RouteHop_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Route_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRoute this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Route_free(this_obj_conv);
 }
 
 JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_Route_1get_1paths(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRoute this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_CVec_RouteHopZZ ret_var = Route_get_paths(&this_ptr_conv);
        jobjectArray ret_arr = NULL;
        ret_arr = (*env)->NewObjectArray(env, ret_var.datalen, arr_of_J_clz, NULL);
@@ -44980,13 +48299,8 @@ JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_Route_1get_1paths(JNIE
                for (size_t k = 0; k < ret_conv_12_var.datalen; k++) {
                        LDKRouteHop ret_conv_12_conv_10_var = ret_conv_12_var.data[k];
                        int64_t ret_conv_12_conv_10_ref = 0;
-                       CHECK((((uintptr_t)ret_conv_12_conv_10_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-                       CHECK((((uintptr_t)&ret_conv_12_conv_10_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_12_conv_10_var);
-                       ret_conv_12_conv_10_ref = (uintptr_t)ret_conv_12_conv_10_var.inner;
-                       if (ret_conv_12_conv_10_var.is_owned) {
-                               ret_conv_12_conv_10_ref |= 1;
-                       }
+                       ret_conv_12_conv_10_ref = tag_ptr(ret_conv_12_conv_10_var.inner, ret_conv_12_conv_10_var.is_owned);
                        ret_conv_12_arr_ptr[k] = ret_conv_12_conv_10_ref;
                }
                (*env)->ReleasePrimitiveArrayCritical(env, ret_conv_12_arr, ret_conv_12_arr_ptr, 0);
@@ -45000,9 +48314,10 @@ JNIEXPORT jobjectArray JNICALL Java_org_ldk_impl_bindings_Route_1get_1paths(JNIE
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Route_1set_1paths(JNIEnv *env, jclass clz, int64_t this_ptr, jobjectArray val) {
        LDKRoute this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_CVec_RouteHopZZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -45021,8 +48336,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Route_1set_1paths(JNIEnv *env,
                for (size_t k = 0; k < val_conv_12_constr.datalen; k++) {
                        int64_t val_conv_12_conv_10 = val_conv_12_vals[k];
                        LDKRouteHop val_conv_12_conv_10_conv;
-                       val_conv_12_conv_10_conv.inner = (void*)(val_conv_12_conv_10 & (~1));
-                       val_conv_12_conv_10_conv.is_owned = (val_conv_12_conv_10 & 1) || (val_conv_12_conv_10 == 0);
+                       val_conv_12_conv_10_conv.inner = untag_ptr(val_conv_12_conv_10);
+                       val_conv_12_conv_10_conv.is_owned = ptr_is_owned(val_conv_12_conv_10);
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_12_conv_10_conv);
                        val_conv_12_conv_10_conv = RouteHop_clone(&val_conv_12_conv_10_conv);
                        val_conv_12_constr.data[k] = val_conv_12_conv_10_conv;
@@ -45035,31 +48350,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Route_1set_1paths(JNIEnv *env,
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1get_1payment_1params(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRoute this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPaymentParameters ret_var = Route_get_payment_params(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Route_1set_1payment_1params(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRoute this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPaymentParameters val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = PaymentParameters_clone(&val_conv);
        Route_set_payment_params(&this_ptr_conv, val_conv);
@@ -45084,8 +48394,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1new(JNIEnv *env, jcl
                for (size_t k = 0; k < paths_arg_conv_12_constr.datalen; k++) {
                        int64_t paths_arg_conv_12_conv_10 = paths_arg_conv_12_vals[k];
                        LDKRouteHop paths_arg_conv_12_conv_10_conv;
-                       paths_arg_conv_12_conv_10_conv.inner = (void*)(paths_arg_conv_12_conv_10 & (~1));
-                       paths_arg_conv_12_conv_10_conv.is_owned = (paths_arg_conv_12_conv_10 & 1) || (paths_arg_conv_12_conv_10 == 0);
+                       paths_arg_conv_12_conv_10_conv.inner = untag_ptr(paths_arg_conv_12_conv_10);
+                       paths_arg_conv_12_conv_10_conv.is_owned = ptr_is_owned(paths_arg_conv_12_conv_10);
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(paths_arg_conv_12_conv_10_conv);
                        paths_arg_conv_12_conv_10_conv = RouteHop_clone(&paths_arg_conv_12_conv_10_conv);
                        paths_arg_conv_12_constr.data[k] = paths_arg_conv_12_conv_10_conv;
@@ -45094,105 +48404,98 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1new(JNIEnv *env, jcl
                paths_arg_constr.data[m] = paths_arg_conv_12_constr;
        }
        LDKPaymentParameters payment_params_arg_conv;
-       payment_params_arg_conv.inner = (void*)(payment_params_arg & (~1));
-       payment_params_arg_conv.is_owned = (payment_params_arg & 1) || (payment_params_arg == 0);
+       payment_params_arg_conv.inner = untag_ptr(payment_params_arg);
+       payment_params_arg_conv.is_owned = ptr_is_owned(payment_params_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(payment_params_arg_conv);
        payment_params_arg_conv = PaymentParameters_clone(&payment_params_arg_conv);
        LDKRoute ret_var = Route_new(paths_arg_constr, payment_params_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t Route_clone_ptr(LDKRoute *NONNULL_PTR arg) {
+static inline uint64_t Route_clone_ptr(LDKRoute *NONNULL_PTR arg) {
        LDKRoute ret_var = Route_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRoute arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Route_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRoute orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRoute ret_var = Route_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKRoute o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = Route_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Route_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKRoute a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKRoute b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = Route_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1get_1total_1fees(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRoute this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = Route_get_total_fees(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1get_1total_1amount(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRoute this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = Route_get_total_amount(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Route_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKRoute obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = Route_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -45207,42 +48510,39 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Route_1read(JNIEnv *env, jc
        LDKCResult_RouteDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteDecodeErrorZ), "LDKCResult_RouteDecodeErrorZ");
        *ret_conv = Route_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteParameters_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRouteParameters this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RouteParameters_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteParameters_1get_1payment_1params(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPaymentParameters ret_var = RouteParameters_get_payment_params(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteParameters_1set_1payment_1params(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPaymentParameters val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = PaymentParameters_clone(&val_conv);
        RouteParameters_set_payment_params(&this_ptr_conv, val_conv);
@@ -45250,99 +48550,91 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteParameters_1set_1payment_
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteParameters_1get_1final_1value_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = RouteParameters_get_final_value_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteParameters_1set_1final_1value_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RouteParameters_set_final_value_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_RouteParameters_1get_1final_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = RouteParameters_get_final_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteParameters_1set_1final_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKRouteParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RouteParameters_set_final_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteParameters_1new(JNIEnv *env, jclass clz, int64_t payment_params_arg, int64_t final_value_msat_arg, int32_t final_cltv_expiry_delta_arg) {
        LDKPaymentParameters payment_params_arg_conv;
-       payment_params_arg_conv.inner = (void*)(payment_params_arg & (~1));
-       payment_params_arg_conv.is_owned = (payment_params_arg & 1) || (payment_params_arg == 0);
+       payment_params_arg_conv.inner = untag_ptr(payment_params_arg);
+       payment_params_arg_conv.is_owned = ptr_is_owned(payment_params_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(payment_params_arg_conv);
        payment_params_arg_conv = PaymentParameters_clone(&payment_params_arg_conv);
        LDKRouteParameters ret_var = RouteParameters_new(payment_params_arg_conv, final_value_msat_arg, final_cltv_expiry_delta_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t RouteParameters_clone_ptr(LDKRouteParameters *NONNULL_PTR arg) {
+static inline uint64_t RouteParameters_clone_ptr(LDKRouteParameters *NONNULL_PTR arg) {
        LDKRouteParameters ret_var = RouteParameters_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteParameters_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRouteParameters arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RouteParameters_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteParameters_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRouteParameters orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRouteParameters ret_var = RouteParameters_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteParameters_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKRouteParameters obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = RouteParameters_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -45357,22 +48649,23 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteParameters_1read(JNIEn
        LDKCResult_RouteParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteParametersDecodeErrorZ), "LDKCResult_RouteParametersDecodeErrorZ");
        *ret_conv = RouteParameters_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPaymentParameters this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PaymentParameters_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1payee_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, PaymentParameters_get_payee_pubkey(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -45380,9 +48673,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1payee_1pubkey(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -45391,31 +48685,26 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1payee_
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1features(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKInvoiceFeatures ret_var = PaymentParameters_get_features(&this_ptr_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1features(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKInvoiceFeatures val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = InvoiceFeatures_clone(&val_conv);
        PaymentParameters_set_features(&this_ptr_conv, val_conv);
@@ -45423,9 +48712,10 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1featur
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1route_1hints(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_RouteHintZ ret_var = PaymentParameters_get_route_hints(&this_ptr_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -45433,13 +48723,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get
        for (size_t l = 0; l < ret_var.datalen; l++) {
                LDKRouteHint ret_conv_11_var = ret_var.data[l];
                int64_t ret_conv_11_ref = 0;
-               CHECK((((uintptr_t)ret_conv_11_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_11_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_11_var);
-               ret_conv_11_ref = (uintptr_t)ret_conv_11_var.inner;
-               if (ret_conv_11_var.is_owned) {
-                       ret_conv_11_ref |= 1;
-               }
+               ret_conv_11_ref = tag_ptr(ret_conv_11_var.inner, ret_conv_11_var.is_owned);
                ret_arr_ptr[l] = ret_conv_11_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -45449,9 +48734,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1route_1hints(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_RouteHintZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -45462,8 +48748,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1route_
        for (size_t l = 0; l < val_constr.datalen; l++) {
                int64_t val_conv_11 = val_vals[l];
                LDKRouteHint val_conv_11_conv;
-               val_conv_11_conv.inner = (void*)(val_conv_11 & (~1));
-               val_conv_11_conv.is_owned = (val_conv_11 & 1) || (val_conv_11 == 0);
+               val_conv_11_conv.inner = untag_ptr(val_conv_11);
+               val_conv_11_conv.is_owned = ptr_is_owned(val_conv_11);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_11_conv);
                val_conv_11_conv = RouteHint_clone(&val_conv_11_conv);
                val_constr.data[l] = val_conv_11_conv;
@@ -45474,83 +48760,111 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1route_
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1expiry_1time(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = PaymentParameters_get_expiry_time(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1expiry_1time(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        PaymentParameters_set_expiry_time(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int32_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1max_1total_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int32_t ret_conv = PaymentParameters_get_max_total_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1max_1total_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int32_t val) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        PaymentParameters_set_max_total_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1max_1path_1count(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_t ret_conv = PaymentParameters_get_max_path_count(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1max_1path_1count(JNIEnv *env, jclass clz, int64_t this_ptr, int8_t val) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        PaymentParameters_set_max_path_count(&this_ptr_conv, val);
 }
 
 JNIEXPORT int8_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1max_1channel_1saturation_1power_1of_1half(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_t ret_conv = PaymentParameters_get_max_channel_saturation_power_of_half(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1max_1channel_1saturation_1power_1of_1half(JNIEnv *env, jclass clz, int64_t this_ptr, int8_t val) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        PaymentParameters_set_max_channel_saturation_power_of_half(&this_ptr_conv, val);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1previously_1failed_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1get_1previously_1failed_1channels(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPaymentParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       LDKCVec_u64Z ret_var = PaymentParameters_get_previously_failed_channels(&this_ptr_conv);
+       int64_tArray ret_arr = NULL;
+       ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
+       int64_t *ret_arr_ptr = (*env)->GetPrimitiveArrayCritical(env, ret_arr, NULL);
+       for (size_t g = 0; g < ret_var.datalen; g++) {
+               int64_t ret_conv_6_conv = ret_var.data[g];
+               ret_arr_ptr[g] = ret_conv_6_conv;
+       }
+       (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
+       FREE(ret_var.data);
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1set_1previously_1failed_1channels(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
+       LDKPaymentParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_u64Z val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -45571,8 +48885,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1new(JNIE
        CHECK((*env)->GetArrayLength(env, payee_pubkey_arg) == 33);
        (*env)->GetByteArrayRegion(env, payee_pubkey_arg, 0, 33, payee_pubkey_arg_ref.compressed_form);
        LDKInvoiceFeatures features_arg_conv;
-       features_arg_conv.inner = (void*)(features_arg & (~1));
-       features_arg_conv.is_owned = (features_arg & 1) || (features_arg == 0);
+       features_arg_conv.inner = untag_ptr(features_arg);
+       features_arg_conv.is_owned = ptr_is_owned(features_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(features_arg_conv);
        features_arg_conv = InvoiceFeatures_clone(&features_arg_conv);
        LDKCVec_RouteHintZ route_hints_arg_constr;
@@ -45585,17 +48899,17 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1new(JNIE
        for (size_t l = 0; l < route_hints_arg_constr.datalen; l++) {
                int64_t route_hints_arg_conv_11 = route_hints_arg_vals[l];
                LDKRouteHint route_hints_arg_conv_11_conv;
-               route_hints_arg_conv_11_conv.inner = (void*)(route_hints_arg_conv_11 & (~1));
-               route_hints_arg_conv_11_conv.is_owned = (route_hints_arg_conv_11 & 1) || (route_hints_arg_conv_11 == 0);
+               route_hints_arg_conv_11_conv.inner = untag_ptr(route_hints_arg_conv_11);
+               route_hints_arg_conv_11_conv.is_owned = ptr_is_owned(route_hints_arg_conv_11);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(route_hints_arg_conv_11_conv);
                route_hints_arg_conv_11_conv = RouteHint_clone(&route_hints_arg_conv_11_conv);
                route_hints_arg_constr.data[l] = route_hints_arg_conv_11_conv;
        }
        (*env)->ReleaseLongArrayElements(env, route_hints_arg, route_hints_arg_vals, 0);
-       void* expiry_time_arg_ptr = (void*)(((uintptr_t)expiry_time_arg) & ~1);
+       void* expiry_time_arg_ptr = untag_ptr(expiry_time_arg);
        CHECK_ACCESS(expiry_time_arg_ptr);
        LDKCOption_u64Z expiry_time_arg_conv = *(LDKCOption_u64Z*)(expiry_time_arg_ptr);
-       expiry_time_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)expiry_time_arg) & ~1));
+       expiry_time_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(expiry_time_arg));
        LDKCVec_u64Z previously_failed_channels_arg_constr;
        previously_failed_channels_arg_constr.datalen = (*env)->GetArrayLength(env, previously_failed_channels_arg);
        if (previously_failed_channels_arg_constr.datalen > 0)
@@ -45610,81 +48924,72 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1new(JNIE
        (*env)->ReleaseLongArrayElements(env, previously_failed_channels_arg, previously_failed_channels_arg_vals, 0);
        LDKPaymentParameters ret_var = PaymentParameters_new(payee_pubkey_arg_ref, features_arg_conv, route_hints_arg_constr, expiry_time_arg_conv, max_total_cltv_expiry_delta_arg, max_path_count_arg, max_channel_saturation_power_of_half_arg, previously_failed_channels_arg_constr);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t PaymentParameters_clone_ptr(LDKPaymentParameters *NONNULL_PTR arg) {
+static inline uint64_t PaymentParameters_clone_ptr(LDKPaymentParameters *NONNULL_PTR arg) {
        LDKPaymentParameters ret_var = PaymentParameters_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPaymentParameters arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = PaymentParameters_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPaymentParameters orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPaymentParameters ret_var = PaymentParameters_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKPaymentParameters o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = PaymentParameters_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKPaymentParameters a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKPaymentParameters b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = PaymentParameters_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKPaymentParameters obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = PaymentParameters_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -45699,7 +49004,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1read(JNI
        LDKCResult_PaymentParametersDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentParametersDecodeErrorZ), "LDKCResult_PaymentParametersDecodeErrorZ");
        *ret_conv = PaymentParameters_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1from_1node_1id(JNIEnv *env, jclass clz, int8_tArray payee_pubkey) {
@@ -45708,13 +49013,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1from_1no
        (*env)->GetByteArrayRegion(env, payee_pubkey, 0, 33, payee_pubkey_ref.compressed_form);
        LDKPaymentParameters ret_var = PaymentParameters_from_node_id(payee_pubkey_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
@@ -45724,29 +49024,25 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentParameters_1for_1key
        (*env)->GetByteArrayRegion(env, payee_pubkey, 0, 33, payee_pubkey_ref.compressed_form);
        LDKPaymentParameters ret_var = PaymentParameters_for_keysend(payee_pubkey_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRouteHint this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RouteHint_free(this_obj_conv);
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RouteHint_1get_1a(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHint this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_RouteHintHopZ ret_var = RouteHint_get_a(&this_ptr_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -45754,13 +49050,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RouteHint_1get_1a(JNIE
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKRouteHintHop ret_conv_14_var = ret_var.data[o];
                int64_t ret_conv_14_ref = 0;
-               CHECK((((uintptr_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_14_var);
-               ret_conv_14_ref = (uintptr_t)ret_conv_14_var.inner;
-               if (ret_conv_14_var.is_owned) {
-                       ret_conv_14_ref |= 1;
-               }
+               ret_conv_14_ref = tag_ptr(ret_conv_14_var.inner, ret_conv_14_var.is_owned);
                ret_arr_ptr[o] = ret_conv_14_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -45770,9 +49061,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RouteHint_1get_1a(JNIE
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1set_1a(JNIEnv *env, jclass clz, int64_t this_ptr, int64_tArray val) {
        LDKRouteHint this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCVec_RouteHintHopZ val_constr;
        val_constr.datalen = (*env)->GetArrayLength(env, val);
        if (val_constr.datalen > 0)
@@ -45783,8 +49075,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1set_1a(JNIEnv *env,
        for (size_t o = 0; o < val_constr.datalen; o++) {
                int64_t val_conv_14 = val_vals[o];
                LDKRouteHintHop val_conv_14_conv;
-               val_conv_14_conv.inner = (void*)(val_conv_14 & (~1));
-               val_conv_14_conv.is_owned = (val_conv_14 & 1) || (val_conv_14 == 0);
+               val_conv_14_conv.inner = untag_ptr(val_conv_14);
+               val_conv_14_conv.is_owned = ptr_is_owned(val_conv_14);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv_14_conv);
                val_conv_14_conv = RouteHintHop_clone(&val_conv_14_conv);
                val_constr.data[o] = val_conv_14_conv;
@@ -45804,8 +49096,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHint_1new(JNIEnv *env,
        for (size_t o = 0; o < a_arg_constr.datalen; o++) {
                int64_t a_arg_conv_14 = a_arg_vals[o];
                LDKRouteHintHop a_arg_conv_14_conv;
-               a_arg_conv_14_conv.inner = (void*)(a_arg_conv_14 & (~1));
-               a_arg_conv_14_conv.is_owned = (a_arg_conv_14 & 1) || (a_arg_conv_14 == 0);
+               a_arg_conv_14_conv.inner = untag_ptr(a_arg_conv_14);
+               a_arg_conv_14_conv.is_owned = ptr_is_owned(a_arg_conv_14);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(a_arg_conv_14_conv);
                a_arg_conv_14_conv = RouteHintHop_clone(&a_arg_conv_14_conv);
                a_arg_constr.data[o] = a_arg_conv_14_conv;
@@ -45813,81 +49105,72 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHint_1new(JNIEnv *env,
        (*env)->ReleaseLongArrayElements(env, a_arg, a_arg_vals, 0);
        LDKRouteHint ret_var = RouteHint_new(a_arg_constr);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t RouteHint_clone_ptr(LDKRouteHint *NONNULL_PTR arg) {
+static inline uint64_t RouteHint_clone_ptr(LDKRouteHint *NONNULL_PTR arg) {
        LDKRouteHint ret_var = RouteHint_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHint_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRouteHint arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RouteHint_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHint_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRouteHint orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRouteHint ret_var = RouteHint_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHint_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKRouteHint o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = RouteHint_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RouteHint_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKRouteHint a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKRouteHint b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = RouteHint_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteHint_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKRouteHint obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = RouteHint_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -45902,22 +49185,23 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHint_1read(JNIEnv *env
        LDKCResult_RouteHintDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintDecodeErrorZ), "LDKCResult_RouteHintDecodeErrorZ");
        *ret_conv = RouteHint_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRouteHintHop this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RouteHintHop_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1get_1src_1node_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, RouteHintHop_get_src_node_id(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -45925,9 +49209,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1get_1src_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1src_1node_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -45936,46 +49221,45 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1src_1node_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1get_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = RouteHintHop_get_short_channel_id(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1short_1channel_1id(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RouteHintHop_set_short_channel_id(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1get_1fees(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRoutingFees ret_var = RouteHintHop_get_fees(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1fees(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRoutingFees val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = RoutingFees_clone(&val_conv);
        RouteHintHop_set_fees(&this_ptr_conv, val_conv);
@@ -45983,64 +49267,70 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1fees(JNIEnv
 
 JNIEXPORT int16_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1get_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int16_t ret_conv = RouteHintHop_get_cltv_expiry_delta(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1cltv_1expiry_1delta(JNIEnv *env, jclass clz, int64_t this_ptr, int16_t val) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        RouteHintHop_set_cltv_expiry_delta(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1get_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = RouteHintHop_get_htlc_minimum_msat(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1htlc_1minimum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        RouteHintHop_set_htlc_minimum_msat(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1get_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = RouteHintHop_get_htlc_maximum_msat(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1set_1htlc_1maximum_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRouteHintHop this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKCOption_u64Z val_conv = *(LDKCOption_u64Z*)(val_ptr);
-       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)val) & ~1));
+       val_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(val));
        RouteHintHop_set_htlc_maximum_msat(&this_ptr_conv, val_conv);
 }
 
@@ -46049,95 +49339,86 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1new(JNIEnv *e
        CHECK((*env)->GetArrayLength(env, src_node_id_arg) == 33);
        (*env)->GetByteArrayRegion(env, src_node_id_arg, 0, 33, src_node_id_arg_ref.compressed_form);
        LDKRoutingFees fees_arg_conv;
-       fees_arg_conv.inner = (void*)(fees_arg & (~1));
-       fees_arg_conv.is_owned = (fees_arg & 1) || (fees_arg == 0);
+       fees_arg_conv.inner = untag_ptr(fees_arg);
+       fees_arg_conv.is_owned = ptr_is_owned(fees_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(fees_arg_conv);
        fees_arg_conv = RoutingFees_clone(&fees_arg_conv);
-       void* htlc_minimum_msat_arg_ptr = (void*)(((uintptr_t)htlc_minimum_msat_arg) & ~1);
+       void* htlc_minimum_msat_arg_ptr = untag_ptr(htlc_minimum_msat_arg);
        CHECK_ACCESS(htlc_minimum_msat_arg_ptr);
        LDKCOption_u64Z htlc_minimum_msat_arg_conv = *(LDKCOption_u64Z*)(htlc_minimum_msat_arg_ptr);
-       htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)htlc_minimum_msat_arg) & ~1));
-       void* htlc_maximum_msat_arg_ptr = (void*)(((uintptr_t)htlc_maximum_msat_arg) & ~1);
+       htlc_minimum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(htlc_minimum_msat_arg));
+       void* htlc_maximum_msat_arg_ptr = untag_ptr(htlc_maximum_msat_arg);
        CHECK_ACCESS(htlc_maximum_msat_arg_ptr);
        LDKCOption_u64Z htlc_maximum_msat_arg_conv = *(LDKCOption_u64Z*)(htlc_maximum_msat_arg_ptr);
-       htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)htlc_maximum_msat_arg) & ~1));
+       htlc_maximum_msat_arg_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(htlc_maximum_msat_arg));
        LDKRouteHintHop ret_var = RouteHintHop_new(src_node_id_arg_ref, short_channel_id_arg, fees_arg_conv, cltv_expiry_delta_arg, htlc_minimum_msat_arg_conv, htlc_maximum_msat_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t RouteHintHop_clone_ptr(LDKRouteHintHop *NONNULL_PTR arg) {
+static inline uint64_t RouteHintHop_clone_ptr(LDKRouteHintHop *NONNULL_PTR arg) {
        LDKRouteHintHop ret_var = RouteHintHop_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRouteHintHop arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RouteHintHop_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRouteHintHop orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRouteHintHop ret_var = RouteHintHop_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKRouteHintHop o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = RouteHintHop_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKRouteHintHop a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKRouteHintHop b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = RouteHintHop_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKRouteHintHop obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = RouteHintHop_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -46152,7 +49433,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RouteHintHop_1read(JNIEnv *
        LDKCResult_RouteHintHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteHintHopDecodeErrorZ), "LDKCResult_RouteHintHopDecodeErrorZ");
        *ret_conv = RouteHintHop_read(ser_ref);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_find_1route(JNIEnv *env, jclass clz, int8_tArray our_node_pubkey, int64_t route_params, int64_t network_graph, int64_tArray first_hops, int64_t logger, int64_t scorer, int8_tArray random_seed_bytes) {
@@ -46160,13 +49441,15 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_find_1route(JNIEnv *env, jc
        CHECK((*env)->GetArrayLength(env, our_node_pubkey) == 33);
        (*env)->GetByteArrayRegion(env, our_node_pubkey, 0, 33, our_node_pubkey_ref.compressed_form);
        LDKRouteParameters route_params_conv;
-       route_params_conv.inner = (void*)(route_params & (~1));
-       route_params_conv.is_owned = false;
+       route_params_conv.inner = untag_ptr(route_params);
+       route_params_conv.is_owned = ptr_is_owned(route_params);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_conv);
+       route_params_conv.is_owned = false;
        LDKNetworkGraph network_graph_conv;
-       network_graph_conv.inner = (void*)(network_graph & (~1));
-       network_graph_conv.is_owned = false;
+       network_graph_conv.inner = untag_ptr(network_graph);
+       network_graph_conv.is_owned = ptr_is_owned(network_graph);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
+       network_graph_conv.is_owned = false;
        LDKCVec_ChannelDetailsZ first_hops_constr;
        LDKCVec_ChannelDetailsZ *first_hops_ptr = NULL;
        if (first_hops != NULL) {
@@ -46179,23 +49462,24 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_find_1route(JNIEnv *env, jc
                for (size_t q = 0; q < first_hops_constr.datalen; q++) {
                        int64_t first_hops_conv_16 = first_hops_vals[q];
                        LDKChannelDetails first_hops_conv_16_conv;
-                       first_hops_conv_16_conv.inner = (void*)(first_hops_conv_16 & (~1));
-                       first_hops_conv_16_conv.is_owned = (first_hops_conv_16 & 1) || (first_hops_conv_16 == 0);
+                       first_hops_conv_16_conv.inner = untag_ptr(first_hops_conv_16);
+                       first_hops_conv_16_conv.is_owned = ptr_is_owned(first_hops_conv_16);
                        CHECK_INNER_FIELD_ACCESS_OR_NULL(first_hops_conv_16_conv);
+                       first_hops_conv_16_conv.is_owned = false;
                        first_hops_constr.data[q] = first_hops_conv_16_conv;
                }
                (*env)->ReleaseLongArrayElements(env, first_hops, first_hops_vals, 0);
                first_hops_ptr = &first_hops_constr;
        }
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKLogger_JCalls_cloned(&logger_conv);
        }
-       void* scorer_ptr = (void*)(((uintptr_t)scorer) & ~1);
-       if (!(scorer & 1)) { CHECK_ACCESS(scorer_ptr); }
+       void* scorer_ptr = untag_ptr(scorer);
+       if (ptr_is_owned(scorer)) { CHECK_ACCESS(scorer_ptr); }
        LDKScore* scorer_conv = (LDKScore*)scorer_ptr;
        unsigned char random_seed_bytes_arr[32];
        CHECK((*env)->GetArrayLength(env, random_seed_bytes) == 32);
@@ -46204,7 +49488,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_find_1route(JNIEnv *env, jc
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret_conv = find_route(our_node_pubkey_ref, &route_params_conv, &network_graph_conv, first_hops_ptr, logger_conv, scorer_conv, random_seed_bytes_ref);
        if (first_hops_ptr != NULL) { FREE(first_hops_constr.data); }
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_build_1route_1from_1hops(JNIEnv *env, jclass clz, int8_tArray our_node_pubkey, jobjectArray hops, int64_t route_params, int64_t network_graph, int64_t logger, int8_tArray random_seed_bytes) {
@@ -46225,14 +49509,16 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_build_1route_1from_1hops(JN
                hops_constr.data[i] = hops_conv_8_ref;
        }
        LDKRouteParameters route_params_conv;
-       route_params_conv.inner = (void*)(route_params & (~1));
-       route_params_conv.is_owned = false;
+       route_params_conv.inner = untag_ptr(route_params);
+       route_params_conv.is_owned = ptr_is_owned(route_params);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(route_params_conv);
+       route_params_conv.is_owned = false;
        LDKNetworkGraph network_graph_conv;
-       network_graph_conv.inner = (void*)(network_graph & (~1));
-       network_graph_conv.is_owned = false;
+       network_graph_conv.inner = untag_ptr(network_graph);
+       network_graph_conv.is_owned = ptr_is_owned(network_graph);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       network_graph_conv.is_owned = false;
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -46245,40 +49531,93 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_build_1route_1from_1hops(JN
        unsigned char (*random_seed_bytes_ref)[32] = &random_seed_bytes_arr;
        LDKCResult_RouteLightningErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret_conv = build_route_from_hops(our_node_pubkey_ref, hops_constr, &route_params_conv, &network_graph_conv, logger_conv, random_seed_bytes_ref);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Score_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKScore this_ptr_conv = *(LDKScore*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Score_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LockableScore_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKLockableScore this_ptr_conv = *(LDKLockableScore*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        LockableScore_free(this_ptr_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_WriteableScore_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKWriteableScore this_ptr_conv = *(LDKWriteableScore*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       WriteableScore_free(this_ptr_conv);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MultiThreadedLockableScore_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKMultiThreadedLockableScore this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        MultiThreadedLockableScore_free(this_obj_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MultiThreadedScoreLock_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKMultiThreadedScoreLock this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       MultiThreadedScoreLock_free(this_obj_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MultiThreadedScoreLock_1as_1Score(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKMultiThreadedScoreLock this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
+       *ret_ret = MultiThreadedScoreLock_as_Score(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_MultiThreadedScoreLock_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKMultiThreadedScoreLock obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = MultiThreadedScoreLock_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MultiThreadedLockableScore_1as_1LockableScore(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKMultiThreadedLockableScore this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKLockableScore* ret_ret = MALLOC(sizeof(LDKLockableScore), "LDKLockableScore");
+       *ret_ret = MultiThreadedLockableScore_as_LockableScore(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_MultiThreadedLockableScore_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKMultiThreadedLockableScore obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = MultiThreadedLockableScore_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -46286,8 +49625,19 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_MultiThreadedLockableSc
        return ret_arr;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MultiThreadedLockableScore_1as_1WriteableScore(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKMultiThreadedLockableScore this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKWriteableScore* ret_ret = MALLOC(sizeof(LDKWriteableScore), "LDKWriteableScore");
+       *ret_ret = MultiThreadedLockableScore_as_WriteableScore(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MultiThreadedLockableScore_1new(JNIEnv *env, jclass clz, int64_t score) {
-       void* score_ptr = (void*)(((uintptr_t)score) & ~1);
+       void* score_ptr = untag_ptr(score);
        CHECK_ACCESS(score_ptr);
        LDKScore score_conv = *(LDKScore*)(score_ptr);
        if (score_conv.free == LDKScore_JCalls_free) {
@@ -46296,210 +49646,187 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MultiThreadedLockableScore_
        }
        LDKMultiThreadedLockableScore ret_var = MultiThreadedLockableScore_new(score_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKChannelUsage this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ChannelUsage_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1get_1amount_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUsage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelUsage_get_amount_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1set_1amount_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUsage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelUsage_set_amount_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1get_1inflight_1htlc_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUsage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ChannelUsage_get_inflight_htlc_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1set_1inflight_1htlc_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUsage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ChannelUsage_set_inflight_htlc_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1get_1effective_1capacity(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKChannelUsage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKEffectiveCapacity *ret_copy = MALLOC(sizeof(LDKEffectiveCapacity), "LDKEffectiveCapacity");
        *ret_copy = ChannelUsage_get_effective_capacity(&this_ptr_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1set_1effective_1capacity(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKChannelUsage this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
-       void* val_ptr = (void*)(((uintptr_t)val) & ~1);
+       this_ptr_conv.is_owned = false;
+       void* val_ptr = untag_ptr(val);
        CHECK_ACCESS(val_ptr);
        LDKEffectiveCapacity val_conv = *(LDKEffectiveCapacity*)(val_ptr);
-       val_conv = EffectiveCapacity_clone((LDKEffectiveCapacity*)(((uintptr_t)val) & ~1));
+       val_conv = EffectiveCapacity_clone((LDKEffectiveCapacity*)untag_ptr(val));
        ChannelUsage_set_effective_capacity(&this_ptr_conv, val_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1new(JNIEnv *env, jclass clz, int64_t amount_msat_arg, int64_t inflight_htlc_msat_arg, int64_t effective_capacity_arg) {
-       void* effective_capacity_arg_ptr = (void*)(((uintptr_t)effective_capacity_arg) & ~1);
+       void* effective_capacity_arg_ptr = untag_ptr(effective_capacity_arg);
        CHECK_ACCESS(effective_capacity_arg_ptr);
        LDKEffectiveCapacity effective_capacity_arg_conv = *(LDKEffectiveCapacity*)(effective_capacity_arg_ptr);
-       effective_capacity_arg_conv = EffectiveCapacity_clone((LDKEffectiveCapacity*)(((uintptr_t)effective_capacity_arg) & ~1));
+       effective_capacity_arg_conv = EffectiveCapacity_clone((LDKEffectiveCapacity*)untag_ptr(effective_capacity_arg));
        LDKChannelUsage ret_var = ChannelUsage_new(amount_msat_arg, inflight_htlc_msat_arg, effective_capacity_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t ChannelUsage_clone_ptr(LDKChannelUsage *NONNULL_PTR arg) {
+static inline uint64_t ChannelUsage_clone_ptr(LDKChannelUsage *NONNULL_PTR arg) {
        LDKChannelUsage ret_var = ChannelUsage_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKChannelUsage arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ChannelUsage_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelUsage_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKChannelUsage orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKChannelUsage ret_var = ChannelUsage_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FixedPenaltyScorer_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKFixedPenaltyScorer this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        FixedPenaltyScorer_free(this_obj_conv);
 }
 
-static inline uintptr_t FixedPenaltyScorer_clone_ptr(LDKFixedPenaltyScorer *NONNULL_PTR arg) {
+static inline uint64_t FixedPenaltyScorer_clone_ptr(LDKFixedPenaltyScorer *NONNULL_PTR arg) {
        LDKFixedPenaltyScorer ret_var = FixedPenaltyScorer_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FixedPenaltyScorer_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKFixedPenaltyScorer arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = FixedPenaltyScorer_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FixedPenaltyScorer_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKFixedPenaltyScorer orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKFixedPenaltyScorer ret_var = FixedPenaltyScorer_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FixedPenaltyScorer_1with_1penalty(JNIEnv *env, jclass clz, int64_t penalty_msat) {
        LDKFixedPenaltyScorer ret_var = FixedPenaltyScorer_with_penalty(penalty_msat);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FixedPenaltyScorer_1as_1Score(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKFixedPenaltyScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
        *ret_ret = FixedPenaltyScorer_as_Score(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_FixedPenaltyScorer_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKFixedPenaltyScorer obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = FixedPenaltyScorer_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -46514,193 +49841,257 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FixedPenaltyScorer_1read(JN
        LDKCResult_FixedPenaltyScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_FixedPenaltyScorerDecodeErrorZ), "LDKCResult_FixedPenaltyScorerDecodeErrorZ");
        *ret_conv = FixedPenaltyScorer_read(ser_ref, arg);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKProbabilisticScorer this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ProbabilisticScorer_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKProbabilisticScoringParameters this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ProbabilisticScoringParameters_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1base_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_get_base_penalty_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1base_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ProbabilisticScoringParameters_set_base_penalty_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1base_1penalty_1amount_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_get_base_penalty_amount_multiplier_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1base_1penalty_1amount_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ProbabilisticScoringParameters_set_base_penalty_amount_multiplier_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1liquidity_1penalty_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_get_liquidity_penalty_multiplier_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1liquidity_1penalty_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ProbabilisticScoringParameters_set_liquidity_penalty_multiplier_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1liquidity_1offset_1half_1life(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_get_liquidity_offset_half_life(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1liquidity_1offset_1half_1life(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ProbabilisticScoringParameters_set_liquidity_offset_half_life(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1liquidity_1penalty_1amount_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_get_liquidity_penalty_amount_multiplier_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1liquidity_1penalty_1amount_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ProbabilisticScoringParameters_set_liquidity_penalty_amount_multiplier_msat(&this_ptr_conv, val);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1anti_1probing_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1historical_1liquidity_1penalty_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
        this_ptr_conv.is_owned = false;
+       int64_t ret_conv = ProbabilisticScoringParameters_get_historical_liquidity_penalty_multiplier_msat(&this_ptr_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1historical_1liquidity_1penalty_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       ProbabilisticScoringParameters_set_historical_liquidity_penalty_multiplier_msat(&this_ptr_conv, val);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1historical_1liquidity_1penalty_1amount_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       int64_t ret_conv = ProbabilisticScoringParameters_get_historical_liquidity_penalty_amount_multiplier_msat(&this_ptr_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1historical_1liquidity_1penalty_1amount_1multiplier_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       ProbabilisticScoringParameters_set_historical_liquidity_penalty_amount_multiplier_msat(&this_ptr_conv, val);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1historical_1no_1updates_1half_1life(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       int64_t ret_conv = ProbabilisticScoringParameters_get_historical_no_updates_half_life(&this_ptr_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1historical_1no_1updates_1half_1life(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
+       ProbabilisticScoringParameters_set_historical_no_updates_half_life(&this_ptr_conv, val);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1anti_1probing_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       LDKProbabilisticScoringParameters this_ptr_conv;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_get_anti_probing_penalty_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1anti_1probing_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ProbabilisticScoringParameters_set_anti_probing_penalty_msat(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1get_1considered_1impossible_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_get_considered_impossible_penalty_msat(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1set_1considered_1impossible_1penalty_1msat(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKProbabilisticScoringParameters this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        ProbabilisticScoringParameters_set_considered_impossible_penalty_msat(&this_ptr_conv, val);
 }
 
-static inline uintptr_t ProbabilisticScoringParameters_clone_ptr(LDKProbabilisticScoringParameters *NONNULL_PTR arg) {
+static inline uint64_t ProbabilisticScoringParameters_clone_ptr(LDKProbabilisticScoringParameters *NONNULL_PTR arg) {
        LDKProbabilisticScoringParameters ret_var = ProbabilisticScoringParameters_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKProbabilisticScoringParameters arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ProbabilisticScoringParameters_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKProbabilisticScoringParameters orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKProbabilisticScoringParameters ret_var = ProbabilisticScoringParameters_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1new(JNIEnv *env, jclass clz, int64_t params, int64_t network_graph, int64_t logger) {
        LDKProbabilisticScoringParameters params_conv;
-       params_conv.inner = (void*)(params & (~1));
-       params_conv.is_owned = (params & 1) || (params == 0);
+       params_conv.inner = untag_ptr(params);
+       params_conv.is_owned = ptr_is_owned(params);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(params_conv);
        params_conv = ProbabilisticScoringParameters_clone(&params_conv);
        LDKNetworkGraph network_graph_conv;
-       network_graph_conv.inner = (void*)(network_graph & (~1));
-       network_graph_conv.is_owned = false;
+       network_graph_conv.inner = untag_ptr(network_graph);
+       network_graph_conv.is_owned = ptr_is_owned(network_graph);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       network_graph_conv.is_owned = false;
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
@@ -46709,100 +50100,108 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1new(JN
        }
        LDKProbabilisticScorer ret_var = ProbabilisticScorer_new(params_conv, &network_graph_conv, logger_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1debug_1log_1liquidity_1stats(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ProbabilisticScorer_debug_log_liquidity_stats(&this_arg_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1estimated_1channel_1liquidity_1range(JNIEnv *env, jclass clz, int64_t this_arg, int64_t scid, int64_t target) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKNodeId target_conv;
-       target_conv.inner = (void*)(target & (~1));
-       target_conv.is_owned = false;
+       target_conv.inner = untag_ptr(target);
+       target_conv.is_owned = ptr_is_owned(target);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(target_conv);
+       target_conv.is_owned = false;
        LDKCOption_C2Tuple_u64u64ZZ *ret_copy = MALLOC(sizeof(LDKCOption_C2Tuple_u64u64ZZ), "LDKCOption_C2Tuple_u64u64ZZ");
        *ret_copy = ProbabilisticScorer_estimated_channel_liquidity_range(&this_arg_conv, scid, &target_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1add_1banned(JNIEnv *env, jclass clz, int64_t this_arg, int64_t node_id) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKNodeId node_id_conv;
-       node_id_conv.inner = (void*)(node_id & (~1));
-       node_id_conv.is_owned = false;
+       node_id_conv.inner = untag_ptr(node_id);
+       node_id_conv.is_owned = ptr_is_owned(node_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(node_id_conv);
+       node_id_conv.is_owned = false;
        ProbabilisticScorer_add_banned(&this_arg_conv, &node_id_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1remove_1banned(JNIEnv *env, jclass clz, int64_t this_arg, int64_t node_id) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKNodeId node_id_conv;
-       node_id_conv.inner = (void*)(node_id & (~1));
-       node_id_conv.is_owned = false;
+       node_id_conv.inner = untag_ptr(node_id);
+       node_id_conv.is_owned = ptr_is_owned(node_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(node_id_conv);
+       node_id_conv.is_owned = false;
        ProbabilisticScorer_remove_banned(&this_arg_conv, &node_id_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1set_1manual_1penalty(JNIEnv *env, jclass clz, int64_t this_arg, int64_t node_id, int64_t penalty) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKNodeId node_id_conv;
-       node_id_conv.inner = (void*)(node_id & (~1));
-       node_id_conv.is_owned = false;
+       node_id_conv.inner = untag_ptr(node_id);
+       node_id_conv.is_owned = ptr_is_owned(node_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(node_id_conv);
+       node_id_conv.is_owned = false;
        ProbabilisticScorer_set_manual_penalty(&this_arg_conv, &node_id_conv, penalty);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1remove_1manual_1penalty(JNIEnv *env, jclass clz, int64_t this_arg, int64_t node_id) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKNodeId node_id_conv;
-       node_id_conv.inner = (void*)(node_id & (~1));
-       node_id_conv.is_owned = false;
+       node_id_conv.inner = untag_ptr(node_id);
+       node_id_conv.is_owned = ptr_is_owned(node_id);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(node_id_conv);
+       node_id_conv.is_owned = false;
        ProbabilisticScorer_remove_manual_penalty(&this_arg_conv, &node_id_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1clear_1manual_1penalties(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        ProbabilisticScorer_clear_manual_penalties(&this_arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1add_1banned_1from_1list(JNIEnv *env, jclass clz, int64_t this_arg, int64_tArray node_ids) {
        LDKProbabilisticScoringParameters this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_NodeIdZ node_ids_constr;
        node_ids_constr.datalen = (*env)->GetArrayLength(env, node_ids);
        if (node_ids_constr.datalen > 0)
@@ -46813,8 +50212,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters
        for (size_t i = 0; i < node_ids_constr.datalen; i++) {
                int64_t node_ids_conv_8 = node_ids_vals[i];
                LDKNodeId node_ids_conv_8_conv;
-               node_ids_conv_8_conv.inner = (void*)(node_ids_conv_8 & (~1));
-               node_ids_conv_8_conv.is_owned = (node_ids_conv_8 & 1) || (node_ids_conv_8 == 0);
+               node_ids_conv_8_conv.inner = untag_ptr(node_ids_conv_8);
+               node_ids_conv_8_conv.is_owned = ptr_is_owned(node_ids_conv_8);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(node_ids_conv_8_conv);
                node_ids_conv_8_conv = NodeId_clone(&node_ids_conv_8_conv);
                node_ids_constr.data[i] = node_ids_conv_8_conv;
@@ -46826,31 +50225,28 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScoringParameters_1default(JNIEnv *env, jclass clz) {
        LDKProbabilisticScoringParameters ret_var = ProbabilisticScoringParameters_default();
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1as_1Score(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKProbabilisticScorer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKScore* ret_ret = MALLOC(sizeof(LDKScore), "LDKScore");
        *ret_ret = ProbabilisticScorer_as_Score(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1write(JNIEnv *env, jclass clz, int64_t obj) {
        LDKProbabilisticScorer obj_conv;
-       obj_conv.inner = (void*)(obj & (~1));
-       obj_conv.is_owned = false;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
        LDKCVec_u8Z ret_var = ProbabilisticScorer_write(&obj_conv);
        int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
@@ -46863,15 +50259,16 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1read(J
        ser_ref.datalen = (*env)->GetArrayLength(env, ser);
        ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
        LDKProbabilisticScoringParameters arg_a_conv;
-       arg_a_conv.inner = (void*)(arg_a & (~1));
-       arg_a_conv.is_owned = (arg_a & 1) || (arg_a == 0);
+       arg_a_conv.inner = untag_ptr(arg_a);
+       arg_a_conv.is_owned = ptr_is_owned(arg_a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_a_conv);
        arg_a_conv = ProbabilisticScoringParameters_clone(&arg_a_conv);
        LDKNetworkGraph arg_b_conv;
-       arg_b_conv.inner = (void*)(arg_b & (~1));
-       arg_b_conv.is_owned = false;
+       arg_b_conv.inner = untag_ptr(arg_b);
+       arg_b_conv.is_owned = ptr_is_owned(arg_b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_b_conv);
-       void* arg_c_ptr = (void*)(((uintptr_t)arg_c) & ~1);
+       arg_b_conv.is_owned = false;
+       void* arg_c_ptr = untag_ptr(arg_c);
        CHECK_ACCESS(arg_c_ptr);
        LDKLogger arg_c_conv = *(LDKLogger*)(arg_c_ptr);
        if (arg_c_conv.free == LDKLogger_JCalls_free) {
@@ -46881,13 +50278,480 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ProbabilisticScorer_1read(J
        LDKCResult_ProbabilisticScorerDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_ProbabilisticScorerDecodeErrorZ), "LDKCResult_ProbabilisticScorerDecodeErrorZ");
        *ret_conv = ProbabilisticScorer_read(ser_ref, arg_a_conv, &arg_b_conv, arg_c_conv);
        (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BlindedPath_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKBlindedPath this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       BlindedPath_free(this_obj_conv);
+}
+
+static inline uint64_t BlindedPath_clone_ptr(LDKBlindedPath *NONNULL_PTR arg) {
+       LDKBlindedPath ret_var = BlindedPath_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BlindedPath_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKBlindedPath arg_conv;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
+       int64_t ret_conv = BlindedPath_clone_ptr(&arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BlindedPath_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKBlindedPath orig_conv;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
+       LDKBlindedPath ret_var = BlindedPath_clone(&orig_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BlindedHop_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKBlindedHop this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       BlindedHop_free(this_obj_conv);
+}
+
+static inline uint64_t BlindedHop_clone_ptr(LDKBlindedHop *NONNULL_PTR arg) {
+       LDKBlindedHop ret_var = BlindedHop_clone(arg);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BlindedHop_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKBlindedHop arg_conv;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
+       int64_t ret_conv = BlindedHop_clone_ptr(&arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BlindedHop_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKBlindedHop orig_conv;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
+       LDKBlindedHop ret_var = BlindedHop_clone(&orig_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BlindedPath_1new(JNIEnv *env, jclass clz, jobjectArray node_pks, int64_t keys_manager) {
+       LDKCVec_PublicKeyZ node_pks_constr;
+       node_pks_constr.datalen = (*env)->GetArrayLength(env, node_pks);
+       if (node_pks_constr.datalen > 0)
+               node_pks_constr.data = MALLOC(node_pks_constr.datalen * sizeof(LDKPublicKey), "LDKCVec_PublicKeyZ Elements");
+       else
+               node_pks_constr.data = NULL;
+       for (size_t i = 0; i < node_pks_constr.datalen; i++) {
+               int8_tArray node_pks_conv_8 = (*env)->GetObjectArrayElement(env, node_pks, i);
+               LDKPublicKey node_pks_conv_8_ref;
+               CHECK((*env)->GetArrayLength(env, node_pks_conv_8) == 33);
+               (*env)->GetByteArrayRegion(env, node_pks_conv_8, 0, 33, node_pks_conv_8_ref.compressed_form);
+               node_pks_constr.data[i] = node_pks_conv_8_ref;
+       }
+       void* keys_manager_ptr = untag_ptr(keys_manager);
+       if (ptr_is_owned(keys_manager)) { CHECK_ACCESS(keys_manager_ptr); }
+       LDKKeysInterface* keys_manager_conv = (LDKKeysInterface*)keys_manager_ptr;
+       LDKCResult_BlindedPathNoneZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathNoneZ), "LDKCResult_BlindedPathNoneZ");
+       *ret_conv = BlindedPath_new(node_pks_constr, keys_manager_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BlindedPath_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKBlindedPath obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = BlindedPath_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BlindedPath_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = (*env)->GetArrayLength(env, ser);
+       ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
+       LDKCResult_BlindedPathDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedPathDecodeErrorZ), "LDKCResult_BlindedPathDecodeErrorZ");
+       *ret_conv = BlindedPath_read(ser_ref);
+       (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_BlindedHop_1write(JNIEnv *env, jclass clz, int64_t obj) {
+       LDKBlindedHop obj_conv;
+       obj_conv.inner = untag_ptr(obj);
+       obj_conv.is_owned = ptr_is_owned(obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(obj_conv);
+       obj_conv.is_owned = false;
+       LDKCVec_u8Z ret_var = BlindedHop_write(&obj_conv);
+       int8_tArray ret_arr = (*env)->NewByteArray(env, ret_var.datalen);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, ret_var.datalen, ret_var.data);
+       CVec_u8Z_free(ret_var);
+       return ret_arr;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BlindedHop_1read(JNIEnv *env, jclass clz, int8_tArray ser) {
+       LDKu8slice ser_ref;
+       ser_ref.datalen = (*env)->GetArrayLength(env, ser);
+       ser_ref.data = (*env)->GetByteArrayElements (env, ser, NULL);
+       LDKCResult_BlindedHopDecodeErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_BlindedHopDecodeErrorZ), "LDKCResult_BlindedHopDecodeErrorZ");
+       *ret_conv = BlindedHop_read(ser_ref);
+       (*env)->ReleaseByteArrayElements(env, ser, (int8_t*)ser_ref.data, 0);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessenger_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
+       LDKOnionMessenger this_obj_conv;
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
+       OnionMessenger_free(this_obj_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Destination_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKDestination this_ptr_conv = *(LDKDestination*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       Destination_free(this_ptr_conv);
+}
+
+static inline uint64_t Destination_clone_ptr(LDKDestination *NONNULL_PTR arg) {
+       LDKDestination *ret_copy = MALLOC(sizeof(LDKDestination), "LDKDestination");
+       *ret_copy = Destination_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Destination_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKDestination* arg_conv = (LDKDestination*)untag_ptr(arg);
+       int64_t ret_conv = Destination_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Destination_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKDestination* orig_conv = (LDKDestination*)untag_ptr(orig);
+       LDKDestination *ret_copy = MALLOC(sizeof(LDKDestination), "LDKDestination");
+       *ret_copy = Destination_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Destination_1node(JNIEnv *env, jclass clz, int8_tArray a) {
+       LDKPublicKey a_ref;
+       CHECK((*env)->GetArrayLength(env, a) == 33);
+       (*env)->GetByteArrayRegion(env, a, 0, 33, a_ref.compressed_form);
+       LDKDestination *ret_copy = MALLOC(sizeof(LDKDestination), "LDKDestination");
+       *ret_copy = Destination_node(a_ref);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Destination_1blinded_1path(JNIEnv *env, jclass clz, int64_t a) {
+       LDKBlindedPath a_conv;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv = BlindedPath_clone(&a_conv);
+       LDKDestination *ret_copy = MALLOC(sizeof(LDKDestination), "LDKDestination");
+       *ret_copy = Destination_blinded_path(a_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SendError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKSendError this_ptr_conv = *(LDKSendError*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       SendError_free(this_ptr_conv);
+}
+
+static inline uint64_t SendError_clone_ptr(LDKSendError *NONNULL_PTR arg) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKSendError* arg_conv = (LDKSendError*)untag_ptr(arg);
+       int64_t ret_conv = SendError_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKSendError* orig_conv = (LDKSendError*)untag_ptr(orig);
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1secp256k1(JNIEnv *env, jclass clz, jclass a) {
+       LDKSecp256k1Error a_conv = LDKSecp256k1Error_from_java(env, a);
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_secp256k1(a_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1too_1big_1packet(JNIEnv *env, jclass clz) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_too_big_packet();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1too_1few_1blinded_1hops(JNIEnv *env, jclass clz) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_too_few_blinded_hops();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1invalid_1first_1hop(JNIEnv *env, jclass clz) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_invalid_first_hop();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1invalid_1message(JNIEnv *env, jclass clz) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_invalid_message();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1buffer_1full(JNIEnv *env, jclass clz) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_buffer_full();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1get_1node_1id_1failed(JNIEnv *env, jclass clz) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_get_node_id_failed();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SendError_1blinded_1path_1advance_1failed(JNIEnv *env, jclass clz) {
+       LDKSendError *ret_copy = MALLOC(sizeof(LDKSendError), "LDKSendError");
+       *ret_copy = SendError_blinded_path_advance_failed();
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_SendError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKSendError* a_conv = (LDKSendError*)untag_ptr(a);
+       LDKSendError* b_conv = (LDKSendError*)untag_ptr(b);
+       jboolean ret_conv = SendError_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageHandler_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKCustomOnionMessageHandler this_ptr_conv = *(LDKCustomOnionMessageHandler*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       CustomOnionMessageHandler_free(this_ptr_conv);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessenger_1new(JNIEnv *env, jclass clz, int64_t keys_manager, int64_t logger, int64_t custom_handler) {
+       void* keys_manager_ptr = untag_ptr(keys_manager);
+       CHECK_ACCESS(keys_manager_ptr);
+       LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
+       if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
+       }
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
+       void* custom_handler_ptr = untag_ptr(custom_handler);
+       CHECK_ACCESS(custom_handler_ptr);
+       LDKCustomOnionMessageHandler custom_handler_conv = *(LDKCustomOnionMessageHandler*)(custom_handler_ptr);
+       if (custom_handler_conv.free == LDKCustomOnionMessageHandler_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKCustomOnionMessageHandler_JCalls_cloned(&custom_handler_conv);
+       }
+       LDKOnionMessenger ret_var = OnionMessenger_new(keys_manager_conv, logger_conv, custom_handler_conv);
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessenger_1send_1onion_1message(JNIEnv *env, jclass clz, int64_t this_arg, jobjectArray intermediate_nodes, int64_t destination, int64_t message, int64_t reply_path) {
+       LDKOnionMessenger this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKCVec_PublicKeyZ intermediate_nodes_constr;
+       intermediate_nodes_constr.datalen = (*env)->GetArrayLength(env, intermediate_nodes);
+       if (intermediate_nodes_constr.datalen > 0)
+               intermediate_nodes_constr.data = MALLOC(intermediate_nodes_constr.datalen * sizeof(LDKPublicKey), "LDKCVec_PublicKeyZ Elements");
+       else
+               intermediate_nodes_constr.data = NULL;
+       for (size_t i = 0; i < intermediate_nodes_constr.datalen; i++) {
+               int8_tArray intermediate_nodes_conv_8 = (*env)->GetObjectArrayElement(env, intermediate_nodes, i);
+               LDKPublicKey intermediate_nodes_conv_8_ref;
+               CHECK((*env)->GetArrayLength(env, intermediate_nodes_conv_8) == 33);
+               (*env)->GetByteArrayRegion(env, intermediate_nodes_conv_8, 0, 33, intermediate_nodes_conv_8_ref.compressed_form);
+               intermediate_nodes_constr.data[i] = intermediate_nodes_conv_8_ref;
+       }
+       void* destination_ptr = untag_ptr(destination);
+       CHECK_ACCESS(destination_ptr);
+       LDKDestination destination_conv = *(LDKDestination*)(destination_ptr);
+       destination_conv = Destination_clone((LDKDestination*)untag_ptr(destination));
+       void* message_ptr = untag_ptr(message);
+       CHECK_ACCESS(message_ptr);
+       LDKOnionMessageContents message_conv = *(LDKOnionMessageContents*)(message_ptr);
+       message_conv = OnionMessageContents_clone((LDKOnionMessageContents*)untag_ptr(message));
+       LDKBlindedPath reply_path_conv;
+       reply_path_conv.inner = untag_ptr(reply_path);
+       reply_path_conv.is_owned = ptr_is_owned(reply_path);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(reply_path_conv);
+       reply_path_conv = BlindedPath_clone(&reply_path_conv);
+       LDKCResult_NoneSendErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSendErrorZ), "LDKCResult_NoneSendErrorZ");
+       *ret_conv = OnionMessenger_send_onion_message(&this_arg_conv, intermediate_nodes_constr, destination_conv, message_conv, reply_path_conv);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessenger_1as_1OnionMessageHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKOnionMessenger this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKOnionMessageHandler* ret_ret = MALLOC(sizeof(LDKOnionMessageHandler), "LDKOnionMessageHandler");
+       *ret_ret = OnionMessenger_as_OnionMessageHandler(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessenger_1as_1OnionMessageProvider(JNIEnv *env, jclass clz, int64_t this_arg) {
+       LDKOnionMessenger this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKOnionMessageProvider* ret_ret = MALLOC(sizeof(LDKOnionMessageProvider), "LDKOnionMessageProvider");
+       *ret_ret = OnionMessenger_as_OnionMessageProvider(&this_arg_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OnionMessageContents_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKOnionMessageContents this_ptr_conv = *(LDKOnionMessageContents*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       OnionMessageContents_free(this_ptr_conv);
+}
+
+static inline uint64_t OnionMessageContents_clone_ptr(LDKOnionMessageContents *NONNULL_PTR arg) {
+       LDKOnionMessageContents *ret_copy = MALLOC(sizeof(LDKOnionMessageContents), "LDKOnionMessageContents");
+       *ret_copy = OnionMessageContents_clone(arg);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessageContents_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       LDKOnionMessageContents* arg_conv = (LDKOnionMessageContents*)untag_ptr(arg);
+       int64_t ret_conv = OnionMessageContents_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessageContents_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       LDKOnionMessageContents* orig_conv = (LDKOnionMessageContents*)untag_ptr(orig);
+       LDKOnionMessageContents *ret_copy = MALLOC(sizeof(LDKOnionMessageContents), "LDKOnionMessageContents");
+       *ret_copy = OnionMessageContents_clone(orig_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_OnionMessageContents_1custom(JNIEnv *env, jclass clz, int64_t a) {
+       void* a_ptr = untag_ptr(a);
+       CHECK_ACCESS(a_ptr);
+       LDKCustomOnionMessageContents a_conv = *(LDKCustomOnionMessageContents*)(a_ptr);
+       if (a_conv.free == LDKCustomOnionMessageContents_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKCustomOnionMessageContents_JCalls_cloned(&a_conv);
+       }
+       LDKOnionMessageContents *ret_copy = MALLOC(sizeof(LDKOnionMessageContents), "LDKOnionMessageContents");
+       *ret_copy = OnionMessageContents_custom(a_conv);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
+       return ret_ref;
+}
+
+static inline uint64_t CustomOnionMessageContents_clone_ptr(LDKCustomOnionMessageContents *NONNULL_PTR arg) {
+       LDKCustomOnionMessageContents* ret_ret = MALLOC(sizeof(LDKCustomOnionMessageContents), "LDKCustomOnionMessageContents");
+       *ret_ret = CustomOnionMessageContents_clone(arg);
+       return tag_ptr(ret_ret, true);
+}
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageContents_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
+       void* arg_ptr = untag_ptr(arg);
+       if (ptr_is_owned(arg)) { CHECK_ACCESS(arg_ptr); }
+       LDKCustomOnionMessageContents* arg_conv = (LDKCustomOnionMessageContents*)arg_ptr;
+       int64_t ret_conv = CustomOnionMessageContents_clone_ptr(arg_conv);
+       return ret_conv;
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageContents_1clone(JNIEnv *env, jclass clz, int64_t orig) {
+       void* orig_ptr = untag_ptr(orig);
+       if (ptr_is_owned(orig)) { CHECK_ACCESS(orig_ptr); }
+       LDKCustomOnionMessageContents* orig_conv = (LDKCustomOnionMessageContents*)orig_ptr;
+       LDKCustomOnionMessageContents* ret_ret = MALLOC(sizeof(LDKCustomOnionMessageContents), "LDKCustomOnionMessageContents");
+       *ret_ret = CustomOnionMessageContents_clone(orig_conv);
+       return tag_ptr(ret_ret, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CustomOnionMessageContents_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
+       CHECK_ACCESS(this_ptr_ptr);
+       LDKCustomOnionMessageContents this_ptr_conv = *(LDKCustomOnionMessageContents*)(this_ptr_ptr);
+       FREE(untag_ptr(this_ptr));
+       CustomOnionMessageContents_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FilesystemPersister_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKFilesystemPersister this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        FilesystemPersister_free(this_obj_conv);
 }
@@ -46896,21 +50760,17 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FilesystemPersister_1new(JN
        LDKStr path_to_channel_data_conv = java_to_owned_str(env, path_to_channel_data);
        LDKFilesystemPersister ret_var = FilesystemPersister_new(path_to_channel_data_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_FilesystemPersister_1get_1data_1dir(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKFilesystemPersister this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKStr ret_str = FilesystemPersister_get_data_dir(&this_arg_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -46919,10 +50779,11 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_FilesystemPersister_1get_1d
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FilesystemPersister_1read_1channelmonitors(JNIEnv *env, jclass clz, int64_t this_arg, int64_t keys_manager) {
        LDKFilesystemPersister this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       this_arg_conv.is_owned = false;
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
@@ -46931,64 +50792,66 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_FilesystemPersister_1read_1
        }
        LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ), "LDKCResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ");
        *ret_conv = FilesystemPersister_read_channelmonitors(&this_arg_conv, keys_manager_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BackgroundProcessor_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKBackgroundProcessor this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        BackgroundProcessor_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipSync_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKGossipSync this_ptr_conv = *(LDKGossipSync*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        GossipSync_free(this_ptr_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GossipSync_1p2_1p(JNIEnv *env, jclass clz, int64_t a) {
        LDKP2PGossipSync a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKGossipSync *ret_copy = MALLOC(sizeof(LDKGossipSync), "LDKGossipSync");
        *ret_copy = GossipSync_p2_p(&a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GossipSync_1rapid(JNIEnv *env, jclass clz, int64_t a) {
        LDKRapidGossipSync a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKGossipSync *ret_copy = MALLOC(sizeof(LDKGossipSync), "LDKGossipSync");
        *ret_copy = GossipSync_rapid(&a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GossipSync_1none(JNIEnv *env, jclass clz) {
        LDKGossipSync *ret_copy = MALLOC(sizeof(LDKGossipSync), "LDKGossipSync");
        *ret_copy = GossipSync_none();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BackgroundProcessor_1start(JNIEnv *env, jclass clz, int64_t persister, int64_t event_handler, int64_t chain_monitor, int64_t channel_manager, int64_t gossip_sync, int64_t peer_manager, int64_t logger, int64_t scorer) {
-       void* persister_ptr = (void*)(((uintptr_t)persister) & ~1);
+       void* persister_ptr = untag_ptr(persister);
        CHECK_ACCESS(persister_ptr);
        LDKPersister persister_conv = *(LDKPersister*)(persister_ptr);
        if (persister_conv.free == LDKPersister_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKPersister_JCalls_cloned(&persister_conv);
        }
-       void* event_handler_ptr = (void*)(((uintptr_t)event_handler) & ~1);
+       void* event_handler_ptr = untag_ptr(event_handler);
        CHECK_ACCESS(event_handler_ptr);
        LDKEventHandler event_handler_conv = *(LDKEventHandler*)(event_handler_ptr);
        if (event_handler_conv.free == LDKEventHandler_JCalls_free) {
@@ -46996,103 +50859,110 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BackgroundProcessor_1start(
                LDKEventHandler_JCalls_cloned(&event_handler_conv);
        }
        LDKChainMonitor chain_monitor_conv;
-       chain_monitor_conv.inner = (void*)(chain_monitor & (~1));
-       chain_monitor_conv.is_owned = false;
+       chain_monitor_conv.inner = untag_ptr(chain_monitor);
+       chain_monitor_conv.is_owned = ptr_is_owned(chain_monitor);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(chain_monitor_conv);
+       chain_monitor_conv.is_owned = false;
        LDKChannelManager channel_manager_conv;
-       channel_manager_conv.inner = (void*)(channel_manager & (~1));
-       channel_manager_conv.is_owned = false;
+       channel_manager_conv.inner = untag_ptr(channel_manager);
+       channel_manager_conv.is_owned = ptr_is_owned(channel_manager);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channel_manager_conv);
-       void* gossip_sync_ptr = (void*)(((uintptr_t)gossip_sync) & ~1);
+       channel_manager_conv.is_owned = false;
+       void* gossip_sync_ptr = untag_ptr(gossip_sync);
        CHECK_ACCESS(gossip_sync_ptr);
        LDKGossipSync gossip_sync_conv = *(LDKGossipSync*)(gossip_sync_ptr);
        // WARNING: we may need a move here but no clone is available for LDKGossipSync
        LDKPeerManager peer_manager_conv;
-       peer_manager_conv.inner = (void*)(peer_manager & (~1));
-       peer_manager_conv.is_owned = false;
+       peer_manager_conv.inner = untag_ptr(peer_manager);
+       peer_manager_conv.is_owned = ptr_is_owned(peer_manager);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(peer_manager_conv);
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       peer_manager_conv.is_owned = false;
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKLogger_JCalls_cloned(&logger_conv);
        }
-       LDKMultiThreadedLockableScore scorer_conv;
-       scorer_conv.inner = (void*)(scorer & (~1));
-       scorer_conv.is_owned = (scorer & 1) || (scorer == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(scorer_conv);
+       void* scorer_ptr = untag_ptr(scorer);
+       CHECK_ACCESS(scorer_ptr);
+       LDKCOption_WriteableScoreZ scorer_conv = *(LDKCOption_WriteableScoreZ*)(scorer_ptr);
+       // WARNING: we may need a move here but no clone is available for LDKCOption_WriteableScoreZ
+       if (scorer_conv.tag == LDKCOption_WriteableScoreZ_Some) {
+               // Manually implement clone for Java trait instances
+               if (scorer_conv.some.free == LDKWriteableScore_JCalls_free) {
+                       // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+                       LDKWriteableScore_JCalls_cloned(&scorer_conv.some);
+               }
+       }
        LDKBackgroundProcessor ret_var = BackgroundProcessor_start(persister_conv, event_handler_conv, &chain_monitor_conv, &channel_manager_conv, gossip_sync_conv, &peer_manager_conv, logger_conv, scorer_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BackgroundProcessor_1join(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKBackgroundProcessor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        // WARNING: we need a move here but no clone is available for LDKBackgroundProcessor
+       
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = BackgroundProcessor_join(this_arg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_BackgroundProcessor_1stop(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKBackgroundProcessor this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        // WARNING: we need a move here but no clone is available for LDKBackgroundProcessor
+       
        LDKCResult_NoneErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneErrorZ), "LDKCResult_NoneErrorZ");
        *ret_conv = BackgroundProcessor_stop(this_arg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ParseError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKParseError this_ptr_conv = *(LDKParseError*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        ParseError_free(this_ptr_conv);
 }
 
-static inline uintptr_t ParseError_clone_ptr(LDKParseError *NONNULL_PTR arg) {
+static inline uint64_t ParseError_clone_ptr(LDKParseError *NONNULL_PTR arg) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKParseError* arg_conv = (LDKParseError*)arg;
+       LDKParseError* arg_conv = (LDKParseError*)untag_ptr(arg);
        int64_t ret_conv = ParseError_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKParseError* orig_conv = (LDKParseError*)orig;
+       LDKParseError* orig_conv = (LDKParseError*)untag_ptr(orig);
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1bech32_1error(JNIEnv *env, jclass clz, int64_t a) {
-       void* a_ptr = (void*)(((uintptr_t)a) & ~1);
+       void* a_ptr = untag_ptr(a);
        CHECK_ACCESS(a_ptr);
        LDKBech32Error a_conv = *(LDKBech32Error*)(a_ptr);
-       a_conv = Bech32Error_clone((LDKBech32Error*)(((uintptr_t)a) & ~1));
+       a_conv = Bech32Error_clone((LDKBech32Error*)untag_ptr(a));
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_bech32_error(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -47100,7 +50970,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1parse_1amount_1
        
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_parse_amount_error((LDKError){ ._dummy = 0 });
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -47108,49 +50978,49 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1malformed_1sign
        LDKSecp256k1Error a_conv = LDKSecp256k1Error_from_java(env, a);
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_malformed_signature(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1bad_1prefix(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_bad_prefix();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1unknown_1currency(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_unknown_currency();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1unknown_1si_1prefix(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_unknown_si_prefix();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1malformed_1hrp(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_malformed_hrp();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1too_1short_1data_1part(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_too_short_data_part();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1unexpected_1end_1of_1tagged_1fields(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_unexpected_end_of_tagged_fields();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -47158,49 +51028,49 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1description_1de
        
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_description_decode_error((LDKError){ ._dummy = 0 });
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1padding_1error(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_padding_error();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1integer_1overflow_1error(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_integer_overflow_error();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1invalid_1seg_1wit_1program_1length(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_invalid_seg_wit_program_length();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1invalid_1pub_1key_1hash_1length(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_invalid_pub_key_hash_length();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1invalid_1script_1hash_1length(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_invalid_script_hash_length();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1invalid_1recovery_1id(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_invalid_recovery_id();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -47208,54 +51078,61 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1invalid_1slice_
        LDKStr a_conv = java_to_owned_str(env, a);
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_invalid_slice_length(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseError_1skip(JNIEnv *env, jclass clz) {
        LDKParseError *ret_copy = MALLOC(sizeof(LDKParseError), "LDKParseError");
        *ret_copy = ParseError_skip();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ParseError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKParseError* a_conv = (LDKParseError*)untag_ptr(a);
+       LDKParseError* b_conv = (LDKParseError*)untag_ptr(b);
+       jboolean ret_conv = ParseError_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKParseOrSemanticError this_ptr_conv = *(LDKParseOrSemanticError*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        ParseOrSemanticError_free(this_ptr_conv);
 }
 
-static inline uintptr_t ParseOrSemanticError_clone_ptr(LDKParseOrSemanticError *NONNULL_PTR arg) {
+static inline uint64_t ParseOrSemanticError_clone_ptr(LDKParseOrSemanticError *NONNULL_PTR arg) {
        LDKParseOrSemanticError *ret_copy = MALLOC(sizeof(LDKParseOrSemanticError), "LDKParseOrSemanticError");
        *ret_copy = ParseOrSemanticError_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKParseOrSemanticError* arg_conv = (LDKParseOrSemanticError*)arg;
+       LDKParseOrSemanticError* arg_conv = (LDKParseOrSemanticError*)untag_ptr(arg);
        int64_t ret_conv = ParseOrSemanticError_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKParseOrSemanticError* orig_conv = (LDKParseOrSemanticError*)orig;
+       LDKParseOrSemanticError* orig_conv = (LDKParseOrSemanticError*)untag_ptr(orig);
        LDKParseOrSemanticError *ret_copy = MALLOC(sizeof(LDKParseOrSemanticError), "LDKParseOrSemanticError");
        *ret_copy = ParseOrSemanticError_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1parse_1error(JNIEnv *env, jclass clz, int64_t a) {
-       void* a_ptr = (void*)(((uintptr_t)a) & ~1);
+       void* a_ptr = untag_ptr(a);
        CHECK_ACCESS(a_ptr);
        LDKParseError a_conv = *(LDKParseError*)(a_ptr);
-       a_conv = ParseError_clone((LDKParseError*)(((uintptr_t)a) & ~1));
+       a_conv = ParseError_clone((LDKParseError*)untag_ptr(a));
        LDKParseOrSemanticError *ret_copy = MALLOC(sizeof(LDKParseOrSemanticError), "LDKParseOrSemanticError");
        *ret_copy = ParseOrSemanticError_parse_error(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -47263,161 +51140,173 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1seman
        LDKSemanticError a_conv = LDKSemanticError_from_java(env, a);
        LDKParseOrSemanticError *ret_copy = MALLOC(sizeof(LDKParseOrSemanticError), "LDKParseOrSemanticError");
        *ret_copy = ParseOrSemanticError_semantic_error(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
+       LDKParseOrSemanticError* a_conv = (LDKParseOrSemanticError*)untag_ptr(a);
+       LDKParseOrSemanticError* b_conv = (LDKParseOrSemanticError*)untag_ptr(b);
+       jboolean ret_conv = ParseOrSemanticError_eq(a_conv, b_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Invoice_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInvoice this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Invoice_free(this_obj_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Invoice_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKInvoice a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKInvoice b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = Invoice_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
-static inline uintptr_t Invoice_clone_ptr(LDKInvoice *NONNULL_PTR arg) {
+static inline uint64_t Invoice_clone_ptr(LDKInvoice *NONNULL_PTR arg) {
        LDKInvoice ret_var = Invoice_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKInvoice arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Invoice_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKInvoice orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKInvoice ret_var = Invoice_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKInvoice o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
+       int64_t ret_conv = Invoice_hash(&o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKSignedRawInvoice this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        SignedRawInvoice_free(this_obj_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKSignedRawInvoice a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKSignedRawInvoice b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = SignedRawInvoice_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
-static inline uintptr_t SignedRawInvoice_clone_ptr(LDKSignedRawInvoice *NONNULL_PTR arg) {
+static inline uint64_t SignedRawInvoice_clone_ptr(LDKSignedRawInvoice *NONNULL_PTR arg) {
        LDKSignedRawInvoice ret_var = SignedRawInvoice_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKSignedRawInvoice arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = SignedRawInvoice_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKSignedRawInvoice orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKSignedRawInvoice ret_var = SignedRawInvoice_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKSignedRawInvoice o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
+       int64_t ret_conv = SignedRawInvoice_hash(&o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RawInvoice_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRawInvoice this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RawInvoice_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1get_1data(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRawInvoice this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRawDataPart ret_var = RawInvoice_get_data(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RawInvoice_1set_1data(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRawInvoice this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKRawDataPart val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = RawDataPart_clone(&val_conv);
        RawInvoice_set_data(&this_ptr_conv, val_conv);
@@ -47425,88 +51314,89 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RawInvoice_1set_1data(JNIEnv *
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RawInvoice_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKRawInvoice a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKRawInvoice b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = RawInvoice_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
-static inline uintptr_t RawInvoice_clone_ptr(LDKRawInvoice *NONNULL_PTR arg) {
+static inline uint64_t RawInvoice_clone_ptr(LDKRawInvoice *NONNULL_PTR arg) {
        LDKRawInvoice ret_var = RawInvoice_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRawInvoice arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RawInvoice_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRawInvoice orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRawInvoice ret_var = RawInvoice_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKRawInvoice o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
+       int64_t ret_conv = RawInvoice_hash(&o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RawDataPart_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRawDataPart this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RawDataPart_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawDataPart_1get_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKRawDataPart this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPositiveTimestamp ret_var = RawDataPart_get_timestamp(&this_ptr_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RawDataPart_1set_1timestamp(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKRawDataPart this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPositiveTimestamp val_conv;
-       val_conv.inner = (void*)(val & (~1));
-       val_conv.is_owned = (val & 1) || (val == 0);
+       val_conv.inner = untag_ptr(val);
+       val_conv.is_owned = ptr_is_owned(val);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(val_conv);
        val_conv = PositiveTimestamp_clone(&val_conv);
        RawDataPart_set_timestamp(&this_ptr_conv, val_conv);
@@ -47514,116 +51404,124 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RawDataPart_1set_1timestamp(JN
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RawDataPart_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKRawDataPart a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKRawDataPart b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = RawDataPart_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
-static inline uintptr_t RawDataPart_clone_ptr(LDKRawDataPart *NONNULL_PTR arg) {
+static inline uint64_t RawDataPart_clone_ptr(LDKRawDataPart *NONNULL_PTR arg) {
        LDKRawDataPart ret_var = RawDataPart_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawDataPart_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKRawDataPart arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = RawDataPart_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawDataPart_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKRawDataPart orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKRawDataPart ret_var = RawDataPart_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawDataPart_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKRawDataPart o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
+       int64_t ret_conv = RawDataPart_hash(&o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPositiveTimestamp this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PositiveTimestamp_free(this_obj_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKPositiveTimestamp a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKPositiveTimestamp b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = PositiveTimestamp_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
-static inline uintptr_t PositiveTimestamp_clone_ptr(LDKPositiveTimestamp *NONNULL_PTR arg) {
+static inline uint64_t PositiveTimestamp_clone_ptr(LDKPositiveTimestamp *NONNULL_PTR arg) {
        LDKPositiveTimestamp ret_var = PositiveTimestamp_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPositiveTimestamp arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = PositiveTimestamp_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPositiveTimestamp orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPositiveTimestamp ret_var = PositiveTimestamp_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKPositiveTimestamp o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
+       int64_t ret_conv = PositiveTimestamp_hash(&o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_SiPrefix_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKSiPrefix* orig_conv = (LDKSiPrefix*)(orig & ~1);
+       LDKSiPrefix* orig_conv = (LDKSiPrefix*)untag_ptr(orig);
        jclass ret_conv = LDKSiPrefix_to_java(env, SiPrefix_clone(orig_conv));
        return ret_conv;
 }
@@ -47649,20 +51547,26 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_SiPrefix_1pico(JNIEnv *env,
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_SiPrefix_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKSiPrefix* a_conv = (LDKSiPrefix*)(a & ~1);
-       LDKSiPrefix* b_conv = (LDKSiPrefix*)(b & ~1);
+       LDKSiPrefix* a_conv = (LDKSiPrefix*)untag_ptr(a);
+       LDKSiPrefix* b_conv = (LDKSiPrefix*)untag_ptr(b);
        jboolean ret_conv = SiPrefix_eq(a_conv, b_conv);
        return ret_conv;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SiPrefix_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKSiPrefix* o_conv = (LDKSiPrefix*)untag_ptr(o);
+       int64_t ret_conv = SiPrefix_hash(o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SiPrefix_1multiplier(JNIEnv *env, jclass clz, int64_t this_arg) {
-       LDKSiPrefix* this_arg_conv = (LDKSiPrefix*)(this_arg & ~1);
+       LDKSiPrefix* this_arg_conv = (LDKSiPrefix*)untag_ptr(this_arg);
        int64_t ret_conv = SiPrefix_multiplier(this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Currency_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCurrency* orig_conv = (LDKCurrency*)(orig & ~1);
+       LDKCurrency* orig_conv = (LDKCurrency*)untag_ptr(orig);
        jclass ret_conv = LDKCurrency_to_java(env, Currency_clone(orig_conv));
        return ret_conv;
 }
@@ -47693,167 +51597,158 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Currency_1signet(JNIEnv *env
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Currency_1hash(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCurrency* o_conv = (LDKCurrency*)(o & ~1);
+       LDKCurrency* o_conv = (LDKCurrency*)untag_ptr(o);
        int64_t ret_conv = Currency_hash(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Currency_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKCurrency* a_conv = (LDKCurrency*)(a & ~1);
-       LDKCurrency* b_conv = (LDKCurrency*)(b & ~1);
+       LDKCurrency* a_conv = (LDKCurrency*)untag_ptr(a);
+       LDKCurrency* b_conv = (LDKCurrency*)untag_ptr(b);
        jboolean ret_conv = Currency_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Sha256_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKSha256 this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Sha256_free(this_obj_conv);
 }
 
-static inline uintptr_t Sha256_clone_ptr(LDKSha256 *NONNULL_PTR arg) {
+static inline uint64_t Sha256_clone_ptr(LDKSha256 *NONNULL_PTR arg) {
        LDKSha256 ret_var = Sha256_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Sha256_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKSha256 arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Sha256_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Sha256_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKSha256 orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKSha256 ret_var = Sha256_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Sha256_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKSha256 o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = Sha256_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Sha256_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKSha256 a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKSha256 b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = Sha256_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Description_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKDescription this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        Description_free(this_obj_conv);
 }
 
-static inline uintptr_t Description_clone_ptr(LDKDescription *NONNULL_PTR arg) {
+static inline uint64_t Description_clone_ptr(LDKDescription *NONNULL_PTR arg) {
        LDKDescription ret_var = Description_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Description_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKDescription arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = Description_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Description_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKDescription orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKDescription ret_var = Description_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Description_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKDescription o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = Description_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Description_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKDescription a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKDescription b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = Description_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPayeePubKey this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PayeePubKey_free(this_obj_conv);
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1get_1a(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKPayeePubKey this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, PayeePubKey_get_a(&this_ptr_conv).compressed_form);
        return ret_arr;
@@ -47861,9 +51756,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1get_1a(JNI
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1set_1a(JNIEnv *env, jclass clz, int64_t this_ptr, int8_tArray val) {
        LDKPayeePubKey this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        LDKPublicKey val_ref;
        CHECK((*env)->GetArrayLength(env, val) == 33);
        (*env)->GetByteArrayRegion(env, val, 0, 33, val_ref.compressed_form);
@@ -47876,268 +51772,245 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1new(JNIEnv *en
        (*env)->GetByteArrayRegion(env, a_arg, 0, 33, a_arg_ref.compressed_form);
        LDKPayeePubKey ret_var = PayeePubKey_new(a_arg_ref);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t PayeePubKey_clone_ptr(LDKPayeePubKey *NONNULL_PTR arg) {
+static inline uint64_t PayeePubKey_clone_ptr(LDKPayeePubKey *NONNULL_PTR arg) {
        LDKPayeePubKey ret_var = PayeePubKey_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPayeePubKey arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = PayeePubKey_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPayeePubKey orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPayeePubKey ret_var = PayeePubKey_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKPayeePubKey o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = PayeePubKey_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_PayeePubKey_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKPayeePubKey a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKPayeePubKey b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = PayeePubKey_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKExpiryTime this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        ExpiryTime_free(this_obj_conv);
 }
 
-static inline uintptr_t ExpiryTime_clone_ptr(LDKExpiryTime *NONNULL_PTR arg) {
+static inline uint64_t ExpiryTime_clone_ptr(LDKExpiryTime *NONNULL_PTR arg) {
        LDKExpiryTime ret_var = ExpiryTime_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKExpiryTime arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = ExpiryTime_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKExpiryTime orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKExpiryTime ret_var = ExpiryTime_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKExpiryTime o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = ExpiryTime_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKExpiryTime a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKExpiryTime b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = ExpiryTime_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKMinFinalCltvExpiry this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        MinFinalCltvExpiry_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1get_1a(JNIEnv *env, jclass clz, int64_t this_ptr) {
        LDKMinFinalCltvExpiry this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        int64_t ret_conv = MinFinalCltvExpiry_get_a(&this_ptr_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1set_1a(JNIEnv *env, jclass clz, int64_t this_ptr, int64_t val) {
        LDKMinFinalCltvExpiry this_ptr_conv;
-       this_ptr_conv.inner = (void*)(this_ptr & (~1));
-       this_ptr_conv.is_owned = false;
+       this_ptr_conv.inner = untag_ptr(this_ptr);
+       this_ptr_conv.is_owned = ptr_is_owned(this_ptr);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_ptr_conv);
+       this_ptr_conv.is_owned = false;
        MinFinalCltvExpiry_set_a(&this_ptr_conv, val);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1new(JNIEnv *env, jclass clz, int64_t a_arg) {
        LDKMinFinalCltvExpiry ret_var = MinFinalCltvExpiry_new(a_arg);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-static inline uintptr_t MinFinalCltvExpiry_clone_ptr(LDKMinFinalCltvExpiry *NONNULL_PTR arg) {
+static inline uint64_t MinFinalCltvExpiry_clone_ptr(LDKMinFinalCltvExpiry *NONNULL_PTR arg) {
        LDKMinFinalCltvExpiry ret_var = MinFinalCltvExpiry_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKMinFinalCltvExpiry arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = MinFinalCltvExpiry_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKMinFinalCltvExpiry orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKMinFinalCltvExpiry ret_var = MinFinalCltvExpiry_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKMinFinalCltvExpiry o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = MinFinalCltvExpiry_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_MinFinalCltvExpiry_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKMinFinalCltvExpiry a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKMinFinalCltvExpiry b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = MinFinalCltvExpiry_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Fallback_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKFallback this_ptr_conv = *(LDKFallback*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Fallback_free(this_ptr_conv);
 }
 
-static inline uintptr_t Fallback_clone_ptr(LDKFallback *NONNULL_PTR arg) {
+static inline uint64_t Fallback_clone_ptr(LDKFallback *NONNULL_PTR arg) {
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Fallback_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKFallback* arg_conv = (LDKFallback*)arg;
+       LDKFallback* arg_conv = (LDKFallback*)untag_ptr(arg);
        int64_t ret_conv = Fallback_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Fallback_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKFallback* orig_conv = (LDKFallback*)orig;
+       LDKFallback* orig_conv = (LDKFallback*)untag_ptr(orig);
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -48148,8 +52021,8 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Fallback_1seg_1wit_1program
        program_ref.data = MALLOC(program_ref.datalen, "LDKCVec_u8Z Bytes");
        (*env)->GetByteArrayRegion(env, program, 0, program_ref.datalen, program_ref.data);
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
-       *ret_copy = Fallback_seg_wit_program((LDKu5){ ._0 = version }, program_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       *ret_copy = Fallback_seg_wit_program((LDKU5){ ._0 = version }, program_ref);
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -48159,7 +52032,7 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Fallback_1pub_1key_1hash(JN
        (*env)->GetByteArrayRegion(env, a, 0, 20, a_ref.data);
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_pub_key_hash(a_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -48169,353 +52042,313 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Fallback_1script_1hash(JNIE
        (*env)->GetByteArrayRegion(env, a, 0, 20, a_ref.data);
        LDKFallback *ret_copy = MALLOC(sizeof(LDKFallback), "LDKFallback");
        *ret_copy = Fallback_script_hash(a_ref);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Fallback_1hash(JNIEnv *env, jclass clz, int64_t o) {
-       LDKFallback* o_conv = (LDKFallback*)o;
+       LDKFallback* o_conv = (LDKFallback*)untag_ptr(o);
        int64_t ret_conv = Fallback_hash(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Fallback_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKFallback* a_conv = (LDKFallback*)a;
-       LDKFallback* b_conv = (LDKFallback*)b;
+       LDKFallback* a_conv = (LDKFallback*)untag_ptr(a);
+       LDKFallback* b_conv = (LDKFallback*)untag_ptr(b);
        jboolean ret_conv = Fallback_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoiceSignature_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInvoiceSignature this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        InvoiceSignature_free(this_obj_conv);
 }
 
-static inline uintptr_t InvoiceSignature_clone_ptr(LDKInvoiceSignature *NONNULL_PTR arg) {
+static inline uint64_t InvoiceSignature_clone_ptr(LDKInvoiceSignature *NONNULL_PTR arg) {
        LDKInvoiceSignature ret_var = InvoiceSignature_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceSignature_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKInvoiceSignature arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = InvoiceSignature_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceSignature_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKInvoiceSignature orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKInvoiceSignature ret_var = InvoiceSignature_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoiceSignature_1hash(JNIEnv *env, jclass clz, int64_t o) {
+       LDKInvoiceSignature o_conv;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
+       int64_t ret_conv = InvoiceSignature_hash(&o_conv);
+       return ret_conv;
+}
+
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_InvoiceSignature_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKInvoiceSignature a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKInvoiceSignature b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = InvoiceSignature_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PrivateRoute_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKPrivateRoute this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        PrivateRoute_free(this_obj_conv);
 }
 
-static inline uintptr_t PrivateRoute_clone_ptr(LDKPrivateRoute *NONNULL_PTR arg) {
+static inline uint64_t PrivateRoute_clone_ptr(LDKPrivateRoute *NONNULL_PTR arg) {
        LDKPrivateRoute ret_var = PrivateRoute_clone(arg);
-int64_t ret_ref = 0;
-CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-ret_ref = (uintptr_t)ret_var.inner;
-if (ret_var.is_owned) {
-       ret_ref |= 1;
-}
+       int64_t ret_ref = 0;
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PrivateRoute_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
        LDKPrivateRoute arg_conv;
-       arg_conv.inner = (void*)(arg & (~1));
-       arg_conv.is_owned = false;
+       arg_conv.inner = untag_ptr(arg);
+       arg_conv.is_owned = ptr_is_owned(arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(arg_conv);
+       arg_conv.is_owned = false;
        int64_t ret_conv = PrivateRoute_clone_ptr(&arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PrivateRoute_1clone(JNIEnv *env, jclass clz, int64_t orig) {
        LDKPrivateRoute orig_conv;
-       orig_conv.inner = (void*)(orig & (~1));
-       orig_conv.is_owned = false;
+       orig_conv.inner = untag_ptr(orig);
+       orig_conv.is_owned = ptr_is_owned(orig);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(orig_conv);
+       orig_conv.is_owned = false;
        LDKPrivateRoute ret_var = PrivateRoute_clone(&orig_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PrivateRoute_1hash(JNIEnv *env, jclass clz, int64_t o) {
        LDKPrivateRoute o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        int64_t ret_conv = PrivateRoute_hash(&o_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_PrivateRoute_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
        LDKPrivateRoute a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = false;
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
+       a_conv.is_owned = false;
        LDKPrivateRoute b_conv;
-       b_conv.inner = (void*)(b & (~1));
-       b_conv.is_owned = false;
+       b_conv.inner = untag_ptr(b);
+       b_conv.is_owned = ptr_is_owned(b);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(b_conv);
+       b_conv.is_owned = false;
        jboolean ret_conv = PrivateRoute_eq(&a_conv, &b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1into_1parts(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = SignedRawInvoice_clone(&this_arg_conv);
        LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ* ret_conv = MALLOC(sizeof(LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ), "LDKC3Tuple_RawInvoice_u832InvoiceSignatureZ");
        *ret_conv = SignedRawInvoice_into_parts(this_arg_conv);
-       return ((int64_t)ret_conv);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1raw_1invoice(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKRawInvoice ret_var = SignedRawInvoice_raw_invoice(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1signable_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *SignedRawInvoice_hash(&this_arg_conv));
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *SignedRawInvoice_signable_hash(&this_arg_conv));
        return ret_arr;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1signature(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKInvoiceSignature ret_var = SignedRawInvoice_signature(&this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1recover_1payee_1pub_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCResult_PayeePubKeyErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PayeePubKeyErrorZ), "LDKCResult_PayeePubKeyErrorZ");
        *ret_conv = SignedRawInvoice_recover_payee_pub_key(&this_arg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1check_1signature(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKSignedRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = SignedRawInvoice_check_signature(&this_arg_conv);
        return ret_conv;
 }
 
-JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RawInvoice_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
+JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RawInvoice_1signable_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
-       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, RawInvoice_hash(&this_arg_conv).data);
+       (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, RawInvoice_signable_hash(&this_arg_conv).data);
        return ret_arr;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1payment_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKSha256 ret_var = RawInvoice_payment_hash(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1description(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKDescription ret_var = RawInvoice_description(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1payee_1pub_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPayeePubKey ret_var = RawInvoice_payee_pub_key(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1description_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKSha256 ret_var = RawInvoice_description_hash(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1expiry_1time(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKExpiryTime ret_var = RawInvoice_expiry_time(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1min_1final_1cltv_1expiry(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKMinFinalCltvExpiry ret_var = RawInvoice_min_final_cltv_expiry(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RawInvoice_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, RawInvoice_payment_secret(&this_arg_conv).data);
        return ret_arr;
@@ -48523,28 +52356,23 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_RawInvoice_1payment_1se
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1features(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKInvoiceFeatures ret_var = RawInvoice_features(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RawInvoice_1private_1routes(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_PrivateRouteZ ret_var = RawInvoice_private_routes(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -48552,13 +52380,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RawInvoice_1private_1r
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKPrivateRoute ret_conv_14_var = ret_var.data[o];
                int64_t ret_conv_14_ref = 0;
-               CHECK((((uintptr_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_14_var);
-               ret_conv_14_ref = (uintptr_t)ret_conv_14_var.inner;
-               if (ret_conv_14_var.is_owned) {
-                       ret_conv_14_ref |= 1;
-               }
+               ret_conv_14_ref = tag_ptr(ret_conv_14_var.inner, ret_conv_14_var.is_owned);
                ret_arr_ptr[o] = ret_conv_14_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -48568,20 +52391,22 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_RawInvoice_1private_1r
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RawInvoice_1amount_1pico_1btc(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = RawInvoice_amount_pico_btc(&this_arg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_RawInvoice_1currency(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRawInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jclass ret_conv = LDKCurrency_to_java(env, RawInvoice_currency(&this_arg_conv));
        return ret_conv;
 }
@@ -48589,110 +52414,112 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_RawInvoice_1currency(JNIEnv
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1from_1unix_1timestamp(JNIEnv *env, jclass clz, int64_t unix_seconds) {
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = PositiveTimestamp_from_unix_timestamp(unix_seconds);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1from_1system_1time(JNIEnv *env, jclass clz, int64_t time) {
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = PositiveTimestamp_from_system_time(time);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1from_1duration_1since_1epoch(JNIEnv *env, jclass clz, int64_t duration) {
        LDKCResult_PositiveTimestampCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PositiveTimestampCreationErrorZ), "LDKCResult_PositiveTimestampCreationErrorZ");
        *ret_conv = PositiveTimestamp_from_duration_since_epoch(duration);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1as_1unix_1timestamp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPositiveTimestamp this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = PositiveTimestamp_as_unix_timestamp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1as_1duration_1since_1epoch(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPositiveTimestamp this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = PositiveTimestamp_as_duration_since_epoch(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PositiveTimestamp_1as_1time(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPositiveTimestamp this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = PositiveTimestamp_as_time(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1into_1signed_1raw(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = Invoice_clone(&this_arg_conv);
        LDKSignedRawInvoice ret_var = Invoice_into_signed_raw(this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1check_1signature(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCResult_NoneSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NoneSemanticErrorZ), "LDKCResult_NoneSemanticErrorZ");
        *ret_conv = Invoice_check_signature(&this_arg_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1from_1signed(JNIEnv *env, jclass clz, int64_t signed_invoice) {
        LDKSignedRawInvoice signed_invoice_conv;
-       signed_invoice_conv.inner = (void*)(signed_invoice & (~1));
-       signed_invoice_conv.is_owned = (signed_invoice & 1) || (signed_invoice == 0);
+       signed_invoice_conv.inner = untag_ptr(signed_invoice);
+       signed_invoice_conv.is_owned = ptr_is_owned(signed_invoice);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(signed_invoice_conv);
        signed_invoice_conv = SignedRawInvoice_clone(&signed_invoice_conv);
        LDKCResult_InvoiceSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSemanticErrorZ), "LDKCResult_InvoiceSemanticErrorZ");
        *ret_conv = Invoice_from_signed(signed_invoice_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1timestamp(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = Invoice_timestamp(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1duration_1since_1epoch(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = Invoice_duration_since_epoch(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1payment_1hash(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *Invoice_payment_hash(&this_arg_conv));
        return ret_arr;
@@ -48700,9 +52527,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1payment_1hash(
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1payee_1pub_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, Invoice_payee_pub_key(&this_arg_conv).compressed_form);
        return ret_arr;
@@ -48710,9 +52538,10 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1payee_1pub_1ke
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1payment_1secret(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 32);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 32, *Invoice_payment_secret(&this_arg_conv));
        return ret_arr;
@@ -48720,28 +52549,23 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1payment_1secre
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1features(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKInvoiceFeatures ret_var = Invoice_features(&this_arg_conv);
        int64_t ret_ref = 0;
-       if ((uintptr_t)ret_var.inner > 4096) {
-               CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-               ret_ref = (uintptr_t)ret_var.inner;
-               if (ret_var.is_owned) {
-                       ret_ref |= 1;
-               }
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1recover_1payee_1pub_1key(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int8_tArray ret_arr = (*env)->NewByteArray(env, 33);
        (*env)->SetByteArrayRegion(env, ret_arr, 0, 33, Invoice_recover_payee_pub_key(&this_arg_conv).compressed_form);
        return ret_arr;
@@ -48749,45 +52573,50 @@ JNIEXPORT int8_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1recover_1payee
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1expiry_1time(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = Invoice_expiry_time(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Invoice_1is_1expired(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = Invoice_is_expired(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Invoice_1would_1expire(JNIEnv *env, jclass clz, int64_t this_arg, int64_t at_time) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = Invoice_would_expire(&this_arg_conv, at_time);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1min_1final_1cltv_1expiry(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = Invoice_min_final_cltv_expiry(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1private_1routes(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_PrivateRouteZ ret_var = Invoice_private_routes(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -48795,13 +52624,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1private_1rout
        for (size_t o = 0; o < ret_var.datalen; o++) {
                LDKPrivateRoute ret_conv_14_var = ret_var.data[o];
                int64_t ret_conv_14_ref = 0;
-               CHECK((((uintptr_t)ret_conv_14_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_14_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_14_var);
-               ret_conv_14_ref = (uintptr_t)ret_conv_14_var.inner;
-               if (ret_conv_14_var.is_owned) {
-                       ret_conv_14_ref |= 1;
-               }
+               ret_conv_14_ref = tag_ptr(ret_conv_14_var.inner, ret_conv_14_var.is_owned);
                ret_arr_ptr[o] = ret_conv_14_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -48811,9 +52635,10 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1private_1rout
 
 JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1route_1hints(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCVec_RouteHintZ ret_var = Invoice_route_hints(&this_arg_conv);
        int64_tArray ret_arr = NULL;
        ret_arr = (*env)->NewLongArray(env, ret_var.datalen);
@@ -48821,13 +52646,8 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1route_1hints(
        for (size_t l = 0; l < ret_var.datalen; l++) {
                LDKRouteHint ret_conv_11_var = ret_var.data[l];
                int64_t ret_conv_11_ref = 0;
-               CHECK((((uintptr_t)ret_conv_11_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-               CHECK((((uintptr_t)&ret_conv_11_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
                CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_conv_11_var);
-               ret_conv_11_ref = (uintptr_t)ret_conv_11_var.inner;
-               if (ret_conv_11_var.is_owned) {
-                       ret_conv_11_ref |= 1;
-               }
+               ret_conv_11_ref = tag_ptr(ret_conv_11_var.inner, ret_conv_11_var.is_owned);
                ret_arr_ptr[l] = ret_conv_11_ref;
        }
        (*env)->ReleasePrimitiveArrayCritical(env, ret_arr, ret_arr_ptr, 0);
@@ -48837,21 +52657,23 @@ JNIEXPORT int64_tArray JNICALL Java_org_ldk_impl_bindings_Invoice_1route_1hints(
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Invoice_1currency(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jclass ret_conv = LDKCurrency_to_java(env, Invoice_currency(&this_arg_conv));
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1amount_1milli_1satoshis(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoice this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKCOption_u64Z *ret_copy = MALLOC(sizeof(LDKCOption_u64Z), "LDKCOption_u64Z");
        *ret_copy = Invoice_amount_milli_satoshis(&this_arg_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -48859,13 +52681,13 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Description_1new(JNIEnv *en
        LDKStr description_conv = java_to_owned_str(env, description);
        LDKCResult_DescriptionCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_DescriptionCreationErrorZ), "LDKCResult_DescriptionCreationErrorZ");
        *ret_conv = Description_new(description_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Description_1into_1inner(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKDescription this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = Description_clone(&this_arg_conv);
        LDKStr ret_str = Description_into_inner(this_arg_conv);
@@ -48877,78 +52699,65 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Description_1into_1inner(JN
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1from_1seconds(JNIEnv *env, jclass clz, int64_t seconds) {
        LDKExpiryTime ret_var = ExpiryTime_from_seconds(seconds);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1from_1duration(JNIEnv *env, jclass clz, int64_t duration) {
        LDKExpiryTime ret_var = ExpiryTime_from_duration(duration);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1as_1seconds(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKExpiryTime this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = ExpiryTime_as_seconds(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ExpiryTime_1as_1duration(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKExpiryTime this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        int64_t ret_conv = ExpiryTime_as_duration(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PrivateRoute_1new(JNIEnv *env, jclass clz, int64_t hops) {
        LDKRouteHint hops_conv;
-       hops_conv.inner = (void*)(hops & (~1));
-       hops_conv.is_owned = (hops & 1) || (hops == 0);
+       hops_conv.inner = untag_ptr(hops);
+       hops_conv.is_owned = ptr_is_owned(hops);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(hops_conv);
        hops_conv = RouteHint_clone(&hops_conv);
        LDKCResult_PrivateRouteCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PrivateRouteCreationErrorZ), "LDKCResult_PrivateRouteCreationErrorZ");
        *ret_conv = PrivateRoute_new(hops_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PrivateRoute_1into_1inner(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKPrivateRoute this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = (this_arg & 1) || (this_arg == 0);
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv = PrivateRoute_clone(&this_arg_conv);
        LDKRouteHint ret_var = PrivateRoute_into_inner(this_arg_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CreationError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKCreationError* orig_conv = (LDKCreationError*)(orig & ~1);
+       LDKCreationError* orig_conv = (LDKCreationError*)untag_ptr(orig);
        jclass ret_conv = LDKCreationError_to_java(env, CreationError_clone(orig_conv));
        return ret_conv;
 }
@@ -48979,14 +52788,14 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_CreationError_1missing_1rout
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_CreationError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKCreationError* a_conv = (LDKCreationError*)(a & ~1);
-       LDKCreationError* b_conv = (LDKCreationError*)(b & ~1);
+       LDKCreationError* a_conv = (LDKCreationError*)untag_ptr(a);
+       LDKCreationError* b_conv = (LDKCreationError*)untag_ptr(b);
        jboolean ret_conv = CreationError_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_CreationError_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCreationError* o_conv = (LDKCreationError*)(o & ~1);
+       LDKCreationError* o_conv = (LDKCreationError*)untag_ptr(o);
        LDKStr ret_str = CreationError_to_str(o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -48994,7 +52803,7 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_CreationError_1to_1str(JNIE
 }
 
 JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_SemanticError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKSemanticError* orig_conv = (LDKSemanticError*)(orig & ~1);
+       LDKSemanticError* orig_conv = (LDKSemanticError*)untag_ptr(orig);
        jclass ret_conv = LDKSemanticError_to_java(env, SemanticError_clone(orig_conv));
        return ret_conv;
 }
@@ -49050,14 +52859,14 @@ JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_SemanticError_1imprecise_1am
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_SemanticError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKSemanticError* a_conv = (LDKSemanticError*)(a & ~1);
-       LDKSemanticError* b_conv = (LDKSemanticError*)(b & ~1);
+       LDKSemanticError* a_conv = (LDKSemanticError*)untag_ptr(a);
+       LDKSemanticError* b_conv = (LDKSemanticError*)untag_ptr(b);
        jboolean ret_conv = SemanticError_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SemanticError_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
-       LDKSemanticError* o_conv = (LDKSemanticError*)(o & ~1);
+       LDKSemanticError* o_conv = (LDKSemanticError*)untag_ptr(o);
        LDKStr ret_str = SemanticError_to_str(o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49065,38 +52874,38 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SemanticError_1to_1str(JNIE
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKSignOrCreationError this_ptr_conv = *(LDKSignOrCreationError*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        SignOrCreationError_free(this_ptr_conv);
 }
 
-static inline uintptr_t SignOrCreationError_clone_ptr(LDKSignOrCreationError *NONNULL_PTR arg) {
+static inline uint64_t SignOrCreationError_clone_ptr(LDKSignOrCreationError *NONNULL_PTR arg) {
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKSignOrCreationError* arg_conv = (LDKSignOrCreationError*)arg;
+       LDKSignOrCreationError* arg_conv = (LDKSignOrCreationError*)untag_ptr(arg);
        int64_t ret_conv = SignOrCreationError_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKSignOrCreationError* orig_conv = (LDKSignOrCreationError*)orig;
+       LDKSignOrCreationError* orig_conv = (LDKSignOrCreationError*)untag_ptr(orig);
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1sign_1error(JNIEnv *env, jclass clz) {
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_sign_error();
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -49104,19 +52913,19 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1creati
        LDKCreationError a_conv = LDKCreationError_from_java(env, a);
        LDKSignOrCreationError *ret_copy = MALLOC(sizeof(LDKSignOrCreationError), "LDKSignOrCreationError");
        *ret_copy = SignOrCreationError_creation_error(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKSignOrCreationError* a_conv = (LDKSignOrCreationError*)a;
-       LDKSignOrCreationError* b_conv = (LDKSignOrCreationError*)b;
+       LDKSignOrCreationError* a_conv = (LDKSignOrCreationError*)untag_ptr(a);
+       LDKSignOrCreationError* b_conv = (LDKSignOrCreationError*)untag_ptr(b);
        jboolean ret_conv = SignOrCreationError_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
-       LDKSignOrCreationError* o_conv = (LDKSignOrCreationError*)o;
+       LDKSignOrCreationError* o_conv = (LDKSignOrCreationError*)untag_ptr(o);
        LDKStr ret_str = SignOrCreationError_to_str(o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49125,112 +52934,103 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SignOrCreationError_1to_1st
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKInvoicePayer this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        InvoicePayer_free(this_obj_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Payer_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPayer this_ptr_conv = *(LDKPayer*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Payer_free(this_ptr_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Router_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
-       CHECK_ACCESS(this_ptr_ptr);
-       LDKRouter this_ptr_conv = *(LDKRouter*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
-       Router_free(this_ptr_conv);
-}
-
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Retry_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKRetry this_ptr_conv = *(LDKRetry*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        Retry_free(this_ptr_conv);
 }
 
-static inline uintptr_t Retry_clone_ptr(LDKRetry *NONNULL_PTR arg) {
+static inline uint64_t Retry_clone_ptr(LDKRetry *NONNULL_PTR arg) {
        LDKRetry *ret_copy = MALLOC(sizeof(LDKRetry), "LDKRetry");
        *ret_copy = Retry_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Retry_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKRetry* arg_conv = (LDKRetry*)arg;
+       LDKRetry* arg_conv = (LDKRetry*)untag_ptr(arg);
        int64_t ret_conv = Retry_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Retry_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKRetry* orig_conv = (LDKRetry*)orig;
+       LDKRetry* orig_conv = (LDKRetry*)untag_ptr(orig);
        LDKRetry *ret_copy = MALLOC(sizeof(LDKRetry), "LDKRetry");
        *ret_copy = Retry_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Retry_1attempts(JNIEnv *env, jclass clz, int64_t a) {
        LDKRetry *ret_copy = MALLOC(sizeof(LDKRetry), "LDKRetry");
        *ret_copy = Retry_attempts(a);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Retry_1timeout(JNIEnv *env, jclass clz, int64_t a) {
        LDKRetry *ret_copy = MALLOC(sizeof(LDKRetry), "LDKRetry");
        *ret_copy = Retry_timeout(a);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_Retry_1eq(JNIEnv *env, jclass clz, int64_t a, int64_t b) {
-       LDKRetry* a_conv = (LDKRetry*)a;
-       LDKRetry* b_conv = (LDKRetry*)b;
+       LDKRetry* a_conv = (LDKRetry*)untag_ptr(a);
+       LDKRetry* b_conv = (LDKRetry*)untag_ptr(b);
        jboolean ret_conv = Retry_eq(a_conv, b_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Retry_1hash(JNIEnv *env, jclass clz, int64_t o) {
-       LDKRetry* o_conv = (LDKRetry*)o;
+       LDKRetry* o_conv = (LDKRetry*)untag_ptr(o);
        int64_t ret_conv = Retry_hash(o_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKPaymentError this_ptr_conv = *(LDKPaymentError*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        PaymentError_free(this_ptr_conv);
 }
 
-static inline uintptr_t PaymentError_clone_ptr(LDKPaymentError *NONNULL_PTR arg) {
+static inline uint64_t PaymentError_clone_ptr(LDKPaymentError *NONNULL_PTR arg) {
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKPaymentError* arg_conv = (LDKPaymentError*)arg;
+       LDKPaymentError* arg_conv = (LDKPaymentError*)untag_ptr(arg);
        int64_t ret_conv = PaymentError_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKPaymentError* orig_conv = (LDKPaymentError*)orig;
+       LDKPaymentError* orig_conv = (LDKPaymentError*)untag_ptr(orig);
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
@@ -49238,115 +53038,149 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentError_1invoice(JNIEn
        LDKStr a_conv = java_to_owned_str(env, a);
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_invoice(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentError_1routing(JNIEnv *env, jclass clz, int64_t a) {
        LDKLightningError a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = LightningError_clone(&a_conv);
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_routing(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_PaymentError_1sending(JNIEnv *env, jclass clz, int64_t a) {
-       void* a_ptr = (void*)(((uintptr_t)a) & ~1);
+       void* a_ptr = untag_ptr(a);
        CHECK_ACCESS(a_ptr);
        LDKPaymentSendFailure a_conv = *(LDKPaymentSendFailure*)(a_ptr);
-       a_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)(((uintptr_t)a) & ~1));
+       a_conv = PaymentSendFailure_clone((LDKPaymentSendFailure*)untag_ptr(a));
        LDKPaymentError *ret_copy = MALLOC(sizeof(LDKPaymentError), "LDKPaymentError");
        *ret_copy = PaymentError_sending(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1new(JNIEnv *env, jclass clz, int64_t payer, int64_t router, int64_t scorer, int64_t logger, int64_t event_handler, int64_t retry) {
-       void* payer_ptr = (void*)(((uintptr_t)payer) & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1new(JNIEnv *env, jclass clz, int64_t payer, int64_t router, int64_t logger, int64_t event_handler, int64_t retry) {
+       void* payer_ptr = untag_ptr(payer);
        CHECK_ACCESS(payer_ptr);
        LDKPayer payer_conv = *(LDKPayer*)(payer_ptr);
        if (payer_conv.free == LDKPayer_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKPayer_JCalls_cloned(&payer_conv);
        }
-       void* router_ptr = (void*)(((uintptr_t)router) & ~1);
+       void* router_ptr = untag_ptr(router);
        CHECK_ACCESS(router_ptr);
        LDKRouter router_conv = *(LDKRouter*)(router_ptr);
        if (router_conv.free == LDKRouter_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKRouter_JCalls_cloned(&router_conv);
        }
-       LDKMultiThreadedLockableScore scorer_conv;
-       scorer_conv.inner = (void*)(scorer & (~1));
-       scorer_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(scorer_conv);
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKLogger_JCalls_cloned(&logger_conv);
        }
-       void* event_handler_ptr = (void*)(((uintptr_t)event_handler) & ~1);
+       void* event_handler_ptr = untag_ptr(event_handler);
        CHECK_ACCESS(event_handler_ptr);
        LDKEventHandler event_handler_conv = *(LDKEventHandler*)(event_handler_ptr);
        if (event_handler_conv.free == LDKEventHandler_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKEventHandler_JCalls_cloned(&event_handler_conv);
        }
-       void* retry_ptr = (void*)(((uintptr_t)retry) & ~1);
+       void* retry_ptr = untag_ptr(retry);
        CHECK_ACCESS(retry_ptr);
        LDKRetry retry_conv = *(LDKRetry*)(retry_ptr);
-       retry_conv = Retry_clone((LDKRetry*)(((uintptr_t)retry) & ~1));
-       LDKInvoicePayer ret_var = InvoicePayer_new(payer_conv, router_conv, &scorer_conv, logger_conv, event_handler_conv, retry_conv);
+       retry_conv = Retry_clone((LDKRetry*)untag_ptr(retry));
+       LDKInvoicePayer ret_var = InvoicePayer_new(payer_conv, router_conv, logger_conv, event_handler_conv, retry_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1invoice(JNIEnv *env, jclass clz, int64_t this_arg, int64_t invoice) {
        LDKInvoicePayer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKInvoice invoice_conv;
-       invoice_conv.inner = (void*)(invoice & (~1));
-       invoice_conv.is_owned = false;
+       invoice_conv.inner = untag_ptr(invoice);
+       invoice_conv.is_owned = ptr_is_owned(invoice);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(invoice_conv);
+       invoice_conv.is_owned = false;
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = InvoicePayer_pay_invoice(&this_arg_conv, &invoice_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1zero_1value_1invoice(JNIEnv *env, jclass clz, int64_t this_arg, int64_t invoice, int64_t amount_msats) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1invoice_1with_1id(JNIEnv *env, jclass clz, int64_t this_arg, int64_t invoice, int8_tArray payment_id) {
        LDKInvoicePayer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKInvoice invoice_conv;
-       invoice_conv.inner = (void*)(invoice & (~1));
+       invoice_conv.inner = untag_ptr(invoice);
+       invoice_conv.is_owned = ptr_is_owned(invoice);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(invoice_conv);
        invoice_conv.is_owned = false;
+       LDKThirtyTwoBytes payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
+       LDKCResult_NonePaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentErrorZ), "LDKCResult_NonePaymentErrorZ");
+       *ret_conv = InvoicePayer_pay_invoice_with_id(&this_arg_conv, &invoice_conv, payment_id_ref);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1zero_1value_1invoice(JNIEnv *env, jclass clz, int64_t this_arg, int64_t invoice, int64_t amount_msats) {
+       LDKInvoicePayer this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
+       LDKInvoice invoice_conv;
+       invoice_conv.inner = untag_ptr(invoice);
+       invoice_conv.is_owned = ptr_is_owned(invoice);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(invoice_conv);
+       invoice_conv.is_owned = false;
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = InvoicePayer_pay_zero_value_invoice(&this_arg_conv, &invoice_conv, amount_msats);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1pubkey(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray pubkey, int8_tArray payment_preimage, int64_t amount_msats, int32_t final_cltv_expiry_delta) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1zero_1value_1invoice_1with_1id(JNIEnv *env, jclass clz, int64_t this_arg, int64_t invoice, int64_t amount_msats, int8_tArray payment_id) {
        LDKInvoicePayer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKInvoice invoice_conv;
+       invoice_conv.inner = untag_ptr(invoice);
+       invoice_conv.is_owned = ptr_is_owned(invoice);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(invoice_conv);
+       invoice_conv.is_owned = false;
+       LDKThirtyTwoBytes payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
+       LDKCResult_NonePaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentErrorZ), "LDKCResult_NonePaymentErrorZ");
+       *ret_conv = InvoicePayer_pay_zero_value_invoice_with_id(&this_arg_conv, &invoice_conv, amount_msats, payment_id_ref);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1pubkey(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray pubkey, int8_tArray payment_preimage, int64_t amount_msats, int32_t final_cltv_expiry_delta) {
+       LDKInvoicePayer this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPublicKey pubkey_ref;
        CHECK((*env)->GetArrayLength(env, pubkey) == 33);
        (*env)->GetByteArrayRegion(env, pubkey, 0, 33, pubkey_ref.compressed_form);
@@ -49355,14 +53189,35 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1pubkey(J
        (*env)->GetByteArrayRegion(env, payment_preimage, 0, 32, payment_preimage_ref.data);
        LDKCResult_PaymentIdPaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_PaymentIdPaymentErrorZ), "LDKCResult_PaymentIdPaymentErrorZ");
        *ret_conv = InvoicePayer_pay_pubkey(&this_arg_conv, pubkey_ref, payment_preimage_ref, amount_msats, final_cltv_expiry_delta);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1remove_1cached_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_hash) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1pay_1pubkey_1with_1id(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray pubkey, int8_tArray payment_preimage, int8_tArray payment_id, int64_t amount_msats, int32_t final_cltv_expiry_delta) {
        LDKInvoicePayer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
        this_arg_conv.is_owned = false;
+       LDKPublicKey pubkey_ref;
+       CHECK((*env)->GetArrayLength(env, pubkey) == 33);
+       (*env)->GetByteArrayRegion(env, pubkey, 0, 33, pubkey_ref.compressed_form);
+       LDKThirtyTwoBytes payment_preimage_ref;
+       CHECK((*env)->GetArrayLength(env, payment_preimage) == 32);
+       (*env)->GetByteArrayRegion(env, payment_preimage, 0, 32, payment_preimage_ref.data);
+       LDKThirtyTwoBytes payment_id_ref;
+       CHECK((*env)->GetArrayLength(env, payment_id) == 32);
+       (*env)->GetByteArrayRegion(env, payment_id, 0, 32, payment_id_ref.data);
+       LDKCResult_NonePaymentErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_NonePaymentErrorZ), "LDKCResult_NonePaymentErrorZ");
+       *ret_conv = InvoicePayer_pay_pubkey_with_id(&this_arg_conv, pubkey_ref, payment_preimage_ref, payment_id_ref, amount_msats, final_cltv_expiry_delta);
+       return tag_ptr(ret_conv, true);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1remove_1cached_1payment(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray payment_hash) {
+       LDKInvoicePayer this_arg_conv;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        unsigned char payment_hash_arr[32];
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_arr);
@@ -49372,19 +53227,20 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1remove_1cached_1
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_InvoicePayer_1as_1EventHandler(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKInvoicePayer this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKEventHandler* ret_ret = MALLOC(sizeof(LDKEventHandler), "LDKEventHandler");
        *ret_ret = InvoicePayer_as_EventHandler(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1phantom_1invoice(JNIEnv *env, jclass clz, int64_t amt_msat, int8_tArray payment_hash, jstring description, int32_t invoice_expiry_delta_secs, int64_tArray phantom_route_hints, int64_t keys_manager, jclass network) {
-       void* amt_msat_ptr = (void*)(((uintptr_t)amt_msat) & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1phantom_1invoice(JNIEnv *env, jclass clz, int64_t amt_msat, int8_tArray payment_hash, jstring description, int32_t invoice_expiry_delta_secs, int64_tArray phantom_route_hints, int64_t keys_manager, int64_t logger, jclass network) {
+       void* amt_msat_ptr = untag_ptr(amt_msat);
        CHECK_ACCESS(amt_msat_ptr);
        LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
-       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)amt_msat) & ~1));
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(amt_msat));
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
@@ -49399,37 +53255,44 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1phantom_1invoice(JN
        for (size_t t = 0; t < phantom_route_hints_constr.datalen; t++) {
                int64_t phantom_route_hints_conv_19 = phantom_route_hints_vals[t];
                LDKPhantomRouteHints phantom_route_hints_conv_19_conv;
-               phantom_route_hints_conv_19_conv.inner = (void*)(phantom_route_hints_conv_19 & (~1));
-               phantom_route_hints_conv_19_conv.is_owned = (phantom_route_hints_conv_19 & 1) || (phantom_route_hints_conv_19 == 0);
+               phantom_route_hints_conv_19_conv.inner = untag_ptr(phantom_route_hints_conv_19);
+               phantom_route_hints_conv_19_conv.is_owned = ptr_is_owned(phantom_route_hints_conv_19);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(phantom_route_hints_conv_19_conv);
                phantom_route_hints_conv_19_conv = PhantomRouteHints_clone(&phantom_route_hints_conv_19_conv);
                phantom_route_hints_constr.data[t] = phantom_route_hints_conv_19_conv;
        }
        (*env)->ReleaseLongArrayElements(env, phantom_route_hints, phantom_route_hints_vals, 0);
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
        LDKCurrency network_conv = LDKCurrency_from_java(env, network);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
-       *ret_conv = create_phantom_invoice(amt_msat_conv, payment_hash_ref, description_conv, invoice_expiry_delta_secs, phantom_route_hints_constr, keys_manager_conv, network_conv);
-       return (int64_t)ret_conv;
+       *ret_conv = create_phantom_invoice(amt_msat_conv, payment_hash_ref, description_conv, invoice_expiry_delta_secs, phantom_route_hints_constr, keys_manager_conv, logger_conv, network_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1phantom_1invoice_1with_1description_1hash(JNIEnv *env, jclass clz, int64_t amt_msat, int8_tArray payment_hash, int32_t invoice_expiry_delta_secs, int64_t description_hash, int64_tArray phantom_route_hints, int64_t keys_manager, jclass network) {
-       void* amt_msat_ptr = (void*)(((uintptr_t)amt_msat) & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1phantom_1invoice_1with_1description_1hash(JNIEnv *env, jclass clz, int64_t amt_msat, int8_tArray payment_hash, int32_t invoice_expiry_delta_secs, int64_t description_hash, int64_tArray phantom_route_hints, int64_t keys_manager, int64_t logger, jclass network) {
+       void* amt_msat_ptr = untag_ptr(amt_msat);
        CHECK_ACCESS(amt_msat_ptr);
        LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
-       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)amt_msat) & ~1));
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(amt_msat));
        LDKThirtyTwoBytes payment_hash_ref;
        CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
        (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
        LDKSha256 description_hash_conv;
-       description_hash_conv.inner = (void*)(description_hash & (~1));
-       description_hash_conv.is_owned = (description_hash & 1) || (description_hash == 0);
+       description_hash_conv.inner = untag_ptr(description_hash);
+       description_hash_conv.is_owned = ptr_is_owned(description_hash);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(description_hash_conv);
        description_hash_conv = Sha256_clone(&description_hash_conv);
        LDKCVec_PhantomRouteHintsZ phantom_route_hints_constr;
@@ -49442,204 +53305,233 @@ JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1phantom_1invoice_1w
        for (size_t t = 0; t < phantom_route_hints_constr.datalen; t++) {
                int64_t phantom_route_hints_conv_19 = phantom_route_hints_vals[t];
                LDKPhantomRouteHints phantom_route_hints_conv_19_conv;
-               phantom_route_hints_conv_19_conv.inner = (void*)(phantom_route_hints_conv_19 & (~1));
-               phantom_route_hints_conv_19_conv.is_owned = (phantom_route_hints_conv_19 & 1) || (phantom_route_hints_conv_19 == 0);
+               phantom_route_hints_conv_19_conv.inner = untag_ptr(phantom_route_hints_conv_19);
+               phantom_route_hints_conv_19_conv.is_owned = ptr_is_owned(phantom_route_hints_conv_19);
                CHECK_INNER_FIELD_ACCESS_OR_NULL(phantom_route_hints_conv_19_conv);
                phantom_route_hints_conv_19_conv = PhantomRouteHints_clone(&phantom_route_hints_conv_19_conv);
                phantom_route_hints_constr.data[t] = phantom_route_hints_conv_19_conv;
        }
        (*env)->ReleaseLongArrayElements(env, phantom_route_hints, phantom_route_hints_vals, 0);
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
        LDKCurrency network_conv = LDKCurrency_from_java(env, network);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
-       *ret_conv = create_phantom_invoice_with_description_hash(amt_msat_conv, payment_hash_ref, invoice_expiry_delta_secs, description_hash_conv, phantom_route_hints_constr, keys_manager_conv, network_conv);
-       return (int64_t)ret_conv;
+       *ret_conv = create_phantom_invoice_with_description_hash(amt_msat_conv, payment_hash_ref, invoice_expiry_delta_secs, description_hash_conv, phantom_route_hints_constr, keys_manager_conv, logger_conv, network_conv);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, jclass network, int64_t amt_msat, jstring description, int32_t invoice_expiry_delta_secs) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, int64_t logger, jclass network, int64_t amt_msat, jstring description, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager channelmanager_conv;
-       channelmanager_conv.inner = (void*)(channelmanager & (~1));
-       channelmanager_conv.is_owned = false;
+       channelmanager_conv.inner = untag_ptr(channelmanager);
+       channelmanager_conv.is_owned = ptr_is_owned(channelmanager);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channelmanager_conv);
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       channelmanager_conv.is_owned = false;
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
        LDKCurrency network_conv = LDKCurrency_from_java(env, network);
-       void* amt_msat_ptr = (void*)(((uintptr_t)amt_msat) & ~1);
+       void* amt_msat_ptr = untag_ptr(amt_msat);
        CHECK_ACCESS(amt_msat_ptr);
        LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
-       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)amt_msat) & ~1));
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(amt_msat));
        LDKStr description_conv = java_to_owned_str(env, description);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
-       *ret_conv = create_invoice_from_channelmanager(&channelmanager_conv, keys_manager_conv, network_conv, amt_msat_conv, description_conv, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
+       *ret_conv = create_invoice_from_channelmanager(&channelmanager_conv, keys_manager_conv, logger_conv, network_conv, amt_msat_conv, description_conv, invoice_expiry_delta_secs);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager_1with_1description_1hash(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, jclass network, int64_t amt_msat, int64_t description_hash, int32_t invoice_expiry_delta_secs) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager_1with_1description_1hash(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, int64_t logger, jclass network, int64_t amt_msat, int64_t description_hash, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager channelmanager_conv;
-       channelmanager_conv.inner = (void*)(channelmanager & (~1));
-       channelmanager_conv.is_owned = false;
+       channelmanager_conv.inner = untag_ptr(channelmanager);
+       channelmanager_conv.is_owned = ptr_is_owned(channelmanager);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channelmanager_conv);
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       channelmanager_conv.is_owned = false;
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
        LDKCurrency network_conv = LDKCurrency_from_java(env, network);
-       void* amt_msat_ptr = (void*)(((uintptr_t)amt_msat) & ~1);
+       void* amt_msat_ptr = untag_ptr(amt_msat);
        CHECK_ACCESS(amt_msat_ptr);
        LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
-       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)amt_msat) & ~1));
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(amt_msat));
        LDKSha256 description_hash_conv;
-       description_hash_conv.inner = (void*)(description_hash & (~1));
-       description_hash_conv.is_owned = (description_hash & 1) || (description_hash == 0);
+       description_hash_conv.inner = untag_ptr(description_hash);
+       description_hash_conv.is_owned = ptr_is_owned(description_hash);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(description_hash_conv);
        description_hash_conv = Sha256_clone(&description_hash_conv);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
-       *ret_conv = create_invoice_from_channelmanager_with_description_hash(&channelmanager_conv, keys_manager_conv, network_conv, amt_msat_conv, description_hash_conv, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
+       *ret_conv = create_invoice_from_channelmanager_with_description_hash(&channelmanager_conv, keys_manager_conv, logger_conv, network_conv, amt_msat_conv, description_hash_conv, invoice_expiry_delta_secs);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager_1with_1description_1hash_1and_1duration_1since_1epoch(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, jclass network, int64_t amt_msat, int64_t description_hash, int64_t duration_since_epoch, int32_t invoice_expiry_delta_secs) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager_1with_1description_1hash_1and_1duration_1since_1epoch(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, int64_t logger, jclass network, int64_t amt_msat, int64_t description_hash, int64_t duration_since_epoch, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager channelmanager_conv;
-       channelmanager_conv.inner = (void*)(channelmanager & (~1));
-       channelmanager_conv.is_owned = false;
+       channelmanager_conv.inner = untag_ptr(channelmanager);
+       channelmanager_conv.is_owned = ptr_is_owned(channelmanager);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channelmanager_conv);
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       channelmanager_conv.is_owned = false;
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
        LDKCurrency network_conv = LDKCurrency_from_java(env, network);
-       void* amt_msat_ptr = (void*)(((uintptr_t)amt_msat) & ~1);
+       void* amt_msat_ptr = untag_ptr(amt_msat);
        CHECK_ACCESS(amt_msat_ptr);
        LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
-       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)amt_msat) & ~1));
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(amt_msat));
        LDKSha256 description_hash_conv;
-       description_hash_conv.inner = (void*)(description_hash & (~1));
-       description_hash_conv.is_owned = (description_hash & 1) || (description_hash == 0);
+       description_hash_conv.inner = untag_ptr(description_hash);
+       description_hash_conv.is_owned = ptr_is_owned(description_hash);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(description_hash_conv);
        description_hash_conv = Sha256_clone(&description_hash_conv);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
-       *ret_conv = create_invoice_from_channelmanager_with_description_hash_and_duration_since_epoch(&channelmanager_conv, keys_manager_conv, network_conv, amt_msat_conv, description_hash_conv, duration_since_epoch, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
+       *ret_conv = create_invoice_from_channelmanager_with_description_hash_and_duration_since_epoch(&channelmanager_conv, keys_manager_conv, logger_conv, network_conv, amt_msat_conv, description_hash_conv, duration_since_epoch, invoice_expiry_delta_secs);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager_1and_1duration_1since_1epoch(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, jclass network, int64_t amt_msat, jstring description, int64_t duration_since_epoch, int32_t invoice_expiry_delta_secs) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager_1and_1duration_1since_1epoch(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, int64_t logger, jclass network, int64_t amt_msat, jstring description, int64_t duration_since_epoch, int32_t invoice_expiry_delta_secs) {
        LDKChannelManager channelmanager_conv;
-       channelmanager_conv.inner = (void*)(channelmanager & (~1));
-       channelmanager_conv.is_owned = false;
+       channelmanager_conv.inner = untag_ptr(channelmanager);
+       channelmanager_conv.is_owned = ptr_is_owned(channelmanager);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(channelmanager_conv);
-       void* keys_manager_ptr = (void*)(((uintptr_t)keys_manager) & ~1);
+       channelmanager_conv.is_owned = false;
+       void* keys_manager_ptr = untag_ptr(keys_manager);
        CHECK_ACCESS(keys_manager_ptr);
        LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
        if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
        }
+       void* logger_ptr = untag_ptr(logger);
+       CHECK_ACCESS(logger_ptr);
+       LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
+       if (logger_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_cloned(&logger_conv);
+       }
        LDKCurrency network_conv = LDKCurrency_from_java(env, network);
-       void* amt_msat_ptr = (void*)(((uintptr_t)amt_msat) & ~1);
+       void* amt_msat_ptr = untag_ptr(amt_msat);
        CHECK_ACCESS(amt_msat_ptr);
        LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
-       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)(((uintptr_t)amt_msat) & ~1));
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(amt_msat));
        LDKStr description_conv = java_to_owned_str(env, description);
        LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
-       *ret_conv = create_invoice_from_channelmanager_and_duration_since_epoch(&channelmanager_conv, keys_manager_conv, network_conv, amt_msat_conv, description_conv, duration_since_epoch, invoice_expiry_delta_secs);
-       return (int64_t)ret_conv;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DefaultRouter_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
-       LDKDefaultRouter this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
-       DefaultRouter_free(this_obj_conv);
+       *ret_conv = create_invoice_from_channelmanager_and_duration_since_epoch(&channelmanager_conv, keys_manager_conv, logger_conv, network_conv, amt_msat_conv, description_conv, duration_since_epoch, invoice_expiry_delta_secs);
+       return tag_ptr(ret_conv, true);
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DefaultRouter_1new(JNIEnv *env, jclass clz, int64_t network_graph, int64_t logger, int8_tArray random_seed_bytes) {
-       LDKNetworkGraph network_graph_conv;
-       network_graph_conv.inner = (void*)(network_graph & (~1));
-       network_graph_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
-       void* logger_ptr = (void*)(((uintptr_t)logger) & ~1);
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_create_1invoice_1from_1channelmanager_1and_1duration_1since_1epoch_1with_1payment_1hash(JNIEnv *env, jclass clz, int64_t channelmanager, int64_t keys_manager, int64_t logger, jclass network, int64_t amt_msat, jstring description, int64_t duration_since_epoch, int32_t invoice_expiry_delta_secs, int8_tArray payment_hash) {
+       LDKChannelManager channelmanager_conv;
+       channelmanager_conv.inner = untag_ptr(channelmanager);
+       channelmanager_conv.is_owned = ptr_is_owned(channelmanager);
+       CHECK_INNER_FIELD_ACCESS_OR_NULL(channelmanager_conv);
+       channelmanager_conv.is_owned = false;
+       void* keys_manager_ptr = untag_ptr(keys_manager);
+       CHECK_ACCESS(keys_manager_ptr);
+       LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)(keys_manager_ptr);
+       if (keys_manager_conv.free == LDKKeysInterface_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKKeysInterface_JCalls_cloned(&keys_manager_conv);
+       }
+       void* logger_ptr = untag_ptr(logger);
        CHECK_ACCESS(logger_ptr);
        LDKLogger logger_conv = *(LDKLogger*)(logger_ptr);
        if (logger_conv.free == LDKLogger_JCalls_free) {
                // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
                LDKLogger_JCalls_cloned(&logger_conv);
        }
-       LDKThirtyTwoBytes random_seed_bytes_ref;
-       CHECK((*env)->GetArrayLength(env, random_seed_bytes) == 32);
-       (*env)->GetByteArrayRegion(env, random_seed_bytes, 0, 32, random_seed_bytes_ref.data);
-       LDKDefaultRouter ret_var = DefaultRouter_new(&network_graph_conv, logger_conv, random_seed_bytes_ref);
-       int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
-       return ret_ref;
-}
-
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_DefaultRouter_1as_1Router(JNIEnv *env, jclass clz, int64_t this_arg) {
-       LDKDefaultRouter this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKRouter* ret_ret = MALLOC(sizeof(LDKRouter), "LDKRouter");
-       *ret_ret = DefaultRouter_as_Router(&this_arg_conv);
-       return (int64_t)ret_ret;
+       LDKCurrency network_conv = LDKCurrency_from_java(env, network);
+       void* amt_msat_ptr = untag_ptr(amt_msat);
+       CHECK_ACCESS(amt_msat_ptr);
+       LDKCOption_u64Z amt_msat_conv = *(LDKCOption_u64Z*)(amt_msat_ptr);
+       amt_msat_conv = COption_u64Z_clone((LDKCOption_u64Z*)untag_ptr(amt_msat));
+       LDKStr description_conv = java_to_owned_str(env, description);
+       LDKThirtyTwoBytes payment_hash_ref;
+       CHECK((*env)->GetArrayLength(env, payment_hash) == 32);
+       (*env)->GetByteArrayRegion(env, payment_hash, 0, 32, payment_hash_ref.data);
+       LDKCResult_InvoiceSignOrCreationErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceSignOrCreationErrorZ), "LDKCResult_InvoiceSignOrCreationErrorZ");
+       *ret_conv = create_invoice_from_channelmanager_and_duration_since_epoch_with_payment_hash(&channelmanager_conv, keys_manager_conv, logger_conv, network_conv, amt_msat_conv, description_conv, duration_since_epoch, invoice_expiry_delta_secs, payment_hash_ref);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1Payer(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKChannelManager this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        LDKPayer* ret_ret = MALLOC(sizeof(LDKPayer), "LDKPayer");
        *ret_ret = ChannelManager_as_Payer(&this_arg_conv);
-       return (int64_t)ret_ret;
+       return tag_ptr(ret_ret, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SiPrefix_1from_1str(JNIEnv *env, jclass clz, jstring s) {
        LDKStr s_conv = java_to_owned_str(env, s);
        LDKCResult_SiPrefixParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SiPrefixParseErrorZ), "LDKCResult_SiPrefixParseErrorZ");
        *ret_conv = SiPrefix_from_str(s_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_Invoice_1from_1str(JNIEnv *env, jclass clz, jstring s) {
        LDKStr s_conv = java_to_owned_str(env, s);
        LDKCResult_InvoiceParseOrSemanticErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_InvoiceParseOrSemanticErrorZ), "LDKCResult_InvoiceParseOrSemanticErrorZ");
        *ret_conv = Invoice_from_str(s_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1from_1str(JNIEnv *env, jclass clz, jstring s) {
        LDKStr s_conv = java_to_owned_str(env, s);
        LDKCResult_SignedRawInvoiceParseErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_SignedRawInvoiceParseErrorZ), "LDKCResult_SignedRawInvoiceParseErrorZ");
        *ret_conv = SignedRawInvoice_from_str(s_conv);
-       return (int64_t)ret_conv;
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_ParseError_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
-       LDKParseError* o_conv = (LDKParseError*)o;
+       LDKParseError* o_conv = (LDKParseError*)untag_ptr(o);
        LDKStr ret_str = ParseError_to_str(o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49647,7 +53539,7 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_ParseError_1to_1str(JNIEnv
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
-       LDKParseOrSemanticError* o_conv = (LDKParseOrSemanticError*)o;
+       LDKParseOrSemanticError* o_conv = (LDKParseOrSemanticError*)untag_ptr(o);
        LDKStr ret_str = ParseOrSemanticError_to_str(o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49656,9 +53548,10 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_ParseOrSemanticError_1to_1s
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Invoice_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
        LDKInvoice o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        LDKStr ret_str = Invoice_to_str(&o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49667,9 +53560,10 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Invoice_1to_1str(JNIEnv *en
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
        LDKSignedRawInvoice o_conv;
-       o_conv.inner = (void*)(o & (~1));
-       o_conv.is_owned = false;
+       o_conv.inner = untag_ptr(o);
+       o_conv.is_owned = ptr_is_owned(o);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(o_conv);
+       o_conv.is_owned = false;
        LDKStr ret_str = SignedRawInvoice_to_str(&o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49677,7 +53571,7 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SignedRawInvoice_1to_1str(J
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Currency_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
-       LDKCurrency* o_conv = (LDKCurrency*)(o & ~1);
+       LDKCurrency* o_conv = (LDKCurrency*)untag_ptr(o);
        LDKStr ret_str = Currency_to_str(o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49685,7 +53579,7 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_Currency_1to_1str(JNIEnv *e
 }
 
 JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SiPrefix_1to_1str(JNIEnv *env, jclass clz, int64_t o) {
-       LDKSiPrefix* o_conv = (LDKSiPrefix*)(o & ~1);
+       LDKSiPrefix* o_conv = (LDKSiPrefix*)untag_ptr(o);
        LDKStr ret_str = SiPrefix_to_str(o_conv);
        jstring ret_conv = str_ref_to_java(env, ret_str.chars, ret_str.len);
        Str_free(ret_str);
@@ -49694,113 +53588,99 @@ JNIEXPORT jstring JNICALL Java_org_ldk_impl_bindings_SiPrefix_1to_1str(JNIEnv *e
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RapidGossipSync_1free(JNIEnv *env, jclass clz, int64_t this_obj) {
        LDKRapidGossipSync this_obj_conv;
-       this_obj_conv.inner = (void*)(this_obj & (~1));
-       this_obj_conv.is_owned = (this_obj & 1) || (this_obj == 0);
+       this_obj_conv.inner = untag_ptr(this_obj);
+       this_obj_conv.is_owned = ptr_is_owned(this_obj);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_obj_conv);
        RapidGossipSync_free(this_obj_conv);
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RapidGossipSync_1new(JNIEnv *env, jclass clz, int64_t network_graph) {
        LDKNetworkGraph network_graph_conv;
-       network_graph_conv.inner = (void*)(network_graph & (~1));
-       network_graph_conv.is_owned = false;
+       network_graph_conv.inner = untag_ptr(network_graph);
+       network_graph_conv.is_owned = ptr_is_owned(network_graph);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(network_graph_conv);
+       network_graph_conv.is_owned = false;
        LDKRapidGossipSync ret_var = RapidGossipSync_new(&network_graph_conv);
        int64_t ret_ref = 0;
-       CHECK((((uintptr_t)ret_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.
-       CHECK((((uintptr_t)&ret_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.
        CHECK_INNER_FIELD_ACCESS_OR_NULL(ret_var);
-       ret_ref = (uintptr_t)ret_var.inner;
-       if (ret_var.is_owned) {
-               ret_ref |= 1;
-       }
+       ret_ref = tag_ptr(ret_var.inner, ret_var.is_owned);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RapidGossipSync_1sync_1network_1graph_1with_1file_1path(JNIEnv *env, jclass clz, int64_t this_arg, jstring sync_path) {
+JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RapidGossipSync_1update_1network_1graph(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray update_data) {
        LDKRapidGossipSync this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKStr sync_path_conv = java_to_owned_str(env, sync_path);
+       this_arg_conv.is_owned = false;
+       LDKu8slice update_data_ref;
+       update_data_ref.datalen = (*env)->GetArrayLength(env, update_data);
+       update_data_ref.data = (*env)->GetByteArrayElements (env, update_data, NULL);
        LDKCResult_u32GraphSyncErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_u32GraphSyncErrorZ), "LDKCResult_u32GraphSyncErrorZ");
-       *ret_conv = RapidGossipSync_sync_network_graph_with_file_path(&this_arg_conv, sync_path_conv);
-       return (int64_t)ret_conv;
+       *ret_conv = RapidGossipSync_update_network_graph(&this_arg_conv, update_data_ref);
+       (*env)->ReleaseByteArrayElements(env, update_data, (int8_t*)update_data_ref.data, 0);
+       return tag_ptr(ret_conv, true);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_RapidGossipSync_1is_1initial_1sync_1complete(JNIEnv *env, jclass clz, int64_t this_arg) {
        LDKRapidGossipSync this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
+       this_arg_conv.inner = untag_ptr(this_arg);
+       this_arg_conv.is_owned = ptr_is_owned(this_arg);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
+       this_arg_conv.is_owned = false;
        jboolean ret_conv = RapidGossipSync_is_initial_sync_complete(&this_arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GraphSyncError_1free(JNIEnv *env, jclass clz, int64_t this_ptr) {
-       if ((this_ptr & 1) != 0) return;
-       void* this_ptr_ptr = (void*)(((uintptr_t)this_ptr) & ~1);
+       if (!ptr_is_owned(this_ptr)) return;
+       void* this_ptr_ptr = untag_ptr(this_ptr);
        CHECK_ACCESS(this_ptr_ptr);
        LDKGraphSyncError this_ptr_conv = *(LDKGraphSyncError*)(this_ptr_ptr);
-       FREE((void*)this_ptr);
+       FREE(untag_ptr(this_ptr));
        GraphSyncError_free(this_ptr_conv);
 }
 
-static inline uintptr_t GraphSyncError_clone_ptr(LDKGraphSyncError *NONNULL_PTR arg) {
+static inline uint64_t GraphSyncError_clone_ptr(LDKGraphSyncError *NONNULL_PTR arg) {
        LDKGraphSyncError *ret_copy = MALLOC(sizeof(LDKGraphSyncError), "LDKGraphSyncError");
        *ret_copy = GraphSyncError_clone(arg);
-int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GraphSyncError_1clone_1ptr(JNIEnv *env, jclass clz, int64_t arg) {
-       LDKGraphSyncError* arg_conv = (LDKGraphSyncError*)arg;
+       LDKGraphSyncError* arg_conv = (LDKGraphSyncError*)untag_ptr(arg);
        int64_t ret_conv = GraphSyncError_clone_ptr(arg_conv);
        return ret_conv;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GraphSyncError_1clone(JNIEnv *env, jclass clz, int64_t orig) {
-       LDKGraphSyncError* orig_conv = (LDKGraphSyncError*)orig;
+       LDKGraphSyncError* orig_conv = (LDKGraphSyncError*)untag_ptr(orig);
        LDKGraphSyncError *ret_copy = MALLOC(sizeof(LDKGraphSyncError), "LDKGraphSyncError");
        *ret_copy = GraphSyncError_clone(orig_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GraphSyncError_1decode_1error(JNIEnv *env, jclass clz, int64_t a) {
-       LDKDecodeError a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
-       a_conv = DecodeError_clone(&a_conv);
+       void* a_ptr = untag_ptr(a);
+       CHECK_ACCESS(a_ptr);
+       LDKDecodeError a_conv = *(LDKDecodeError*)(a_ptr);
+       a_conv = DecodeError_clone((LDKDecodeError*)untag_ptr(a));
        LDKGraphSyncError *ret_copy = MALLOC(sizeof(LDKGraphSyncError), "LDKGraphSyncError");
        *ret_copy = GraphSyncError_decode_error(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
 JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_GraphSyncError_1lightning_1error(JNIEnv *env, jclass clz, int64_t a) {
        LDKLightningError a_conv;
-       a_conv.inner = (void*)(a & (~1));
-       a_conv.is_owned = (a & 1) || (a == 0);
+       a_conv.inner = untag_ptr(a);
+       a_conv.is_owned = ptr_is_owned(a);
        CHECK_INNER_FIELD_ACCESS_OR_NULL(a_conv);
        a_conv = LightningError_clone(&a_conv);
        LDKGraphSyncError *ret_copy = MALLOC(sizeof(LDKGraphSyncError), "LDKGraphSyncError");
        *ret_copy = GraphSyncError_lightning_error(a_conv);
-       int64_t ret_ref = (uintptr_t)ret_copy;
+       int64_t ret_ref = tag_ptr(ret_copy, true);
        return ret_ref;
 }
 
-JNIEXPORT int64_t JNICALL Java_org_ldk_impl_bindings_RapidGossipSync_1update_1network_1graph(JNIEnv *env, jclass clz, int64_t this_arg, int8_tArray update_data) {
-       LDKRapidGossipSync this_arg_conv;
-       this_arg_conv.inner = (void*)(this_arg & (~1));
-       this_arg_conv.is_owned = false;
-       CHECK_INNER_FIELD_ACCESS_OR_NULL(this_arg_conv);
-       LDKu8slice update_data_ref;
-       update_data_ref.datalen = (*env)->GetArrayLength(env, update_data);
-       update_data_ref.data = (*env)->GetByteArrayElements (env, update_data, NULL);
-       LDKCResult_u32GraphSyncErrorZ* ret_conv = MALLOC(sizeof(LDKCResult_u32GraphSyncErrorZ), "LDKCResult_u32GraphSyncErrorZ");
-       *ret_conv = RapidGossipSync_update_network_graph(&this_arg_conv, update_data_ref);
-       (*env)->ReleaseByteArrayElements(env, update_data, (int8_t*)update_data_ref.data, 0);
-       return (int64_t)ret_conv;
-}
-