Add ability to fetch all Vec details in one call.
[ldk-java] / src / main / jni / bindings.c
index 1edd94344500677394c1a742f24f780d0dd755f0..6a6b8c81c6659164238ad8129691800c418be6c6 100644 (file)
 #include "org_ldk_impl_bindings.h"
 #include <rust_types.h>
 #include <lightning.h>
-#include <assert.h>
 #include <string.h>
 #include <stdatomic.h>
+#include <assert.h>
+#define DO_ASSERT(a) do { bool _assert_val = (a); assert(_assert_val); } while(0)
+
+#include <threads.h>
+static mtx_t allocation_mtx;
+
+void __attribute__((constructor)) init_mtx() {
+       DO_ASSERT(mtx_init(&allocation_mtx, mtx_plain) == thrd_success);
+}
+
+typedef struct allocation {
+       struct allocation* next;
+       void* ptr;
+       const char* struct_name;
+} allocation;
+static allocation* allocation_ll = NULL;
+
+void* MALLOC(size_t len, const char* struct_name) {
+       void* res = malloc(len);
+       allocation* new_alloc = malloc(sizeof(allocation));
+       new_alloc->ptr = res;
+       new_alloc->struct_name = struct_name;
+       DO_ASSERT(mtx_lock(&allocation_mtx) == thrd_success);
+       new_alloc->next = allocation_ll;
+       allocation_ll = new_alloc;
+       DO_ASSERT(mtx_unlock(&allocation_mtx) == thrd_success);
+       return res;
+}
+
+void FREE(void* ptr) {
+       allocation* p = NULL;
+       DO_ASSERT(mtx_lock(&allocation_mtx) == thrd_success);
+       allocation* it = allocation_ll;
+       while (it->ptr != ptr) { p = it; it = it->next; }
+       if (p) { p->next = it->next; } else { allocation_ll = it->next; }
+       DO_ASSERT(mtx_unlock(&allocation_mtx) == thrd_success);
+       DO_ASSERT(it->ptr == ptr);
+       free(it);
+       free(ptr);
+}
+
+void __attribute__((destructor)) check_leaks() {
+       for (allocation* a = allocation_ll; a != NULL; a = a->next) { fprintf(stderr, "%s %p remains\n", a->struct_name, a->ptr); }
+       DO_ASSERT(allocation_ll == NULL);
+}
+
+jmethodID ordinal_meth = NULL;
+jmethodID slicedef_meth = NULL;
+jclass slicedef_cls = NULL;
+JNIEXPORT void Java_org_ldk_impl_bindings_init(JNIEnv * env, jclass _b, jclass enum_class, jclass slicedef_class) {
+       ordinal_meth = (*env)->GetMethodID(env, enum_class, "ordinal", "()I");
+       DO_ASSERT(ordinal_meth != NULL);
+       slicedef_meth = (*env)->GetMethodID(env, slicedef_class, "<init>", "(JJJ)V");
+       DO_ASSERT(slicedef_meth != NULL);
+       slicedef_cls = (*env)->NewGlobalRef(env, slicedef_class);
+       DO_ASSERT(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_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 long JNICALL Java_org_ldk_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); // May be freed by rust, so don't track allocation
+       (*_env)->GetByteArrayRegion (_env, bytes, 0, vec->datalen, vec->data);
+       return (long)vec;
+}
+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 (long)vec->datalen;
+}
+JNIEXPORT long 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 (long)vec;
+}
+
+// We assume that CVec_u8Z and u8slice are the same size and layout (and thus pointers to the two can be mixed)
+_Static_assert(sizeof(LDKCVec_u8Z) == sizeof(LDKu8slice), "Vec<u8> and [u8] need to have been mapped identically");
+_Static_assert(offsetof(LDKCVec_u8Z, data) == offsetof(LDKu8slice, data), "Vec<u8> and [u8] need to have been mapped identically");
+_Static_assert(offsetof(LDKCVec_u8Z, datalen) == offsetof(LDKu8slice, datalen), "Vec<u8> and [u8] need to have been mapped identically");
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKSecretKey_1new(JNIEnv * _env, jclass _b) {
+       LDKSecretKey* key = (LDKSecretKey*)MALLOC(sizeof(LDKSecretKey), "LDKSecretKey");
+       return (long)key;
+}
+static inline LDKAccessError LDKAccessError_from_java(JNIEnv *env, jclass val) {
+       switch ((*env)->CallIntMethod(env, val, ordinal_meth)) {
+               case 0: return LDKAccessError_UnknownChain;
+               case 1: return LDKAccessError_UnknownTx;
+       }
+       abort();
+}
+static inline jclass LDKAccessError_to_java(JNIEnv *env, LDKAccessError val) {
+       // TODO: This is pretty inefficient, we really need to cache the field IDs and class
+       jclass enum_class = (*env)->FindClass(env, "Lorg/ldk/impl/bindings$LDKAccessError;");
+       DO_ASSERT(enum_class != NULL);
+       switch (val) {
+               case LDKAccessError_UnknownChain: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKAccessError_UnknownChain", "Lorg/ldk/impl/bindings$LDKAccessError;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKAccessError_UnknownTx: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKAccessError_UnknownTx", "Lorg/ldk/impl/bindings$LDKAccessError;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               default: abort();
+       }
+}
+
+static inline LDKChannelMonitorUpdateErr LDKChannelMonitorUpdateErr_from_java(JNIEnv *env, jclass val) {
+       switch ((*env)->CallIntMethod(env, val, ordinal_meth)) {
+               case 0: return LDKChannelMonitorUpdateErr_TemporaryFailure;
+               case 1: return LDKChannelMonitorUpdateErr_PermanentFailure;
+       }
+       abort();
+}
+static inline jclass LDKChannelMonitorUpdateErr_to_java(JNIEnv *env, LDKChannelMonitorUpdateErr val) {
+       // TODO: This is pretty inefficient, we really need to cache the field IDs and class
+       jclass enum_class = (*env)->FindClass(env, "Lorg/ldk/impl/bindings$LDKChannelMonitorUpdateErr;");
+       DO_ASSERT(enum_class != NULL);
+       switch (val) {
+               case LDKChannelMonitorUpdateErr_TemporaryFailure: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKChannelMonitorUpdateErr_TemporaryFailure", "Lorg/ldk/impl/bindings$LDKChannelMonitorUpdateErr;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKChannelMonitorUpdateErr_PermanentFailure: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKChannelMonitorUpdateErr_PermanentFailure", "Lorg/ldk/impl/bindings$LDKChannelMonitorUpdateErr;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               default: abort();
+       }
+}
+
+static inline LDKConfirmationTarget LDKConfirmationTarget_from_java(JNIEnv *env, jclass val) {
+       switch ((*env)->CallIntMethod(env, val, ordinal_meth)) {
+               case 0: return LDKConfirmationTarget_Background;
+               case 1: return LDKConfirmationTarget_Normal;
+               case 2: return LDKConfirmationTarget_HighPriority;
+       }
+       abort();
+}
+static inline jclass LDKConfirmationTarget_to_java(JNIEnv *env, LDKConfirmationTarget val) {
+       // TODO: This is pretty inefficient, we really need to cache the field IDs and class
+       jclass enum_class = (*env)->FindClass(env, "Lorg/ldk/impl/bindings$LDKConfirmationTarget;");
+       DO_ASSERT(enum_class != NULL);
+       switch (val) {
+               case LDKConfirmationTarget_Background: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKConfirmationTarget_Background", "Lorg/ldk/impl/bindings$LDKConfirmationTarget;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKConfirmationTarget_Normal: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKConfirmationTarget_Normal", "Lorg/ldk/impl/bindings$LDKConfirmationTarget;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKConfirmationTarget_HighPriority: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKConfirmationTarget_HighPriority", "Lorg/ldk/impl/bindings$LDKConfirmationTarget;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               default: abort();
+       }
+}
+
+static inline LDKLevel LDKLevel_from_java(JNIEnv *env, jclass val) {
+       switch ((*env)->CallIntMethod(env, val, ordinal_meth)) {
+               case 0: return LDKLevel_Off;
+               case 1: return LDKLevel_Error;
+               case 2: return LDKLevel_Warn;
+               case 3: return LDKLevel_Info;
+               case 4: return LDKLevel_Debug;
+               case 5: return LDKLevel_Trace;
+       }
+       abort();
+}
+static inline jclass LDKLevel_to_java(JNIEnv *env, LDKLevel val) {
+       // TODO: This is pretty inefficient, we really need to cache the field IDs and class
+       jclass enum_class = (*env)->FindClass(env, "Lorg/ldk/impl/bindings$LDKLevel;");
+       DO_ASSERT(enum_class != NULL);
+       switch (val) {
+               case LDKLevel_Off: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKLevel_Off", "Lorg/ldk/impl/bindings$LDKLevel;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKLevel_Error: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKLevel_Error", "Lorg/ldk/impl/bindings$LDKLevel;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKLevel_Warn: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKLevel_Warn", "Lorg/ldk/impl/bindings$LDKLevel;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKLevel_Info: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKLevel_Info", "Lorg/ldk/impl/bindings$LDKLevel;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKLevel_Debug: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKLevel_Debug", "Lorg/ldk/impl/bindings$LDKLevel;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKLevel_Trace: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKLevel_Trace", "Lorg/ldk/impl/bindings$LDKLevel;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               default: abort();
+       }
+}
+
+static inline LDKNetwork LDKNetwork_from_java(JNIEnv *env, jclass val) {
+       switch ((*env)->CallIntMethod(env, val, ordinal_meth)) {
+               case 0: return LDKNetwork_Bitcoin;
+               case 1: return LDKNetwork_Testnet;
+               case 2: return LDKNetwork_Regtest;
+       }
+       abort();
+}
+static inline jclass LDKNetwork_to_java(JNIEnv *env, LDKNetwork val) {
+       // TODO: This is pretty inefficient, we really need to cache the field IDs and class
+       jclass enum_class = (*env)->FindClass(env, "Lorg/ldk/impl/bindings$LDKNetwork;");
+       DO_ASSERT(enum_class != NULL);
+       switch (val) {
+               case LDKNetwork_Bitcoin: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKNetwork_Bitcoin", "Lorg/ldk/impl/bindings$LDKNetwork;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKNetwork_Testnet: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKNetwork_Testnet", "Lorg/ldk/impl/bindings$LDKNetwork;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKNetwork_Regtest: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKNetwork_Regtest", "Lorg/ldk/impl/bindings$LDKNetwork;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               default: abort();
+       }
+}
+
+static inline LDKSecp256k1Error LDKSecp256k1Error_from_java(JNIEnv *env, jclass val) {
+       switch ((*env)->CallIntMethod(env, val, ordinal_meth)) {
+               case 0: return LDKSecp256k1Error_IncorrectSignature;
+               case 1: return LDKSecp256k1Error_InvalidMessage;
+               case 2: return LDKSecp256k1Error_InvalidPublicKey;
+               case 3: return LDKSecp256k1Error_InvalidSignature;
+               case 4: return LDKSecp256k1Error_InvalidSecretKey;
+               case 5: return LDKSecp256k1Error_InvalidRecoveryId;
+               case 6: return LDKSecp256k1Error_InvalidTweak;
+               case 7: return LDKSecp256k1Error_NotEnoughMemory;
+               case 8: return LDKSecp256k1Error_CallbackPanicked;
+       }
+       abort();
+}
+static inline jclass LDKSecp256k1Error_to_java(JNIEnv *env, LDKSecp256k1Error val) {
+       // TODO: This is pretty inefficient, we really need to cache the field IDs and class
+       jclass enum_class = (*env)->FindClass(env, "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+       DO_ASSERT(enum_class != NULL);
+       switch (val) {
+               case LDKSecp256k1Error_IncorrectSignature: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_IncorrectSignature", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_InvalidMessage: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_InvalidMessage", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_InvalidPublicKey: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_InvalidPublicKey", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_InvalidSignature: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_InvalidSignature", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_InvalidSecretKey: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_InvalidSecretKey", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_InvalidRecoveryId: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_InvalidRecoveryId", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_InvalidTweak: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_InvalidTweak", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_NotEnoughMemory: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_NotEnoughMemory", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               case LDKSecp256k1Error_CallbackPanicked: {
+                       jfieldID field = (*env)->GetStaticFieldID(env, enum_class, "LDKSecp256k1Error_CallbackPanicked", "Lorg/ldk/impl/bindings$LDKSecp256k1Error;");
+                       DO_ASSERT(field != NULL);
+                       return (*env)->GetStaticObjectField(env, enum_class, field);
+               }
+               default: abort();
+       }
+}
 
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1u8_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_u8 *vec = (LDKCVecTempl_u8*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(uint8_t));
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NoneChannelMonitorUpdateErrZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_NoneChannelMonitorUpdateErrZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NoneChannelMonitorUpdateErrZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_NoneChannelMonitorUpdateErrZ*)arg)->result_ok) {
+               return (long)((LDKCResult_NoneChannelMonitorUpdateErrZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_NoneChannelMonitorUpdateErrZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKMonitorUpdateError_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKMonitorUpdateError *ret = MALLOC(sizeof(LDKMonitorUpdateError), "LDKMonitorUpdateError");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NoneMonitorUpdateErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_NoneMonitorUpdateErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NoneMonitorUpdateErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_NoneMonitorUpdateErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_NoneMonitorUpdateErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_NoneMonitorUpdateErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKOutPoint_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKOutPoint *ret = MALLOC(sizeof(LDKOutPoint), "LDKOutPoint");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1TxOut_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_TxOut *vec = (LDKCVecTempl_TxOut*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKTxOut));
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1Signature_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_Signature *vec = (LDKCVecTempl_Signature*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKSignature));
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)arg)->result_ok) {
+               return (long)((LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1SignatureNoneZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_SignatureNoneZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1SignatureNoneZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_SignatureNoneZ*)arg)->result_ok) {
+               return (long)((LDKCResult_SignatureNoneZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_SignatureNoneZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1CVec_1SignatureZNoneZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_CVec_SignatureZNoneZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1CVec_1SignatureZNoneZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_CVec_SignatureZNoneZ*)arg)->result_ok) {
+               return (long)((LDKCResult_CVec_SignatureZNoneZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_CVec_SignatureZNoneZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NoneAPIErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_NoneAPIErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NoneAPIErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_NoneAPIErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_NoneAPIErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_NoneAPIErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKPaymentSendFailure_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKPaymentSendFailure *ret = MALLOC(sizeof(LDKPaymentSendFailure), "LDKPaymentSendFailure");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NonePaymentSendFailureZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_NonePaymentSendFailureZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NonePaymentSendFailureZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_NonePaymentSendFailureZ*)arg)->result_ok) {
+               return (long)((LDKCResult_NonePaymentSendFailureZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_NonePaymentSendFailureZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelAnnouncement_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelAnnouncement *ret = MALLOC(sizeof(LDKChannelAnnouncement), "LDKChannelAnnouncement");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelUpdate_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelUpdate *ret = MALLOC(sizeof(LDKChannelUpdate), "LDKChannelUpdate");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKPeerHandleError_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKPeerHandleError *ret = MALLOC(sizeof(LDKPeerHandleError), "LDKPeerHandleError");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NonePeerHandleErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_NonePeerHandleErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1NonePeerHandleErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_NonePeerHandleErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_NonePeerHandleErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_NonePeerHandleErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKHTLCOutputInCommitment_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKHTLCOutputInCommitment *ret = MALLOC(sizeof(LDKHTLCOutputInCommitment), "LDKHTLCOutputInCommitment");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1SpendableOutputDescriptor_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_SpendableOutputDescriptor *vec = (LDKCVecTempl_SpendableOutputDescriptor*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKSpendableOutputDescriptor));
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKAcceptChannel_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKAcceptChannel *ret = MALLOC(sizeof(LDKAcceptChannel), "LDKAcceptChannel");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKOpenChannel_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKOpenChannel *ret = MALLOC(sizeof(LDKOpenChannel), "LDKOpenChannel");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKFundingCreated_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKFundingCreated *ret = MALLOC(sizeof(LDKFundingCreated), "LDKFundingCreated");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKFundingSigned_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKFundingSigned *ret = MALLOC(sizeof(LDKFundingSigned), "LDKFundingSigned");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKFundingLocked_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKFundingLocked *ret = MALLOC(sizeof(LDKFundingLocked), "LDKFundingLocked");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKAnnouncementSignatures_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKAnnouncementSignatures *ret = MALLOC(sizeof(LDKAnnouncementSignatures), "LDKAnnouncementSignatures");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCommitmentUpdate_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKCommitmentUpdate *ret = MALLOC(sizeof(LDKCommitmentUpdate), "LDKCommitmentUpdate");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRevokeAndACK_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKRevokeAndACK *ret = MALLOC(sizeof(LDKRevokeAndACK), "LDKRevokeAndACK");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKClosingSigned_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKClosingSigned *ret = MALLOC(sizeof(LDKClosingSigned), "LDKClosingSigned");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKShutdown_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKShutdown *ret = MALLOC(sizeof(LDKShutdown), "LDKShutdown");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelReestablish_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelReestablish *ret = MALLOC(sizeof(LDKChannelReestablish), "LDKChannelReestablish");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKNodeAnnouncement_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKNodeAnnouncement *ret = MALLOC(sizeof(LDKNodeAnnouncement), "LDKNodeAnnouncement");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKErrorMessage_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKErrorMessage *ret = MALLOC(sizeof(LDKErrorMessage), "LDKErrorMessage");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1MessageSendEvent_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_MessageSendEvent *vec = (LDKCVecTempl_MessageSendEvent*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKMessageSendEvent));
+}
 typedef struct LDKMessageSendEventsProvider_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
        jmethodID get_and_clear_pending_msg_events_meth;
 } LDKMessageSendEventsProvider_JCalls;
 LDKCVec_MessageSendEventZ get_and_clear_pending_msg_events_jcall(const void* this_arg) {
        LDKMessageSendEventsProvider_JCalls *j_calls = (LDKMessageSendEventsProvider_JCalls*) this_arg;
-       LDKCVec_MessageSendEventZ* ret = (LDKCVec_MessageSendEventZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_and_clear_pending_msg_events_meth);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCVec_MessageSendEventZ* ret = (LDKCVec_MessageSendEventZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_and_clear_pending_msg_events_meth);
        LDKCVec_MessageSendEventZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
-void LDKMessageSendEventsProvider_JCalls_free(void* this_arg) {
+static void LDKMessageSendEventsProvider_JCalls_free(void* this_arg) {
        LDKMessageSendEventsProvider_JCalls *j_calls = (LDKMessageSendEventsProvider_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKMessageSendEventsProvider_JCalls_clone(const void* this_arg) {
+static void* LDKMessageSendEventsProvider_JCalls_clone(const void* this_arg) {
        LDKMessageSendEventsProvider_JCalls *j_calls = (LDKMessageSendEventsProvider_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEventsProvider_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKMessageSendEventsProvider LDKMessageSendEventsProvider_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKMessageSendEventsProvider_JCalls *calls = malloc(sizeof(LDKMessageSendEventsProvider_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKMessageSendEventsProvider_JCalls *calls = MALLOC(sizeof(LDKMessageSendEventsProvider_JCalls), "LDKMessageSendEventsProvider_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
        calls->get_and_clear_pending_msg_events_meth = (*env)->GetMethodID(env, c, "get_and_clear_pending_msg_events", "()J");
-       assert(calls->get_and_clear_pending_msg_events_meth != NULL);
+       DO_ASSERT(calls->get_and_clear_pending_msg_events_meth != NULL);
 
-       LDKMessageSendEventsProvider *ret = malloc(sizeof(LDKMessageSendEventsProvider));
-       ret->this_arg = (void*) calls;
-       ret->get_and_clear_pending_msg_events = get_and_clear_pending_msg_events_jcall;
-       ret->free = LDKMessageSendEventsProvider_JCalls_free;
+       LDKMessageSendEventsProvider ret = {
+               .this_arg = (void*) calls,
+               .get_and_clear_pending_msg_events = get_and_clear_pending_msg_events_jcall,
+               .free = LDKMessageSendEventsProvider_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEventsProvider_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKMessageSendEventsProvider *res_ptr = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
+       *res_ptr = LDKMessageSendEventsProvider_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEventsProvider_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKMessageSendEventsProvider_JCalls*)val)->o;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKMessageSendEventsProvider_1call_1get_1and_1clear_1pending_1msg_1events(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKMessageSendEventsProvider* arg_conv = (LDKMessageSendEventsProvider*)arg;
+       LDKCVec_MessageSendEventZ* ret = MALLOC(sizeof(LDKCVec_MessageSendEventZ), "LDKCVec_MessageSendEventZ");
+       *ret = (arg_conv->get_and_clear_pending_msg_events)(arg_conv->this_arg);
        return (long)ret;
 }
 
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1Event_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_Event *vec = (LDKCVecTempl_Event*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKEvent));
+}
 typedef struct LDKEventsProvider_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
        jmethodID get_and_clear_pending_events_meth;
 } LDKEventsProvider_JCalls;
 LDKCVec_EventZ get_and_clear_pending_events_jcall(const void* this_arg) {
        LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
-       LDKCVec_EventZ* ret = (LDKCVec_EventZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_and_clear_pending_events_meth);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCVec_EventZ* ret = (LDKCVec_EventZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_and_clear_pending_events_meth);
        LDKCVec_EventZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
-void LDKEventsProvider_JCalls_free(void* this_arg) {
+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) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKEventsProvider_JCalls_clone(const void* this_arg) {
+static void* LDKEventsProvider_JCalls_clone(const void* this_arg) {
        LDKEventsProvider_JCalls *j_calls = (LDKEventsProvider_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKEventsProvider_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKEventsProvider LDKEventsProvider_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKEventsProvider_JCalls *calls = malloc(sizeof(LDKEventsProvider_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKEventsProvider_JCalls *calls = MALLOC(sizeof(LDKEventsProvider_JCalls), "LDKEventsProvider_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
        calls->get_and_clear_pending_events_meth = (*env)->GetMethodID(env, c, "get_and_clear_pending_events", "()J");
-       assert(calls->get_and_clear_pending_events_meth != NULL);
+       DO_ASSERT(calls->get_and_clear_pending_events_meth != NULL);
 
-       LDKEventsProvider *ret = malloc(sizeof(LDKEventsProvider));
-       ret->this_arg = (void*) calls;
-       ret->get_and_clear_pending_events = get_and_clear_pending_events_jcall;
-       ret->free = LDKEventsProvider_JCalls_free;
+       LDKEventsProvider ret = {
+               .this_arg = (void*) calls,
+               .get_and_clear_pending_events = get_and_clear_pending_events_jcall,
+               .free = LDKEventsProvider_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKEventsProvider_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKEventsProvider *res_ptr = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
+       *res_ptr = LDKEventsProvider_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKEventsProvider_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKEventsProvider_JCalls*)val)->o;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKEventsProvider_1call_1get_1and_1clear_1pending_1events(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKEventsProvider* arg_conv = (LDKEventsProvider*)arg;
+       LDKCVec_EventZ* ret = MALLOC(sizeof(LDKCVec_EventZ), "LDKCVec_EventZ");
+       *ret = (arg_conv->get_and_clear_pending_events)(arg_conv->this_arg);
        return (long)ret;
 }
 
 typedef struct LDKLogger_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
        jmethodID log_meth;
 } LDKLogger_JCalls;
 void log_jcall(const void* this_arg, const char *record) {
        LDKLogger_JCalls *j_calls = (LDKLogger_JCalls*) this_arg;
-       jstring record_conv = (*j_calls->env)->NewStringUTF(j_calls->env, record);
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->log_meth, record_conv);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       jstring record_conv = (*env)->NewStringUTF(env, record);
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->log_meth, record_conv);
 }
-void LDKLogger_JCalls_free(void* this_arg) {
+static void LDKLogger_JCalls_free(void* this_arg) {
        LDKLogger_JCalls *j_calls = (LDKLogger_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKLogger_JCalls_clone(const void* this_arg) {
+static void* LDKLogger_JCalls_clone(const void* this_arg) {
        LDKLogger_JCalls *j_calls = (LDKLogger_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKLogger_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKLogger LDKLogger_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKLogger_JCalls *calls = malloc(sizeof(LDKLogger_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKLogger_JCalls *calls = MALLOC(sizeof(LDKLogger_JCalls), "LDKLogger_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
        calls->log_meth = (*env)->GetMethodID(env, c, "log", "(Ljava/lang/String;)V");
-       assert(calls->log_meth != NULL);
+       DO_ASSERT(calls->log_meth != NULL);
 
-       LDKLogger *ret = malloc(sizeof(LDKLogger));
-       ret->this_arg = (void*) calls;
-       ret->log = log_jcall;
-       ret->free = LDKLogger_JCalls_free;
-       return (long)ret;
+       LDKLogger ret = {
+               .this_arg = (void*) calls,
+               .log = log_jcall,
+               .free = LDKLogger_JCalls_free,
+       };
+       return ret;
 }
-
-typedef struct LDKChainWatchInterface_JCalls {
-       atomic_size_t refcnt;
-       JNIEnv *env;
-       jobject o;
-       jmethodID install_watch_tx_meth;
-       jmethodID install_watch_outpoint_meth;
-       jmethodID watch_all_txn_meth;
-       jmethodID get_chain_utxo_meth;
-       jmethodID filter_block_meth;
-       jmethodID reentered_meth;
-} LDKChainWatchInterface_JCalls;
-void install_watch_tx_jcall(const void* this_arg, const uint8_t (*txid)[32], LDKu8slice script_pub_key) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       jbyteArray txid_arr = (*j_calls->env)->NewByteArray(j_calls->env, 32);
-       (*j_calls->env)->SetByteArrayRegion(j_calls->env, txid_arr, 0, 32, *txid);
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->install_watch_tx_meth, txid_arr, script_pub_key);
-}
-void install_watch_outpoint_jcall(const void* this_arg, LDKC2Tuple_Txidu32Z outpoint, LDKu8slice out_script) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->install_watch_outpoint_meth, outpoint, out_script);
-}
-void watch_all_txn_jcall(const void* this_arg) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->watch_all_txn_meth);
-}
-LDKCResult_C2Tuple_Scriptu64ZChainErrorZ get_chain_utxo_jcall(const void* this_arg, LDKThirtyTwoBytes genesis_hash, uint64_t unspent_tx_output_identifier) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       LDKCResult_C2Tuple_Scriptu64ZChainErrorZ* ret = (LDKCResult_C2Tuple_Scriptu64ZChainErrorZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_chain_utxo_meth, genesis_hash, unspent_tx_output_identifier);
-       LDKCResult_C2Tuple_Scriptu64ZChainErrorZ res = *ret;
-       free(ret);
-       return res;
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKLogger_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKLogger *res_ptr = MALLOC(sizeof(LDKLogger), "LDKLogger");
+       *res_ptr = LDKLogger_init(env, _a, o);
+       return (long)res_ptr;
 }
-LDKCVec_usizeZ filter_block_jcall(const void* this_arg, LDKu8slice block) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       LDKCVec_usizeZ* ret = (LDKCVec_usizeZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->filter_block_meth, block);
-       LDKCVec_usizeZ res = *ret;
-       free(ret);
-       return res;
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKLogger_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKLogger_JCalls*)val)->o;
 }
-uintptr_t reentered_jcall(const void* this_arg) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       uintptr_t* ret = (uintptr_t*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->reentered_meth);
-       uintptr_t res = *ret;
-       free(ret);
-       return res;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelHandshakeConfig_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelHandshakeConfig *ret = MALLOC(sizeof(LDKChannelHandshakeConfig), "LDKChannelHandshakeConfig");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void LDKChainWatchInterface_JCalls_free(void* this_arg) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
-       }
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelHandshakeLimits_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelHandshakeLimits *ret = MALLOC(sizeof(LDKChannelHandshakeLimits), "LDKChannelHandshakeLimits");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void* LDKChainWatchInterface_JCalls_clone(const void* this_arg) {
-       LDKChainWatchInterface_JCalls *j_calls = (LDKChainWatchInterface_JCalls*) this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-       return (void*) this_arg;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelConfig_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelConfig *ret = MALLOC(sizeof(LDKChannelConfig), "LDKChannelConfig");
+       ret->inner = NULL;
+       return (long)ret;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKChainWatchInterface_1new (JNIEnv * env, jclass _a, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKChainWatchInterface_JCalls *calls = malloc(sizeof(LDKChainWatchInterface_JCalls));
-       atomic_init(&calls->refcnt, 1);
-       calls->env = env;
-       calls->o = (*env)->NewGlobalRef(env, o);
-       calls->install_watch_tx_meth = (*env)->GetMethodID(env, c, "install_watch_tx", "([BJ)V");
-       assert(calls->install_watch_tx_meth != NULL);
-       calls->install_watch_outpoint_meth = (*env)->GetMethodID(env, c, "install_watch_outpoint", "(JJ)V");
-       assert(calls->install_watch_outpoint_meth != NULL);
-       calls->watch_all_txn_meth = (*env)->GetMethodID(env, c, "watch_all_txn", "()V");
-       assert(calls->watch_all_txn_meth != NULL);
-       calls->get_chain_utxo_meth = (*env)->GetMethodID(env, c, "get_chain_utxo", "(JJ)J");
-       assert(calls->get_chain_utxo_meth != NULL);
-       calls->filter_block_meth = (*env)->GetMethodID(env, c, "filter_block", "(J)J");
-       assert(calls->filter_block_meth != NULL);
-       calls->reentered_meth = (*env)->GetMethodID(env, c, "reentered", "()J");
-       assert(calls->reentered_meth != NULL);
-
-       LDKChainWatchInterface *ret = malloc(sizeof(LDKChainWatchInterface));
-       ret->this_arg = (void*) calls;
-       ret->install_watch_tx = install_watch_tx_jcall;
-       ret->install_watch_outpoint = install_watch_outpoint_jcall;
-       ret->watch_all_txn = watch_all_txn_jcall;
-       ret->get_chain_utxo = get_chain_utxo_jcall;
-       ret->filter_block = filter_block_jcall;
-       ret->reentered = reentered_jcall;
-       ret->free = LDKChainWatchInterface_JCalls_free;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUserConfig_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUserConfig *ret = MALLOC(sizeof(LDKUserConfig), "LDKUserConfig");
+       ret->inner = NULL;
        return (long)ret;
 }
-
-typedef struct LDKBroadcasterInterface_JCalls {
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1TxOutAccessErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_TxOutAccessErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1TxOutAccessErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_TxOutAccessErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_TxOutAccessErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_TxOutAccessErrorZ*)arg)->contents.err;
+       }
+}
+typedef struct LDKAccess_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
-       jmethodID broadcast_transaction_meth;
-} LDKBroadcasterInterface_JCalls;
-void broadcast_transaction_jcall(const void* this_arg, LDKTransaction tx) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->broadcast_transaction_meth, tx);
+       jmethodID get_utxo_meth;
+} LDKAccess_JCalls;
+LDKCResult_TxOutAccessErrorZ get_utxo_jcall(const void* this_arg, const uint8_t (*genesis_hash)[32], uint64_t short_channel_id) {
+       LDKAccess_JCalls *j_calls = (LDKAccess_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       jbyteArray genesis_hash_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, genesis_hash_arr, 0, 32, *genesis_hash);
+       LDKCResult_TxOutAccessErrorZ* ret = (LDKCResult_TxOutAccessErrorZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_utxo_meth, genesis_hash_arr, short_channel_id);
+       LDKCResult_TxOutAccessErrorZ res = *ret;
+       FREE(ret);
+       return res;
 }
-void LDKBroadcasterInterface_JCalls_free(void* this_arg) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+static void LDKAccess_JCalls_free(void* this_arg) {
+       LDKAccess_JCalls *j_calls = (LDKAccess_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKBroadcasterInterface_JCalls_clone(const void* this_arg) {
-       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+static void* LDKAccess_JCalls_clone(const void* this_arg) {
+       LDKAccess_JCalls *j_calls = (LDKAccess_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKBroadcasterInterface_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKAccess LDKAccess_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKBroadcasterInterface_JCalls *calls = malloc(sizeof(LDKBroadcasterInterface_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKAccess_JCalls *calls = MALLOC(sizeof(LDKAccess_JCalls), "LDKAccess_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
-       calls->broadcast_transaction_meth = (*env)->GetMethodID(env, c, "broadcast_transaction", "(J)V");
-       assert(calls->broadcast_transaction_meth != NULL);
-
-       LDKBroadcasterInterface *ret = malloc(sizeof(LDKBroadcasterInterface));
-       ret->this_arg = (void*) calls;
-       ret->broadcast_transaction = broadcast_transaction_jcall;
-       ret->free = LDKBroadcasterInterface_JCalls_free;
-       return (long)ret;
+       calls->get_utxo_meth = (*env)->GetMethodID(env, c, "get_utxo", "([BJ)J");
+       DO_ASSERT(calls->get_utxo_meth != NULL);
+
+       LDKAccess ret = {
+               .this_arg = (void*) calls,
+               .get_utxo = get_utxo_jcall,
+               .free = LDKAccess_JCalls_free,
+       };
+       return ret;
 }
-
-typedef struct LDKChainListener_JCalls {
-       atomic_size_t refcnt;
-       JNIEnv *env;
-       jobject o;
-       jmethodID block_connected_meth;
-       jmethodID block_disconnected_meth;
-} LDKChainListener_JCalls;
-void block_connected_jcall(const void* this_arg, const uint8_t (*header)[80], uint32_t height, LDKCVec_TransactionZ txn_matched, LDKusizeslice indexes_of_txn_matched) {
-       LDKChainListener_JCalls *j_calls = (LDKChainListener_JCalls*) this_arg;
-       jbyteArray header_arr = (*j_calls->env)->NewByteArray(j_calls->env, 80);
-       (*j_calls->env)->SetByteArrayRegion(j_calls->env, header_arr, 0, 80, *header);
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->block_connected_meth, header_arr, height, txn_matched, indexes_of_txn_matched);
-}
-void block_disconnected_jcall(const void* this_arg, const uint8_t (*header)[80], uint32_t disconnected_height) {
-       LDKChainListener_JCalls *j_calls = (LDKChainListener_JCalls*) this_arg;
-       jbyteArray header_arr = (*j_calls->env)->NewByteArray(j_calls->env, 80);
-       (*j_calls->env)->SetByteArrayRegion(j_calls->env, header_arr, 0, 80, *header);
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->block_disconnected_meth, header_arr, disconnected_height);
-}
-void LDKChainListener_JCalls_free(void* this_arg) {
-       LDKChainListener_JCalls *j_calls = (LDKChainListener_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
-       }
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKAccess_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKAccess *res_ptr = MALLOC(sizeof(LDKAccess), "LDKAccess");
+       *res_ptr = LDKAccess_init(env, _a, o);
+       return (long)res_ptr;
 }
-void* LDKChainListener_JCalls_clone(const void* this_arg) {
-       LDKChainListener_JCalls *j_calls = (LDKChainListener_JCalls*) this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-       return (void*) this_arg;
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKAccess_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKAccess_JCalls*)val)->o;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKChainListener_1new (JNIEnv * env, jclass _a, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKChainListener_JCalls *calls = malloc(sizeof(LDKChainListener_JCalls));
-       atomic_init(&calls->refcnt, 1);
-       calls->env = env;
-       calls->o = (*env)->NewGlobalRef(env, o);
-       calls->block_connected_meth = (*env)->GetMethodID(env, c, "block_connected", "([BIJJ)V");
-       assert(calls->block_connected_meth != NULL);
-       calls->block_disconnected_meth = (*env)->GetMethodID(env, c, "block_disconnected", "([BI)V");
-       assert(calls->block_disconnected_meth != NULL);
-
-       LDKChainListener *ret = malloc(sizeof(LDKChainListener));
-       ret->this_arg = (void*) calls;
-       ret->block_connected = block_connected_jcall;
-       ret->block_disconnected = block_disconnected_jcall;
-       ret->free = LDKChainListener_JCalls_free;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKAccess_1call_1get_1utxo(JNIEnv * _env, jclass _b, jlong arg, jbyteArray genesis_hash, jlong short_channel_id) {
+       LDKAccess* arg_conv = (LDKAccess*)arg;
+       unsigned char genesis_hash_arr[32];
+       (*_env)->GetByteArrayRegion (_env, genesis_hash, 0, 32, genesis_hash_arr);
+       unsigned char (*genesis_hash_ref)[32] = &genesis_hash_arr;
+       LDKCResult_TxOutAccessErrorZ* ret = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
+       *ret = (arg_conv->get_utxo)(arg_conv->this_arg, genesis_hash_ref, short_channel_id);
        return (long)ret;
 }
 
-typedef struct LDKFeeEstimator_JCalls {
-       atomic_size_t refcnt;
-       JNIEnv *env;
-       jobject o;
-       jmethodID get_est_sat_per_1000_weight_meth;
-} LDKFeeEstimator_JCalls;
-uint32_t get_est_sat_per_1000_weight_jcall(const void* this_arg, LDKConfirmationTarget confirmation_target) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
-       return (*j_calls->env)->CallIntMethod(j_calls->env, j_calls->o, j_calls->get_est_sat_per_1000_weight_meth, confirmation_target);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelPublicKeys_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelPublicKeys *ret = MALLOC(sizeof(LDKChannelPublicKeys), "LDKChannelPublicKeys");
+       ret->inner = NULL;
+       return (long)ret;
 }
-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) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
-       }
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKPreCalculatedTxCreationKeys_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKPreCalculatedTxCreationKeys *ret = MALLOC(sizeof(LDKPreCalculatedTxCreationKeys), "LDKPreCalculatedTxCreationKeys");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void* LDKFeeEstimator_JCalls_clone(const void* this_arg) {
-       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-       return (void*) this_arg;
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1HTLCOutputInCommitment_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_HTLCOutputInCommitment *vec = (LDKCVecTempl_HTLCOutputInCommitment*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKHTLCOutputInCommitment));
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKFeeEstimator_1new (JNIEnv * env, jclass _a, jobject o) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKFeeEstimator_JCalls *calls = malloc(sizeof(LDKFeeEstimator_JCalls));
-       atomic_init(&calls->refcnt, 1);
-       calls->env = env;
-       calls->o = (*env)->NewGlobalRef(env, o);
-       calls->get_est_sat_per_1000_weight_meth = (*env)->GetMethodID(env, c, "get_est_sat_per_1000_weight", "(J)I");
-       assert(calls->get_est_sat_per_1000_weight_meth != NULL);
-
-       LDKFeeEstimator *ret = malloc(sizeof(LDKFeeEstimator));
-       ret->this_arg = (void*) calls;
-       ret->get_est_sat_per_1000_weight = get_est_sat_per_1000_weight_jcall;
-       ret->free = LDKFeeEstimator_JCalls_free;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKHolderCommitmentTransaction_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKHolderCommitmentTransaction *ret = MALLOC(sizeof(LDKHolderCommitmentTransaction), "LDKHolderCommitmentTransaction");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUnsignedChannelAnnouncement_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUnsignedChannelAnnouncement *ret = MALLOC(sizeof(LDKUnsignedChannelAnnouncement), "LDKUnsignedChannelAnnouncement");
+       ret->inner = NULL;
        return (long)ret;
 }
-
 typedef struct LDKChannelKeys_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
        jmethodID get_per_commitment_point_meth;
        jmethodID release_commitment_secret_meth;
        jmethodID key_derivation_params_meth;
-       jmethodID sign_remote_commitment_meth;
-       jmethodID sign_local_commitment_meth;
-       jmethodID sign_local_commitment_htlc_transactions_meth;
+       jmethodID sign_counterparty_commitment_meth;
+       jmethodID sign_holder_commitment_meth;
+       jmethodID sign_holder_commitment_htlc_transactions_meth;
        jmethodID sign_justice_transaction_meth;
-       jmethodID sign_remote_htlc_transaction_meth;
+       jmethodID sign_counterparty_htlc_transaction_meth;
        jmethodID sign_closing_transaction_meth;
        jmethodID sign_channel_announcement_meth;
        jmethodID on_accept_meth;
 } LDKChannelKeys_JCalls;
 LDKPublicKey get_per_commitment_point_jcall(const void* this_arg, uint64_t idx) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKPublicKey* ret = (LDKPublicKey*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_per_commitment_point_meth, idx);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKPublicKey* ret = (LDKPublicKey*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_per_commitment_point_meth, idx);
        LDKPublicKey res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKThirtyTwoBytes release_commitment_secret_jcall(const void* this_arg, uint64_t idx) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKThirtyTwoBytes* ret = (LDKThirtyTwoBytes*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->release_commitment_secret_meth, idx);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKThirtyTwoBytes* ret = (LDKThirtyTwoBytes*)(*env)->CallLongMethod(env, j_calls->o, j_calls->release_commitment_secret_meth, idx);
        LDKThirtyTwoBytes res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKC2Tuple_u64u64Z key_derivation_params_jcall(const void* this_arg) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKC2Tuple_u64u64Z* ret = (LDKC2Tuple_u64u64Z*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->key_derivation_params_meth);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKC2Tuple_u64u64Z* ret = (LDKC2Tuple_u64u64Z*)(*env)->CallLongMethod(env, j_calls->o, j_calls->key_derivation_params_meth);
        LDKC2Tuple_u64u64Z res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
-LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_remote_commitment_jcall(const void* this_arg, uint32_t feerate_per_kw, LDKTransaction commitment_tx, const LDKPreCalculatedTxCreationKeys *keys, LDKCVec_HTLCOutputInCommitmentZ htlcs) {
+LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment_jcall(const void* this_arg, uint32_t feerate_per_kw, LDKTransaction commitment_tx, const LDKPreCalculatedTxCreationKeys *keys, LDKCVec_HTLCOutputInCommitmentZ htlcs) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->sign_remote_commitment_meth, feerate_per_kw, commitment_tx, keys, htlcs);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long commitment_tx_ref = (long)&commitment_tx;
+       long htlcs_ref = (long)&htlcs;
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret = (LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->sign_counterparty_commitment_meth, feerate_per_kw, commitment_tx_ref, keys, htlcs_ref);
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
-LDKCResult_SignatureNoneZ sign_local_commitment_jcall(const void* this_arg, const LDKLocalCommitmentTransaction *local_commitment_tx) {
+LDKCResult_SignatureNoneZ sign_holder_commitment_jcall(const void* this_arg, const LDKHolderCommitmentTransaction *holder_commitment_tx) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->sign_local_commitment_meth, local_commitment_tx);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->sign_holder_commitment_meth, holder_commitment_tx);
        LDKCResult_SignatureNoneZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
-LDKCResult_CVec_SignatureZNoneZ sign_local_commitment_htlc_transactions_jcall(const void* this_arg, const LDKLocalCommitmentTransaction *local_commitment_tx) {
+LDKCResult_CVec_SignatureZNoneZ sign_holder_commitment_htlc_transactions_jcall(const void* this_arg, const LDKHolderCommitmentTransaction *holder_commitment_tx) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKCResult_CVec_SignatureZNoneZ* ret = (LDKCResult_CVec_SignatureZNoneZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->sign_local_commitment_htlc_transactions_meth, local_commitment_tx);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCResult_CVec_SignatureZNoneZ* ret = (LDKCResult_CVec_SignatureZNoneZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->sign_holder_commitment_htlc_transactions_meth, holder_commitment_tx);
        LDKCResult_CVec_SignatureZNoneZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKCResult_SignatureNoneZ sign_justice_transaction_jcall(const void* this_arg, LDKTransaction justice_tx, uintptr_t input, uint64_t amount, const uint8_t (*per_commitment_key)[32], const LDKHTLCOutputInCommitment *htlc) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       jbyteArray per_commitment_key_arr = (*j_calls->env)->NewByteArray(j_calls->env, 32);
-       (*j_calls->env)->SetByteArrayRegion(j_calls->env, per_commitment_key_arr, 0, 32, *per_commitment_key);
-       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->sign_justice_transaction_meth, justice_tx, input, amount, per_commitment_key_arr, htlc);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long justice_tx_ref = (long)&justice_tx;
+       jbyteArray per_commitment_key_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, per_commitment_key_arr, 0, 32, *per_commitment_key);
+       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->sign_justice_transaction_meth, justice_tx_ref, input, amount, per_commitment_key_arr, htlc);
        LDKCResult_SignatureNoneZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
-LDKCResult_SignatureNoneZ sign_remote_htlc_transaction_jcall(const void* this_arg, LDKTransaction htlc_tx, uintptr_t input, uint64_t amount, LDKPublicKey per_commitment_point, const LDKHTLCOutputInCommitment *htlc) {
+LDKCResult_SignatureNoneZ sign_counterparty_htlc_transaction_jcall(const void* this_arg, LDKTransaction htlc_tx, uintptr_t input, uint64_t amount, LDKPublicKey per_commitment_point, const LDKHTLCOutputInCommitment *htlc) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->sign_remote_htlc_transaction_meth, htlc_tx, input, amount, per_commitment_point, htlc);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long htlc_tx_ref = (long)&htlc_tx;
+       long per_commitment_point_ref = (long)&per_commitment_point;
+       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->sign_counterparty_htlc_transaction_meth, htlc_tx_ref, input, amount, per_commitment_point_ref, htlc);
        LDKCResult_SignatureNoneZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKCResult_SignatureNoneZ sign_closing_transaction_jcall(const void* this_arg, LDKTransaction closing_tx) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->sign_closing_transaction_meth, closing_tx);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long closing_tx_ref = (long)&closing_tx;
+       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->sign_closing_transaction_meth, closing_tx_ref);
        LDKCResult_SignatureNoneZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKCResult_SignatureNoneZ sign_channel_announcement_jcall(const void* this_arg, const LDKUnsignedChannelAnnouncement *msg) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->sign_channel_announcement_meth, msg);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCResult_SignatureNoneZ* ret = (LDKCResult_SignatureNoneZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->sign_channel_announcement_meth, msg);
        LDKCResult_SignatureNoneZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
-void on_accept_jcall(void* this_arg, const LDKChannelPublicKeys *channel_points, uint16_t remote_to_self_delay, uint16_t local_to_self_delay) {
+void on_accept_jcall(void* this_arg, const LDKChannelPublicKeys *channel_points, uint16_t counterparty_selected_contest_delay, uint16_t holder_selected_contest_delay) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->on_accept_meth, channel_points, remote_to_self_delay, local_to_self_delay);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->on_accept_meth, channel_points, counterparty_selected_contest_delay, holder_selected_contest_delay);
 }
-void LDKChannelKeys_JCalls_free(void* this_arg) {
+static void LDKChannelKeys_JCalls_free(void* this_arg) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKChannelKeys_JCalls_clone(const void* this_arg) {
+static void* LDKChannelKeys_JCalls_clone(const void* this_arg) {
        LDKChannelKeys_JCalls *j_calls = (LDKChannelKeys_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKChannelKeys LDKChannelKeys_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKChannelKeys_JCalls *calls = malloc(sizeof(LDKChannelKeys_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKChannelKeys_JCalls *calls = MALLOC(sizeof(LDKChannelKeys_JCalls), "LDKChannelKeys_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
        calls->get_per_commitment_point_meth = (*env)->GetMethodID(env, c, "get_per_commitment_point", "(J)J");
-       assert(calls->get_per_commitment_point_meth != NULL);
+       DO_ASSERT(calls->get_per_commitment_point_meth != NULL);
        calls->release_commitment_secret_meth = (*env)->GetMethodID(env, c, "release_commitment_secret", "(J)J");
-       assert(calls->release_commitment_secret_meth != NULL);
+       DO_ASSERT(calls->release_commitment_secret_meth != NULL);
        calls->key_derivation_params_meth = (*env)->GetMethodID(env, c, "key_derivation_params", "()J");
-       assert(calls->key_derivation_params_meth != NULL);
-       calls->sign_remote_commitment_meth = (*env)->GetMethodID(env, c, "sign_remote_commitment", "(IJJJ)J");
-       assert(calls->sign_remote_commitment_meth != NULL);
-       calls->sign_local_commitment_meth = (*env)->GetMethodID(env, c, "sign_local_commitment", "(J)J");
-       assert(calls->sign_local_commitment_meth != NULL);
-       calls->sign_local_commitment_htlc_transactions_meth = (*env)->GetMethodID(env, c, "sign_local_commitment_htlc_transactions", "(J)J");
-       assert(calls->sign_local_commitment_htlc_transactions_meth != NULL);
+       DO_ASSERT(calls->key_derivation_params_meth != NULL);
+       calls->sign_counterparty_commitment_meth = (*env)->GetMethodID(env, c, "sign_counterparty_commitment", "(IJJJ)J");
+       DO_ASSERT(calls->sign_counterparty_commitment_meth != NULL);
+       calls->sign_holder_commitment_meth = (*env)->GetMethodID(env, c, "sign_holder_commitment", "(J)J");
+       DO_ASSERT(calls->sign_holder_commitment_meth != NULL);
+       calls->sign_holder_commitment_htlc_transactions_meth = (*env)->GetMethodID(env, c, "sign_holder_commitment_htlc_transactions", "(J)J");
+       DO_ASSERT(calls->sign_holder_commitment_htlc_transactions_meth != NULL);
        calls->sign_justice_transaction_meth = (*env)->GetMethodID(env, c, "sign_justice_transaction", "(JJJ[BJ)J");
-       assert(calls->sign_justice_transaction_meth != NULL);
-       calls->sign_remote_htlc_transaction_meth = (*env)->GetMethodID(env, c, "sign_remote_htlc_transaction", "(JJJJJ)J");
-       assert(calls->sign_remote_htlc_transaction_meth != NULL);
+       DO_ASSERT(calls->sign_justice_transaction_meth != NULL);
+       calls->sign_counterparty_htlc_transaction_meth = (*env)->GetMethodID(env, c, "sign_counterparty_htlc_transaction", "(JJJJJ)J");
+       DO_ASSERT(calls->sign_counterparty_htlc_transaction_meth != NULL);
        calls->sign_closing_transaction_meth = (*env)->GetMethodID(env, c, "sign_closing_transaction", "(J)J");
-       assert(calls->sign_closing_transaction_meth != NULL);
+       DO_ASSERT(calls->sign_closing_transaction_meth != NULL);
        calls->sign_channel_announcement_meth = (*env)->GetMethodID(env, c, "sign_channel_announcement", "(J)J");
-       assert(calls->sign_channel_announcement_meth != NULL);
+       DO_ASSERT(calls->sign_channel_announcement_meth != NULL);
        calls->on_accept_meth = (*env)->GetMethodID(env, c, "on_accept", "(JSS)V");
-       assert(calls->on_accept_meth != NULL);
-
-       LDKChannelKeys *ret = malloc(sizeof(LDKChannelKeys));
-       ret->this_arg = (void*) calls;
-       ret->get_per_commitment_point = get_per_commitment_point_jcall;
-       ret->release_commitment_secret = release_commitment_secret_jcall;
-       ret->key_derivation_params = key_derivation_params_jcall;
-       ret->sign_remote_commitment = sign_remote_commitment_jcall;
-       ret->sign_local_commitment = sign_local_commitment_jcall;
-       ret->sign_local_commitment_htlc_transactions = sign_local_commitment_htlc_transactions_jcall;
-       ret->sign_justice_transaction = sign_justice_transaction_jcall;
-       ret->sign_remote_htlc_transaction = sign_remote_htlc_transaction_jcall;
-       ret->sign_closing_transaction = sign_closing_transaction_jcall;
-       ret->sign_channel_announcement = sign_channel_announcement_jcall;
-       ret->on_accept = on_accept_jcall;
-       ret->clone = LDKChannelKeys_JCalls_clone;
-       ret->free = LDKChannelKeys_JCalls_free;
+       DO_ASSERT(calls->on_accept_meth != NULL);
+
+       LDKChannelKeys ret = {
+               .this_arg = (void*) calls,
+               .get_per_commitment_point = get_per_commitment_point_jcall,
+               .release_commitment_secret = release_commitment_secret_jcall,
+               .key_derivation_params = key_derivation_params_jcall,
+               .sign_counterparty_commitment = sign_counterparty_commitment_jcall,
+               .sign_holder_commitment = sign_holder_commitment_jcall,
+               .sign_holder_commitment_htlc_transactions = sign_holder_commitment_htlc_transactions_jcall,
+               .sign_justice_transaction = sign_justice_transaction_jcall,
+               .sign_counterparty_htlc_transaction = sign_counterparty_htlc_transaction_jcall,
+               .sign_closing_transaction = sign_closing_transaction_jcall,
+               .sign_channel_announcement = sign_channel_announcement_jcall,
+               .on_accept = on_accept_jcall,
+               .clone = LDKChannelKeys_JCalls_clone,
+               .free = LDKChannelKeys_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKChannelKeys *res_ptr = MALLOC(sizeof(LDKChannelKeys), "LDKChannelKeys");
+       *res_ptr = LDKChannelKeys_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKChannelKeys_JCalls*)val)->o;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1get_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong arg, jlong idx) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
+       *ret = (arg_conv->get_per_commitment_point)(arg_conv->this_arg, idx);
        return (long)ret;
 }
 
-typedef struct LDKKeysInterface_JCalls {
-       atomic_size_t refcnt;
-       JNIEnv *env;
-       jobject o;
-       jmethodID get_node_secret_meth;
-       jmethodID get_destination_script_meth;
-       jmethodID get_shutdown_pubkey_meth;
-       jmethodID get_channel_keys_meth;
-       jmethodID get_secure_random_bytes_meth;
-} LDKKeysInterface_JCalls;
-LDKSecretKey get_node_secret_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       LDKSecretKey* ret = (LDKSecretKey*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_node_secret_meth);
-       LDKSecretKey res = *ret;
-       free(ret);
-       return res;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1release_1commitment_1secret(JNIEnv * _env, jclass _b, jlong arg, jlong idx) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKThirtyTwoBytes* ret = MALLOC(sizeof(LDKThirtyTwoBytes), "LDKThirtyTwoBytes");
+       *ret = (arg_conv->release_commitment_secret)(arg_conv->this_arg, idx);
+       return (long)ret;
 }
-LDKCVec_u8Z get_destination_script_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       LDKCVec_u8Z* ret = (LDKCVec_u8Z*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_destination_script_meth);
-       LDKCVec_u8Z res = *ret;
-       free(ret);
-       return res;
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1key_1derivation_1params(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKC2Tuple_u64u64Z* ret = MALLOC(sizeof(LDKC2Tuple_u64u64Z), "LDKC2Tuple_u64u64Z");
+       *ret = (arg_conv->key_derivation_params)(arg_conv->this_arg);
+       return (long)ret;
 }
-LDKPublicKey get_shutdown_pubkey_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       LDKPublicKey* ret = (LDKPublicKey*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_shutdown_pubkey_meth);
-       LDKPublicKey res = *ret;
-       free(ret);
-       return res;
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1sign_1counterparty_1commitment(JNIEnv * _env, jclass _b, jlong arg, jint feerate_per_kw, jlong commitment_tx, jlong keys, jlong htlcs) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKTransaction commitment_tx_conv = *(LDKTransaction*)commitment_tx;
+       FREE((void*)commitment_tx);
+       LDKPreCalculatedTxCreationKeys* keys_conv = (LDKPreCalculatedTxCreationKeys*)keys;
+       LDKCVec_HTLCOutputInCommitmentZ htlcs_conv = *(LDKCVec_HTLCOutputInCommitmentZ*)htlcs;
+       FREE((void*)htlcs);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
+       *ret = (arg_conv->sign_counterparty_commitment)(arg_conv->this_arg, feerate_per_kw, commitment_tx_conv, keys_conv, htlcs_conv);
+       return (long)ret;
 }
-LDKChannelKeys get_channel_keys_jcall(const void* this_arg, bool inbound, uint64_t channel_value_satoshis) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       LDKChannelKeys* ret = (LDKChannelKeys*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_channel_keys_meth, inbound, channel_value_satoshis);
-       LDKChannelKeys res = *ret;
-       free(ret);
-       return res;
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1sign_1holder_1commitment(JNIEnv * _env, jclass _b, jlong arg, jlong holder_commitment_tx) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKHolderCommitmentTransaction* holder_commitment_tx_conv = (LDKHolderCommitmentTransaction*)holder_commitment_tx;
+       LDKCResult_SignatureNoneZ* ret = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret = (arg_conv->sign_holder_commitment)(arg_conv->this_arg, holder_commitment_tx_conv);
+       return (long)ret;
 }
-LDKThirtyTwoBytes get_secure_random_bytes_jcall(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
-       LDKThirtyTwoBytes* ret = (LDKThirtyTwoBytes*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_secure_random_bytes_meth);
-       LDKThirtyTwoBytes res = *ret;
-       free(ret);
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1sign_1holder_1commitment_1htlc_1transactions(JNIEnv * _env, jclass _b, jlong arg, jlong holder_commitment_tx) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKHolderCommitmentTransaction* holder_commitment_tx_conv = (LDKHolderCommitmentTransaction*)holder_commitment_tx;
+       LDKCResult_CVec_SignatureZNoneZ* ret = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
+       *ret = (arg_conv->sign_holder_commitment_htlc_transactions)(arg_conv->this_arg, holder_commitment_tx_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1sign_1justice_1transaction(JNIEnv * _env, jclass _b, jlong arg, jlong justice_tx, jlong input, jlong amount, jbyteArray per_commitment_key, jlong htlc) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKTransaction justice_tx_conv = *(LDKTransaction*)justice_tx;
+       FREE((void*)justice_tx);
+       unsigned char per_commitment_key_arr[32];
+       (*_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 = (LDKHTLCOutputInCommitment*)htlc;
+       LDKCResult_SignatureNoneZ* ret = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret = (arg_conv->sign_justice_transaction)(arg_conv->this_arg, justice_tx_conv, input, amount, per_commitment_key_ref, htlc_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1sign_1counterparty_1htlc_1transaction(JNIEnv * _env, jclass _b, jlong arg, jlong htlc_tx, jlong input, jlong amount, jlong per_commitment_point, jlong htlc) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKTransaction htlc_tx_conv = *(LDKTransaction*)htlc_tx;
+       FREE((void*)htlc_tx);
+       LDKPublicKey per_commitment_point_conv = *(LDKPublicKey*)per_commitment_point;
+       FREE((void*)per_commitment_point);
+       LDKHTLCOutputInCommitment* htlc_conv = (LDKHTLCOutputInCommitment*)htlc;
+       LDKCResult_SignatureNoneZ* ret = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret = (arg_conv->sign_counterparty_htlc_transaction)(arg_conv->this_arg, htlc_tx_conv, input, amount, per_commitment_point_conv, htlc_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1sign_1closing_1transaction(JNIEnv * _env, jclass _b, jlong arg, jlong closing_tx) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKTransaction closing_tx_conv = *(LDKTransaction*)closing_tx;
+       FREE((void*)closing_tx);
+       LDKCResult_SignatureNoneZ* ret = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret = (arg_conv->sign_closing_transaction)(arg_conv->this_arg, closing_tx_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1sign_1channel_1announcement(JNIEnv * _env, jclass _b, jlong arg, jlong msg) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKUnsignedChannelAnnouncement* msg_conv = (LDKUnsignedChannelAnnouncement*)msg;
+       LDKCResult_SignatureNoneZ* ret = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
+       *ret = (arg_conv->sign_channel_announcement)(arg_conv->this_arg, msg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelKeys_1call_1on_1accept(JNIEnv * _env, jclass _b, jlong arg, jlong channel_points, jshort counterparty_selected_contest_delay, jshort holder_selected_contest_delay) {
+       LDKChannelKeys* arg_conv = (LDKChannelKeys*)arg;
+       LDKChannelPublicKeys* channel_points_conv = (LDKChannelPublicKeys*)channel_points;
+       return (arg_conv->on_accept)(arg_conv->this_arg, channel_points_conv, counterparty_selected_contest_delay, holder_selected_contest_delay);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelMonitor_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelMonitor *ret = MALLOC(sizeof(LDKChannelMonitor), "LDKChannelMonitor");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelMonitorUpdate_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelMonitorUpdate *ret = MALLOC(sizeof(LDKChannelMonitorUpdate), "LDKChannelMonitorUpdate");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKMonitorEvent_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKMonitorEvent *ret = MALLOC(sizeof(LDKMonitorEvent), "LDKMonitorEvent");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1MonitorEvent_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_MonitorEvent *vec = (LDKCVecTempl_MonitorEvent*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKMonitorEvent));
+}
+typedef struct LDKWatch_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jobject o;
+       jmethodID watch_channel_meth;
+       jmethodID update_channel_meth;
+       jmethodID release_pending_monitor_events_meth;
+} LDKWatch_JCalls;
+LDKCResult_NoneChannelMonitorUpdateErrZ watch_channel_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitor monitor) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long funding_txo_ref = (long)&funding_txo;
+       long monitor_ref = (long)&monitor;
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->watch_channel_meth, funding_txo_ref, monitor_ref);
+       LDKCResult_NoneChannelMonitorUpdateErrZ res = *ret;
+       FREE(ret);
        return res;
 }
-void LDKKeysInterface_JCalls_free(void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+LDKCResult_NoneChannelMonitorUpdateErrZ update_channel_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitorUpdate update) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long funding_txo_ref = (long)&funding_txo;
+       long update_ref = (long)&update;
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->update_channel_meth, funding_txo_ref, update_ref);
+       LDKCResult_NoneChannelMonitorUpdateErrZ res = *ret;
+       FREE(ret);
+       return res;
+}
+LDKCVec_MonitorEventZ release_pending_monitor_events_jcall(const void* this_arg) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCVec_MonitorEventZ* ret = (LDKCVec_MonitorEventZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->release_pending_monitor_events_meth);
+       LDKCVec_MonitorEventZ res = *ret;
+       FREE(ret);
+       return res;
+}
+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) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKKeysInterface_JCalls_clone(const void* this_arg) {
-       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+static void* LDKWatch_JCalls_clone(const void* this_arg) {
+       LDKWatch_JCalls *j_calls = (LDKWatch_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKWatch LDKWatch_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKKeysInterface_JCalls *calls = malloc(sizeof(LDKKeysInterface_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKWatch_JCalls *calls = MALLOC(sizeof(LDKWatch_JCalls), "LDKWatch_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
-       calls->get_node_secret_meth = (*env)->GetMethodID(env, c, "get_node_secret", "()J");
-       assert(calls->get_node_secret_meth != NULL);
-       calls->get_destination_script_meth = (*env)->GetMethodID(env, c, "get_destination_script", "()J");
-       assert(calls->get_destination_script_meth != NULL);
-       calls->get_shutdown_pubkey_meth = (*env)->GetMethodID(env, c, "get_shutdown_pubkey", "()J");
-       assert(calls->get_shutdown_pubkey_meth != NULL);
-       calls->get_channel_keys_meth = (*env)->GetMethodID(env, c, "get_channel_keys", "(ZJ)J");
-       assert(calls->get_channel_keys_meth != NULL);
-       calls->get_secure_random_bytes_meth = (*env)->GetMethodID(env, c, "get_secure_random_bytes", "()J");
-       assert(calls->get_secure_random_bytes_meth != NULL);
+       calls->watch_channel_meth = (*env)->GetMethodID(env, c, "watch_channel", "(JJ)J");
+       DO_ASSERT(calls->watch_channel_meth != NULL);
+       calls->update_channel_meth = (*env)->GetMethodID(env, c, "update_channel", "(JJ)J");
+       DO_ASSERT(calls->update_channel_meth != NULL);
+       calls->release_pending_monitor_events_meth = (*env)->GetMethodID(env, c, "release_pending_monitor_events", "()J");
+       DO_ASSERT(calls->release_pending_monitor_events_meth != NULL);
+
+       LDKWatch ret = {
+               .this_arg = (void*) calls,
+               .watch_channel = watch_channel_jcall,
+               .update_channel = update_channel_jcall,
+               .release_pending_monitor_events = release_pending_monitor_events_jcall,
+               .free = LDKWatch_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKWatch_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKWatch *res_ptr = MALLOC(sizeof(LDKWatch), "LDKWatch");
+       *res_ptr = LDKWatch_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKWatch_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKWatch_JCalls*)val)->o;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKWatch_1call_1watch_1channel(JNIEnv * _env, jclass _b, jlong arg, jlong funding_txo, jlong monitor) {
+       LDKWatch* arg_conv = (LDKWatch*)arg;
+       LDKOutPoint funding_txo_conv = *(LDKOutPoint*)funding_txo;
+       FREE((void*)funding_txo);
+       funding_txo_conv.is_owned = true;
+       LDKChannelMonitor monitor_conv = *(LDKChannelMonitor*)monitor;
+       FREE((void*)monitor);
+       monitor_conv.is_owned = true;
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
+       *ret = (arg_conv->watch_channel)(arg_conv->this_arg, funding_txo_conv, monitor_conv);
+       return (long)ret;
+}
 
-       LDKKeysInterface *ret = malloc(sizeof(LDKKeysInterface));
-       ret->this_arg = (void*) calls;
-       ret->get_node_secret = get_node_secret_jcall;
-       ret->get_destination_script = get_destination_script_jcall;
-       ret->get_shutdown_pubkey = get_shutdown_pubkey_jcall;
-       ret->get_channel_keys = get_channel_keys_jcall;
-       ret->get_secure_random_bytes = get_secure_random_bytes_jcall;
-       ret->free = LDKKeysInterface_JCalls_free;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKWatch_1call_1update_1channel(JNIEnv * _env, jclass _b, jlong arg, jlong funding_txo, jlong update) {
+       LDKWatch* arg_conv = (LDKWatch*)arg;
+       LDKOutPoint funding_txo_conv = *(LDKOutPoint*)funding_txo;
+       FREE((void*)funding_txo);
+       funding_txo_conv.is_owned = true;
+       LDKChannelMonitorUpdate update_conv = *(LDKChannelMonitorUpdate*)update;
+       FREE((void*)update);
+       update_conv.is_owned = true;
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
+       *ret = (arg_conv->update_channel)(arg_conv->this_arg, funding_txo_conv, update_conv);
        return (long)ret;
 }
 
-typedef struct LDKManyChannelMonitor_JCalls {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKWatch_1call_1release_1pending_1monitor_1events(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKWatch* arg_conv = (LDKWatch*)arg;
+       LDKCVec_MonitorEventZ* ret = MALLOC(sizeof(LDKCVec_MonitorEventZ), "LDKCVec_MonitorEventZ");
+       *ret = (arg_conv->release_pending_monitor_events)(arg_conv->this_arg);
+       return (long)ret;
+}
+
+typedef struct LDKFilter_JCalls {
        atomic_size_t refcnt;
+       JavaVM *vm;
+       jobject o;
+       jmethodID register_tx_meth;
+       jmethodID register_output_meth;
+} LDKFilter_JCalls;
+void register_tx_jcall(const void* this_arg, const uint8_t (*txid)[32], LDKu8slice script_pubkey) {
+       LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) this_arg;
        JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       jbyteArray txid_arr = (*env)->NewByteArray(env, 32);
+       (*env)->SetByteArrayRegion(env, txid_arr, 0, 32, *txid);
+       long script_pubkey_ref = (long)&script_pubkey;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->register_tx_meth, txid_arr, script_pubkey_ref);
+}
+void register_output_jcall(const void* this_arg, const LDKOutPoint *outpoint, LDKu8slice script_pubkey) {
+       LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long script_pubkey_ref = (long)&script_pubkey;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->register_output_meth, outpoint, script_pubkey_ref);
+}
+static void LDKFilter_JCalls_free(void* this_arg) {
+       LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
+       }
+}
+static void* LDKFilter_JCalls_clone(const void* this_arg) {
+       LDKFilter_JCalls *j_calls = (LDKFilter_JCalls*) this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+       return (void*) this_arg;
+}
+static inline LDKFilter LDKFilter_init (JNIEnv * env, jclass _a, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       DO_ASSERT(c != NULL);
+       LDKFilter_JCalls *calls = MALLOC(sizeof(LDKFilter_JCalls), "LDKFilter_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewGlobalRef(env, o);
+       calls->register_tx_meth = (*env)->GetMethodID(env, c, "register_tx", "([BJ)V");
+       DO_ASSERT(calls->register_tx_meth != NULL);
+       calls->register_output_meth = (*env)->GetMethodID(env, c, "register_output", "(JJ)V");
+       DO_ASSERT(calls->register_output_meth != NULL);
+
+       LDKFilter ret = {
+               .this_arg = (void*) calls,
+               .register_tx = register_tx_jcall,
+               .register_output = register_output_jcall,
+               .free = LDKFilter_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKFilter_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKFilter *res_ptr = MALLOC(sizeof(LDKFilter), "LDKFilter");
+       *res_ptr = LDKFilter_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKFilter_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKFilter_JCalls*)val)->o;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKFilter_1call_1register_1tx(JNIEnv * _env, jclass _b, jlong arg, jbyteArray txid, jlong script_pubkey) {
+       LDKFilter* arg_conv = (LDKFilter*)arg;
+       unsigned char txid_arr[32];
+       (*_env)->GetByteArrayRegion (_env, txid, 0, 32, txid_arr);
+       unsigned char (*txid_ref)[32] = &txid_arr;
+       LDKu8slice script_pubkey_conv = *(LDKu8slice*)script_pubkey;
+       return (arg_conv->register_tx)(arg_conv->this_arg, txid_ref, script_pubkey_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKFilter_1call_1register_1output(JNIEnv * _env, jclass _b, jlong arg, jlong outpoint, jlong script_pubkey) {
+       LDKFilter* arg_conv = (LDKFilter*)arg;
+       LDKOutPoint* outpoint_conv = (LDKOutPoint*)outpoint;
+       LDKu8slice script_pubkey_conv = *(LDKu8slice*)script_pubkey;
+       return (arg_conv->register_output)(arg_conv->this_arg, outpoint_conv, script_pubkey_conv);
+}
+
+typedef struct LDKBroadcasterInterface_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
        jobject o;
-       jmethodID add_monitor_meth;
-       jmethodID update_monitor_meth;
-       jmethodID get_and_clear_pending_monitor_events_meth;
-} LDKManyChannelMonitor_JCalls;
-LDKCResult_NoneChannelMonitorUpdateErrZ add_monitor_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitor monitor) {
-       LDKManyChannelMonitor_JCalls *j_calls = (LDKManyChannelMonitor_JCalls*) this_arg;
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->add_monitor_meth, funding_txo, monitor);
-       LDKCResult_NoneChannelMonitorUpdateErrZ res = *ret;
-       free(ret);
+       jmethodID broadcast_transaction_meth;
+} LDKBroadcasterInterface_JCalls;
+void broadcast_transaction_jcall(const void* this_arg, LDKTransaction tx) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long tx_ref = (long)&tx;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->broadcast_transaction_meth, tx_ref);
+}
+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;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
+       }
+}
+static void* LDKBroadcasterInterface_JCalls_clone(const void* this_arg) {
+       LDKBroadcasterInterface_JCalls *j_calls = (LDKBroadcasterInterface_JCalls*) this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+       return (void*) this_arg;
+}
+static inline LDKBroadcasterInterface LDKBroadcasterInterface_init (JNIEnv * env, jclass _a, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       DO_ASSERT(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)->NewGlobalRef(env, o);
+       calls->broadcast_transaction_meth = (*env)->GetMethodID(env, c, "broadcast_transaction", "(J)V");
+       DO_ASSERT(calls->broadcast_transaction_meth != NULL);
+
+       LDKBroadcasterInterface ret = {
+               .this_arg = (void*) calls,
+               .broadcast_transaction = broadcast_transaction_jcall,
+               .free = LDKBroadcasterInterface_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKBroadcasterInterface_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKBroadcasterInterface *res_ptr = MALLOC(sizeof(LDKBroadcasterInterface), "LDKBroadcasterInterface");
+       *res_ptr = LDKBroadcasterInterface_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKBroadcasterInterface_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKBroadcasterInterface_JCalls*)val)->o;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKBroadcasterInterface_1call_1broadcast_1transaction(JNIEnv * _env, jclass _b, jlong arg, jlong tx) {
+       LDKBroadcasterInterface* arg_conv = (LDKBroadcasterInterface*)arg;
+       LDKTransaction tx_conv = *(LDKTransaction*)tx;
+       FREE((void*)tx);
+       return (arg_conv->broadcast_transaction)(arg_conv->this_arg, tx_conv);
+}
+
+typedef struct LDKFeeEstimator_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jobject o;
+       jmethodID get_est_sat_per_1000_weight_meth;
+} LDKFeeEstimator_JCalls;
+uint32_t get_est_sat_per_1000_weight_jcall(const void* this_arg, LDKConfirmationTarget confirmation_target) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       jclass confirmation_target_conv = LDKConfirmationTarget_to_java(env, confirmation_target);
+       return (*env)->CallIntMethod(env, j_calls->o, j_calls->get_est_sat_per_1000_weight_meth, confirmation_target_conv);
+}
+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;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
+       }
+}
+static void* LDKFeeEstimator_JCalls_clone(const void* this_arg) {
+       LDKFeeEstimator_JCalls *j_calls = (LDKFeeEstimator_JCalls*) this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+       return (void*) this_arg;
+}
+static inline LDKFeeEstimator LDKFeeEstimator_init (JNIEnv * env, jclass _a, jobject o) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       DO_ASSERT(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)->NewGlobalRef(env, o);
+       calls->get_est_sat_per_1000_weight_meth = (*env)->GetMethodID(env, c, "get_est_sat_per_1000_weight", "(Lorg/ldk/impl/bindings$LDKConfirmationTarget;)I");
+       DO_ASSERT(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_jcall,
+               .free = LDKFeeEstimator_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKFeeEstimator_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKFeeEstimator *res_ptr = MALLOC(sizeof(LDKFeeEstimator), "LDKFeeEstimator");
+       *res_ptr = LDKFeeEstimator_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKFeeEstimator_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKFeeEstimator_JCalls*)val)->o;
+}
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_LDKFeeEstimator_1call_1get_1est_1sat_1per_11000_1weight(JNIEnv * _env, jclass _b, jlong arg, jclass confirmation_target) {
+       LDKFeeEstimator* arg_conv = (LDKFeeEstimator*)arg;
+       LDKConfirmationTarget confirmation_target_conv = LDKConfirmationTarget_from_java(_env, confirmation_target);
+       return (arg_conv->get_est_sat_per_1000_weight)(arg_conv->this_arg, confirmation_target_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChainMonitor_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChainMonitor *ret = MALLOC(sizeof(LDKChainMonitor), "LDKChainMonitor");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1C2TupleTempl_1usize_1_1Transaction_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_C2TupleTempl_usize__Transaction *vec = (LDKCVecTempl_C2TupleTempl_usize__Transaction*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKC2TupleTempl_usize__Transaction));
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKHTLCUpdate_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKHTLCUpdate *ret = MALLOC(sizeof(LDKHTLCUpdate), "LDKHTLCUpdate");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1Transaction_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_Transaction *vec = (LDKCVecTempl_Transaction*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKTransaction));
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1C2TupleTempl_1ThirtyTwoBytes_1_1CVecTempl_1TxOut_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_C2TupleTempl_ThirtyTwoBytes__CVecTempl_TxOut *vec = (LDKCVecTempl_C2TupleTempl_ThirtyTwoBytes__CVecTempl_TxOut*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKC2TupleTempl_ThirtyTwoBytes__CVecTempl_TxOut));
+}
+typedef struct LDKKeysInterface_JCalls {
+       atomic_size_t refcnt;
+       JavaVM *vm;
+       jobject o;
+       jmethodID get_node_secret_meth;
+       jmethodID get_destination_script_meth;
+       jmethodID get_shutdown_pubkey_meth;
+       jmethodID get_channel_keys_meth;
+       jmethodID get_secure_random_bytes_meth;
+} LDKKeysInterface_JCalls;
+LDKSecretKey get_node_secret_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKSecretKey* ret = (LDKSecretKey*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_node_secret_meth);
+       LDKSecretKey res = *ret;
+       FREE(ret);
        return res;
 }
-LDKCResult_NoneChannelMonitorUpdateErrZ update_monitor_jcall(const void* this_arg, LDKOutPoint funding_txo, LDKChannelMonitorUpdate monitor) {
-       LDKManyChannelMonitor_JCalls *j_calls = (LDKManyChannelMonitor_JCalls*) this_arg;
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = (LDKCResult_NoneChannelMonitorUpdateErrZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->update_monitor_meth, funding_txo, monitor);
-       LDKCResult_NoneChannelMonitorUpdateErrZ res = *ret;
-       free(ret);
+LDKCVec_u8Z get_destination_script_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCVec_u8Z* ret = (LDKCVec_u8Z*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_destination_script_meth);
+       LDKCVec_u8Z res = *ret;
+       FREE(ret);
        return res;
 }
-LDKCVec_MonitorEventZ get_and_clear_pending_monitor_events_jcall(const void* this_arg) {
-       LDKManyChannelMonitor_JCalls *j_calls = (LDKManyChannelMonitor_JCalls*) this_arg;
-       LDKCVec_MonitorEventZ* ret = (LDKCVec_MonitorEventZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_and_clear_pending_monitor_events_meth);
-       LDKCVec_MonitorEventZ res = *ret;
-       free(ret);
+LDKPublicKey get_shutdown_pubkey_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKPublicKey* ret = (LDKPublicKey*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_shutdown_pubkey_meth);
+       LDKPublicKey res = *ret;
+       FREE(ret);
+       return res;
+}
+LDKChannelKeys get_channel_keys_jcall(const void* this_arg, bool inbound, uint64_t channel_value_satoshis) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKChannelKeys* ret = (LDKChannelKeys*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_channel_keys_meth, inbound, channel_value_satoshis);
+       LDKChannelKeys res = *ret;
+       FREE(ret);
+       return res;
+}
+LDKThirtyTwoBytes get_secure_random_bytes_jcall(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKThirtyTwoBytes* ret = (LDKThirtyTwoBytes*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_secure_random_bytes_meth);
+       LDKThirtyTwoBytes res = *ret;
+       FREE(ret);
        return res;
 }
-void LDKManyChannelMonitor_JCalls_free(void* this_arg) {
-       LDKManyChannelMonitor_JCalls *j_calls = (LDKManyChannelMonitor_JCalls*) this_arg;
+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) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKManyChannelMonitor_JCalls_clone(const void* this_arg) {
-       LDKManyChannelMonitor_JCalls *j_calls = (LDKManyChannelMonitor_JCalls*) this_arg;
+static void* LDKKeysInterface_JCalls_clone(const void* this_arg) {
+       LDKKeysInterface_JCalls *j_calls = (LDKKeysInterface_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKManyChannelMonitor_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKKeysInterface LDKKeysInterface_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKManyChannelMonitor_JCalls *calls = malloc(sizeof(LDKManyChannelMonitor_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKKeysInterface_JCalls *calls = MALLOC(sizeof(LDKKeysInterface_JCalls), "LDKKeysInterface_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
-       calls->add_monitor_meth = (*env)->GetMethodID(env, c, "add_monitor", "(JJ)J");
-       assert(calls->add_monitor_meth != NULL);
-       calls->update_monitor_meth = (*env)->GetMethodID(env, c, "update_monitor", "(JJ)J");
-       assert(calls->update_monitor_meth != NULL);
-       calls->get_and_clear_pending_monitor_events_meth = (*env)->GetMethodID(env, c, "get_and_clear_pending_monitor_events", "()J");
-       assert(calls->get_and_clear_pending_monitor_events_meth != NULL);
+       calls->get_node_secret_meth = (*env)->GetMethodID(env, c, "get_node_secret", "()J");
+       DO_ASSERT(calls->get_node_secret_meth != NULL);
+       calls->get_destination_script_meth = (*env)->GetMethodID(env, c, "get_destination_script", "()J");
+       DO_ASSERT(calls->get_destination_script_meth != NULL);
+       calls->get_shutdown_pubkey_meth = (*env)->GetMethodID(env, c, "get_shutdown_pubkey", "()J");
+       DO_ASSERT(calls->get_shutdown_pubkey_meth != NULL);
+       calls->get_channel_keys_meth = (*env)->GetMethodID(env, c, "get_channel_keys", "(ZJ)J");
+       DO_ASSERT(calls->get_channel_keys_meth != NULL);
+       calls->get_secure_random_bytes_meth = (*env)->GetMethodID(env, c, "get_secure_random_bytes", "()J");
+       DO_ASSERT(calls->get_secure_random_bytes_meth != NULL);
+
+       LDKKeysInterface ret = {
+               .this_arg = (void*) calls,
+               .get_node_secret = get_node_secret_jcall,
+               .get_destination_script = get_destination_script_jcall,
+               .get_shutdown_pubkey = get_shutdown_pubkey_jcall,
+               .get_channel_keys = get_channel_keys_jcall,
+               .get_secure_random_bytes = get_secure_random_bytes_jcall,
+               .free = LDKKeysInterface_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKKeysInterface *res_ptr = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
+       *res_ptr = LDKKeysInterface_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKKeysInterface_JCalls*)val)->o;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1call_1get_1node_1secret(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKKeysInterface* arg_conv = (LDKKeysInterface*)arg;
+       LDKSecretKey* ret = MALLOC(sizeof(LDKSecretKey), "LDKSecretKey");
+       *ret = (arg_conv->get_node_secret)(arg_conv->this_arg);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1call_1get_1destination_1script(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKKeysInterface* arg_conv = (LDKKeysInterface*)arg;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = (arg_conv->get_destination_script)(arg_conv->this_arg);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1call_1get_1shutdown_1pubkey(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKKeysInterface* arg_conv = (LDKKeysInterface*)arg;
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
+       *ret = (arg_conv->get_shutdown_pubkey)(arg_conv->this_arg);
+       return (long)ret;
+}
 
-       LDKManyChannelMonitor *ret = malloc(sizeof(LDKManyChannelMonitor));
-       ret->this_arg = (void*) calls;
-       ret->add_monitor = add_monitor_jcall;
-       ret->update_monitor = update_monitor_jcall;
-       ret->get_and_clear_pending_monitor_events = get_and_clear_pending_monitor_events_jcall;
-       ret->free = LDKManyChannelMonitor_JCalls_free;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1call_1get_1channel_1keys(JNIEnv * _env, jclass _b, jlong arg, jboolean inbound, jlong channel_value_satoshis) {
+       LDKKeysInterface* arg_conv = (LDKKeysInterface*)arg;
+       LDKChannelKeys* ret = MALLOC(sizeof(LDKChannelKeys), "LDKChannelKeys");
+       *ret = (arg_conv->get_channel_keys)(arg_conv->this_arg, inbound, channel_value_satoshis);
        return (long)ret;
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKKeysInterface_1call_1get_1secure_1random_1bytes(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKKeysInterface* arg_conv = (LDKKeysInterface*)arg;
+       LDKThirtyTwoBytes* ret = MALLOC(sizeof(LDKThirtyTwoBytes), "LDKThirtyTwoBytes");
+       *ret = (arg_conv->get_secure_random_bytes)(arg_conv->this_arg);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKInMemoryChannelKeys_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKInMemoryChannelKeys *ret = MALLOC(sizeof(LDKInMemoryChannelKeys), "LDKInMemoryChannelKeys");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKKeysManager_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKKeysManager *ret = MALLOC(sizeof(LDKKeysManager), "LDKKeysManager");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelManager_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelManager *ret = MALLOC(sizeof(LDKChannelManager), "LDKChannelManager");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelDetails_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelDetails *ret = MALLOC(sizeof(LDKChannelDetails), "LDKChannelDetails");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKInitFeatures_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKInitFeatures *ret = MALLOC(sizeof(LDKInitFeatures), "LDKInitFeatures");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1ChannelDetails_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_ChannelDetails *vec = (LDKCVecTempl_ChannelDetails*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKChannelDetails));
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRoute_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKRoute *ret = MALLOC(sizeof(LDKRoute), "LDKRoute");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1NetAddress_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_NetAddress *vec = (LDKCVecTempl_NetAddress*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKNetAddress));
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUpdateAddHTLC_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUpdateAddHTLC *ret = MALLOC(sizeof(LDKUpdateAddHTLC), "LDKUpdateAddHTLC");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUpdateFulfillHTLC_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUpdateFulfillHTLC *ret = MALLOC(sizeof(LDKUpdateFulfillHTLC), "LDKUpdateFulfillHTLC");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUpdateFailHTLC_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUpdateFailHTLC *ret = MALLOC(sizeof(LDKUpdateFailHTLC), "LDKUpdateFailHTLC");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUpdateFailMalformedHTLC_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUpdateFailMalformedHTLC *ret = MALLOC(sizeof(LDKUpdateFailMalformedHTLC), "LDKUpdateFailMalformedHTLC");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCommitmentSigned_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKCommitmentSigned *ret = MALLOC(sizeof(LDKCommitmentSigned), "LDKCommitmentSigned");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUpdateFee_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUpdateFee *ret = MALLOC(sizeof(LDKUpdateFee), "LDKUpdateFee");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKInit_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKInit *ret = MALLOC(sizeof(LDKInit), "LDKInit");
+       ret->inner = NULL;
+       return (long)ret;
+}
 typedef struct LDKChannelMessageHandler_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
        LDKMessageSendEventsProvider_JCalls* MessageSendEventsProvider;
        jmethodID handle_open_channel_meth;
@@ -677,169 +1729,512 @@ typedef struct LDKChannelMessageHandler_JCalls {
 } LDKChannelMessageHandler_JCalls;
 void handle_open_channel_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKInitFeatures their_features, const LDKOpenChannel *msg) {
        LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_open_channel_meth, their_node_id, their_features, msg);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       long their_features_ref = (long)&their_features;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_open_channel_meth, their_node_id_ref, their_features_ref, msg);
+}
+void handle_accept_channel_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKInitFeatures their_features, const LDKAcceptChannel *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       long their_features_ref = (long)&their_features;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_accept_channel_meth, their_node_id_ref, their_features_ref, msg);
+}
+void handle_funding_created_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingCreated *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_funding_created_meth, their_node_id_ref, msg);
+}
+void handle_funding_signed_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingSigned *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_funding_signed_meth, their_node_id_ref, msg);
+}
+void handle_funding_locked_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingLocked *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_funding_locked_meth, their_node_id_ref, msg);
+}
+void handle_shutdown_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKShutdown *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_shutdown_meth, their_node_id_ref, msg);
+}
+void handle_closing_signed_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKClosingSigned *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_closing_signed_meth, their_node_id_ref, msg);
+}
+void handle_update_add_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateAddHTLC *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_update_add_htlc_meth, their_node_id_ref, msg);
+}
+void handle_update_fulfill_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFulfillHTLC *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_update_fulfill_htlc_meth, their_node_id_ref, msg);
+}
+void handle_update_fail_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFailHTLC *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_update_fail_htlc_meth, their_node_id_ref, msg);
+}
+void handle_update_fail_malformed_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFailMalformedHTLC *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_update_fail_malformed_htlc_meth, their_node_id_ref, msg);
+}
+void handle_commitment_signed_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKCommitmentSigned *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_commitment_signed_meth, their_node_id_ref, msg);
+}
+void handle_revoke_and_ack_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKRevokeAndACK *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_revoke_and_ack_meth, their_node_id_ref, msg);
+}
+void handle_update_fee_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFee *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_update_fee_meth, their_node_id_ref, msg);
+}
+void handle_announcement_signatures_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKAnnouncementSignatures *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_announcement_signatures_meth, their_node_id_ref, msg);
+}
+void peer_disconnected_jcall(const void* this_arg, LDKPublicKey their_node_id, bool no_connection_possible) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->peer_disconnected_meth, their_node_id_ref, no_connection_possible);
+}
+void peer_connected_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->peer_connected_meth, their_node_id_ref, msg);
+}
+void handle_channel_reestablish_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKChannelReestablish *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_channel_reestablish_meth, their_node_id_ref, msg);
+}
+void handle_error_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKErrorMessage *msg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long their_node_id_ref = (long)&their_node_id;
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_error_meth, their_node_id_ref, msg);
+}
+static void LDKChannelMessageHandler_JCalls_free(void* this_arg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
+       }
+}
+static void* LDKChannelMessageHandler_JCalls_clone(const void* this_arg) {
+       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
+       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
+       atomic_fetch_add_explicit(&j_calls->MessageSendEventsProvider->refcnt, 1, memory_order_release);
+       return (void*) this_arg;
+}
+static inline LDKChannelMessageHandler LDKChannelMessageHandler_init (JNIEnv * env, jclass _a, jobject o, jobject MessageSendEventsProvider) {
+       jclass c = (*env)->GetObjectClass(env, o);
+       DO_ASSERT(c != NULL);
+       LDKChannelMessageHandler_JCalls *calls = MALLOC(sizeof(LDKChannelMessageHandler_JCalls), "LDKChannelMessageHandler_JCalls");
+       atomic_init(&calls->refcnt, 1);
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
+       calls->o = (*env)->NewGlobalRef(env, o);
+       calls->handle_open_channel_meth = (*env)->GetMethodID(env, c, "handle_open_channel", "(JJJ)V");
+       DO_ASSERT(calls->handle_open_channel_meth != NULL);
+       calls->handle_accept_channel_meth = (*env)->GetMethodID(env, c, "handle_accept_channel", "(JJJ)V");
+       DO_ASSERT(calls->handle_accept_channel_meth != NULL);
+       calls->handle_funding_created_meth = (*env)->GetMethodID(env, c, "handle_funding_created", "(JJ)V");
+       DO_ASSERT(calls->handle_funding_created_meth != NULL);
+       calls->handle_funding_signed_meth = (*env)->GetMethodID(env, c, "handle_funding_signed", "(JJ)V");
+       DO_ASSERT(calls->handle_funding_signed_meth != NULL);
+       calls->handle_funding_locked_meth = (*env)->GetMethodID(env, c, "handle_funding_locked", "(JJ)V");
+       DO_ASSERT(calls->handle_funding_locked_meth != NULL);
+       calls->handle_shutdown_meth = (*env)->GetMethodID(env, c, "handle_shutdown", "(JJ)V");
+       DO_ASSERT(calls->handle_shutdown_meth != NULL);
+       calls->handle_closing_signed_meth = (*env)->GetMethodID(env, c, "handle_closing_signed", "(JJ)V");
+       DO_ASSERT(calls->handle_closing_signed_meth != NULL);
+       calls->handle_update_add_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_add_htlc", "(JJ)V");
+       DO_ASSERT(calls->handle_update_add_htlc_meth != NULL);
+       calls->handle_update_fulfill_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_fulfill_htlc", "(JJ)V");
+       DO_ASSERT(calls->handle_update_fulfill_htlc_meth != NULL);
+       calls->handle_update_fail_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_fail_htlc", "(JJ)V");
+       DO_ASSERT(calls->handle_update_fail_htlc_meth != NULL);
+       calls->handle_update_fail_malformed_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_fail_malformed_htlc", "(JJ)V");
+       DO_ASSERT(calls->handle_update_fail_malformed_htlc_meth != NULL);
+       calls->handle_commitment_signed_meth = (*env)->GetMethodID(env, c, "handle_commitment_signed", "(JJ)V");
+       DO_ASSERT(calls->handle_commitment_signed_meth != NULL);
+       calls->handle_revoke_and_ack_meth = (*env)->GetMethodID(env, c, "handle_revoke_and_ack", "(JJ)V");
+       DO_ASSERT(calls->handle_revoke_and_ack_meth != NULL);
+       calls->handle_update_fee_meth = (*env)->GetMethodID(env, c, "handle_update_fee", "(JJ)V");
+       DO_ASSERT(calls->handle_update_fee_meth != NULL);
+       calls->handle_announcement_signatures_meth = (*env)->GetMethodID(env, c, "handle_announcement_signatures", "(JJ)V");
+       DO_ASSERT(calls->handle_announcement_signatures_meth != NULL);
+       calls->peer_disconnected_meth = (*env)->GetMethodID(env, c, "peer_disconnected", "(JZ)V");
+       DO_ASSERT(calls->peer_disconnected_meth != NULL);
+       calls->peer_connected_meth = (*env)->GetMethodID(env, c, "peer_connected", "(JJ)V");
+       DO_ASSERT(calls->peer_connected_meth != NULL);
+       calls->handle_channel_reestablish_meth = (*env)->GetMethodID(env, c, "handle_channel_reestablish", "(JJ)V");
+       DO_ASSERT(calls->handle_channel_reestablish_meth != NULL);
+       calls->handle_error_meth = (*env)->GetMethodID(env, c, "handle_error", "(JJ)V");
+       DO_ASSERT(calls->handle_error_meth != NULL);
+
+       LDKChannelMessageHandler ret = {
+               .this_arg = (void*) calls,
+               .handle_open_channel = handle_open_channel_jcall,
+               .handle_accept_channel = handle_accept_channel_jcall,
+               .handle_funding_created = handle_funding_created_jcall,
+               .handle_funding_signed = handle_funding_signed_jcall,
+               .handle_funding_locked = handle_funding_locked_jcall,
+               .handle_shutdown = handle_shutdown_jcall,
+               .handle_closing_signed = handle_closing_signed_jcall,
+               .handle_update_add_htlc = handle_update_add_htlc_jcall,
+               .handle_update_fulfill_htlc = handle_update_fulfill_htlc_jcall,
+               .handle_update_fail_htlc = handle_update_fail_htlc_jcall,
+               .handle_update_fail_malformed_htlc = handle_update_fail_malformed_htlc_jcall,
+               .handle_commitment_signed = handle_commitment_signed_jcall,
+               .handle_revoke_and_ack = handle_revoke_and_ack_jcall,
+               .handle_update_fee = handle_update_fee_jcall,
+               .handle_announcement_signatures = handle_announcement_signatures_jcall,
+               .peer_disconnected = peer_disconnected_jcall,
+               .peer_connected = peer_connected_jcall,
+               .handle_channel_reestablish = handle_channel_reestablish_jcall,
+               .handle_error = handle_error_jcall,
+               .free = LDKChannelMessageHandler_JCalls_free,
+               .MessageSendEventsProvider = LDKMessageSendEventsProvider_init(env, _a, MessageSendEventsProvider),
+       };
+       calls->MessageSendEventsProvider = ret.MessageSendEventsProvider.this_arg;
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1new (JNIEnv * env, jclass _a, jobject o, jobject MessageSendEventsProvider) {
+       LDKChannelMessageHandler *res_ptr = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
+       *res_ptr = LDKChannelMessageHandler_init(env, _a, o, MessageSendEventsProvider);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKChannelMessageHandler_JCalls*)val)->o;
+}
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1open_1channel(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong their_features, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKInitFeatures their_features_conv = *(LDKInitFeatures*)their_features;
+       FREE((void*)their_features);
+       their_features_conv.is_owned = true;
+       LDKOpenChannel* msg_conv = (LDKOpenChannel*)msg;
+       return (arg_conv->handle_open_channel)(arg_conv->this_arg, their_node_id_conv, their_features_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1accept_1channel(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong their_features, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKInitFeatures their_features_conv = *(LDKInitFeatures*)their_features;
+       FREE((void*)their_features);
+       their_features_conv.is_owned = true;
+       LDKAcceptChannel* msg_conv = (LDKAcceptChannel*)msg;
+       return (arg_conv->handle_accept_channel)(arg_conv->this_arg, their_node_id_conv, their_features_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1funding_1created(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKFundingCreated* msg_conv = (LDKFundingCreated*)msg;
+       return (arg_conv->handle_funding_created)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1funding_1signed(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKFundingSigned* msg_conv = (LDKFundingSigned*)msg;
+       return (arg_conv->handle_funding_signed)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1funding_1locked(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKFundingLocked* msg_conv = (LDKFundingLocked*)msg;
+       return (arg_conv->handle_funding_locked)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1shutdown(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKShutdown* msg_conv = (LDKShutdown*)msg;
+       return (arg_conv->handle_shutdown)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1closing_1signed(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKClosingSigned* msg_conv = (LDKClosingSigned*)msg;
+       return (arg_conv->handle_closing_signed)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1update_1add_1htlc(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKUpdateAddHTLC* msg_conv = (LDKUpdateAddHTLC*)msg;
+       return (arg_conv->handle_update_add_htlc)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1update_1fulfill_1htlc(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKUpdateFulfillHTLC* msg_conv = (LDKUpdateFulfillHTLC*)msg;
+       return (arg_conv->handle_update_fulfill_htlc)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1update_1fail_1htlc(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKUpdateFailHTLC* msg_conv = (LDKUpdateFailHTLC*)msg;
+       return (arg_conv->handle_update_fail_htlc)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1update_1fail_1malformed_1htlc(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKUpdateFailMalformedHTLC* msg_conv = (LDKUpdateFailMalformedHTLC*)msg;
+       return (arg_conv->handle_update_fail_malformed_htlc)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1commitment_1signed(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKCommitmentSigned* msg_conv = (LDKCommitmentSigned*)msg;
+       return (arg_conv->handle_commitment_signed)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1revoke_1and_1ack(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKRevokeAndACK* msg_conv = (LDKRevokeAndACK*)msg;
+       return (arg_conv->handle_revoke_and_ack)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1update_1fee(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKUpdateFee* msg_conv = (LDKUpdateFee*)msg;
+       return (arg_conv->handle_update_fee)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1announcement_1signatures(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKAnnouncementSignatures* msg_conv = (LDKAnnouncementSignatures*)msg;
+       return (arg_conv->handle_announcement_signatures)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1peer_1disconnected(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jboolean no_connection_possible) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       return (arg_conv->peer_disconnected)(arg_conv->this_arg, their_node_id_conv, no_connection_possible);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1peer_1connected(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKInit* msg_conv = (LDKInit*)msg;
+       return (arg_conv->peer_connected)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1channel_1reestablish(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKChannelReestablish* msg_conv = (LDKChannelReestablish*)msg;
+       return (arg_conv->handle_channel_reestablish)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1call_1handle_1error(JNIEnv * _env, jclass _b, jlong arg, jlong their_node_id, jlong msg) {
+       LDKChannelMessageHandler* arg_conv = (LDKChannelMessageHandler*)arg;
+       LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
+       FREE((void*)their_node_id);
+       LDKErrorMessage* msg_conv = (LDKErrorMessage*)msg;
+       return (arg_conv->handle_error)(arg_conv->this_arg, their_node_id_conv, msg_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelManagerReadArgs_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelManagerReadArgs *ret = MALLOC(sizeof(LDKChannelManagerReadArgs), "LDKChannelManagerReadArgs");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1ChannelMonitor_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_ChannelMonitor *vec = (LDKCVecTempl_ChannelMonitor*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKChannelMonitor));
 }
-void handle_accept_channel_jcall(const void* this_arg, LDKPublicKey their_node_id, LDKInitFeatures their_features, const LDKAcceptChannel *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_accept_channel_meth, their_node_id, their_features, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKDecodeError_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKDecodeError *ret = MALLOC(sizeof(LDKDecodeError), "LDKDecodeError");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_funding_created_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingCreated *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_funding_created_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKPing_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKPing *ret = MALLOC(sizeof(LDKPing), "LDKPing");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_funding_signed_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingSigned *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_funding_signed_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKPong_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKPong *ret = MALLOC(sizeof(LDKPong), "LDKPong");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_funding_locked_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKFundingLocked *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_funding_locked_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKDataLossProtect_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKDataLossProtect *ret = MALLOC(sizeof(LDKDataLossProtect), "LDKDataLossProtect");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_shutdown_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKShutdown *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_shutdown_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUnsignedNodeAnnouncement_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUnsignedNodeAnnouncement *ret = MALLOC(sizeof(LDKUnsignedNodeAnnouncement), "LDKUnsignedNodeAnnouncement");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_closing_signed_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKClosingSigned *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_closing_signed_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKNodeFeatures_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKNodeFeatures *ret = MALLOC(sizeof(LDKNodeFeatures), "LDKNodeFeatures");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_update_add_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateAddHTLC *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_update_add_htlc_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelFeatures_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelFeatures *ret = MALLOC(sizeof(LDKChannelFeatures), "LDKChannelFeatures");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_update_fulfill_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFulfillHTLC *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_update_fulfill_htlc_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKUnsignedChannelUpdate_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKUnsignedChannelUpdate *ret = MALLOC(sizeof(LDKUnsignedChannelUpdate), "LDKUnsignedChannelUpdate");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_update_fail_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFailHTLC *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_update_fail_htlc_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKQueryChannelRange_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKQueryChannelRange *ret = MALLOC(sizeof(LDKQueryChannelRange), "LDKQueryChannelRange");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_update_fail_malformed_htlc_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFailMalformedHTLC *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_update_fail_malformed_htlc_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKReplyChannelRange_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKReplyChannelRange *ret = MALLOC(sizeof(LDKReplyChannelRange), "LDKReplyChannelRange");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_commitment_signed_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKCommitmentSigned *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_commitment_signed_meth, their_node_id, msg);
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1u64_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_u64 *vec = (LDKCVecTempl_u64*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(uint64_t));
 }
-void handle_revoke_and_ack_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKRevokeAndACK *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_revoke_and_ack_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKQueryShortChannelIds_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKQueryShortChannelIds *ret = MALLOC(sizeof(LDKQueryShortChannelIds), "LDKQueryShortChannelIds");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_update_fee_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKUpdateFee *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_update_fee_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKReplyShortChannelIdsEnd_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKReplyShortChannelIdsEnd *ret = MALLOC(sizeof(LDKReplyShortChannelIdsEnd), "LDKReplyShortChannelIdsEnd");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void handle_announcement_signatures_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKAnnouncementSignatures *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_announcement_signatures_meth, their_node_id, msg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKGossipTimestampFilter_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKGossipTimestampFilter *ret = MALLOC(sizeof(LDKGossipTimestampFilter), "LDKGossipTimestampFilter");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void peer_disconnected_jcall(const void* this_arg, LDKPublicKey their_node_id, bool no_connection_possible) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->peer_disconnected_meth, their_node_id, no_connection_possible);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKLightningError_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKLightningError *ret = MALLOC(sizeof(LDKLightningError), "LDKLightningError");
+       ret->inner = NULL;
+       return (long)ret;
 }
-void peer_connected_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKInit *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->peer_connected_meth, their_node_id, msg);
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1UpdateAddHTLC_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_UpdateAddHTLC *vec = (LDKCVecTempl_UpdateAddHTLC*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKUpdateAddHTLC));
 }
-void handle_channel_reestablish_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKChannelReestablish *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_channel_reestablish_meth, their_node_id, msg);
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1UpdateFulfillHTLC_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_UpdateFulfillHTLC *vec = (LDKCVecTempl_UpdateFulfillHTLC*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKUpdateFulfillHTLC));
 }
-void handle_error_jcall(const void* this_arg, LDKPublicKey their_node_id, const LDKErrorMessage *msg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_error_meth, their_node_id, msg);
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1UpdateFailHTLC_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_UpdateFailHTLC *vec = (LDKCVecTempl_UpdateFailHTLC*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKUpdateFailHTLC));
 }
-void LDKChannelMessageHandler_JCalls_free(void* this_arg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1UpdateFailMalformedHTLC_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_UpdateFailMalformedHTLC *vec = (LDKCVecTempl_UpdateFailMalformedHTLC*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKUpdateFailMalformedHTLC));
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1boolLightningErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_boolLightningErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1boolLightningErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_boolLightningErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_boolLightningErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_boolLightningErrorZ*)arg)->contents.err;
        }
 }
-void* LDKChannelMessageHandler_JCalls_clone(const void* this_arg) {
-       LDKChannelMessageHandler_JCalls *j_calls = (LDKChannelMessageHandler_JCalls*) this_arg;
-       atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
-       atomic_fetch_add_explicit(&j_calls->MessageSendEventsProvider->refcnt, 1, memory_order_release);
-       return (void*) this_arg;
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1C3TupleTempl_1ChannelAnnouncement_1_1ChannelUpdate_1_1ChannelUpdate_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_C3TupleTempl_ChannelAnnouncement__ChannelUpdate__ChannelUpdate *vec = (LDKCVecTempl_C3TupleTempl_ChannelAnnouncement__ChannelUpdate__ChannelUpdate*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKC3TupleTempl_ChannelAnnouncement__ChannelUpdate__ChannelUpdate));
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKChannelMessageHandler_1new (JNIEnv * env, jclass _a, jobject o, jobject MessageSendEventsProvider) {
-       jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKChannelMessageHandler_JCalls *calls = malloc(sizeof(LDKChannelMessageHandler_JCalls));
-       atomic_init(&calls->refcnt, 1);
-       calls->env = env;
-       calls->o = (*env)->NewGlobalRef(env, o);
-       calls->handle_open_channel_meth = (*env)->GetMethodID(env, c, "handle_open_channel", "(JJJ)V");
-       assert(calls->handle_open_channel_meth != NULL);
-       calls->handle_accept_channel_meth = (*env)->GetMethodID(env, c, "handle_accept_channel", "(JJJ)V");
-       assert(calls->handle_accept_channel_meth != NULL);
-       calls->handle_funding_created_meth = (*env)->GetMethodID(env, c, "handle_funding_created", "(JJ)V");
-       assert(calls->handle_funding_created_meth != NULL);
-       calls->handle_funding_signed_meth = (*env)->GetMethodID(env, c, "handle_funding_signed", "(JJ)V");
-       assert(calls->handle_funding_signed_meth != NULL);
-       calls->handle_funding_locked_meth = (*env)->GetMethodID(env, c, "handle_funding_locked", "(JJ)V");
-       assert(calls->handle_funding_locked_meth != NULL);
-       calls->handle_shutdown_meth = (*env)->GetMethodID(env, c, "handle_shutdown", "(JJ)V");
-       assert(calls->handle_shutdown_meth != NULL);
-       calls->handle_closing_signed_meth = (*env)->GetMethodID(env, c, "handle_closing_signed", "(JJ)V");
-       assert(calls->handle_closing_signed_meth != NULL);
-       calls->handle_update_add_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_add_htlc", "(JJ)V");
-       assert(calls->handle_update_add_htlc_meth != NULL);
-       calls->handle_update_fulfill_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_fulfill_htlc", "(JJ)V");
-       assert(calls->handle_update_fulfill_htlc_meth != NULL);
-       calls->handle_update_fail_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_fail_htlc", "(JJ)V");
-       assert(calls->handle_update_fail_htlc_meth != NULL);
-       calls->handle_update_fail_malformed_htlc_meth = (*env)->GetMethodID(env, c, "handle_update_fail_malformed_htlc", "(JJ)V");
-       assert(calls->handle_update_fail_malformed_htlc_meth != NULL);
-       calls->handle_commitment_signed_meth = (*env)->GetMethodID(env, c, "handle_commitment_signed", "(JJ)V");
-       assert(calls->handle_commitment_signed_meth != NULL);
-       calls->handle_revoke_and_ack_meth = (*env)->GetMethodID(env, c, "handle_revoke_and_ack", "(JJ)V");
-       assert(calls->handle_revoke_and_ack_meth != NULL);
-       calls->handle_update_fee_meth = (*env)->GetMethodID(env, c, "handle_update_fee", "(JJ)V");
-       assert(calls->handle_update_fee_meth != NULL);
-       calls->handle_announcement_signatures_meth = (*env)->GetMethodID(env, c, "handle_announcement_signatures", "(JJ)V");
-       assert(calls->handle_announcement_signatures_meth != NULL);
-       calls->peer_disconnected_meth = (*env)->GetMethodID(env, c, "peer_disconnected", "(JZ)V");
-       assert(calls->peer_disconnected_meth != NULL);
-       calls->peer_connected_meth = (*env)->GetMethodID(env, c, "peer_connected", "(JJ)V");
-       assert(calls->peer_connected_meth != NULL);
-       calls->handle_channel_reestablish_meth = (*env)->GetMethodID(env, c, "handle_channel_reestablish", "(JJ)V");
-       assert(calls->handle_channel_reestablish_meth != NULL);
-       calls->handle_error_meth = (*env)->GetMethodID(env, c, "handle_error", "(JJ)V");
-       assert(calls->handle_error_meth != NULL);
-
-       LDKChannelMessageHandler *ret = malloc(sizeof(LDKChannelMessageHandler));
-       ret->this_arg = (void*) calls;
-       ret->handle_open_channel = handle_open_channel_jcall;
-       ret->handle_accept_channel = handle_accept_channel_jcall;
-       ret->handle_funding_created = handle_funding_created_jcall;
-       ret->handle_funding_signed = handle_funding_signed_jcall;
-       ret->handle_funding_locked = handle_funding_locked_jcall;
-       ret->handle_shutdown = handle_shutdown_jcall;
-       ret->handle_closing_signed = handle_closing_signed_jcall;
-       ret->handle_update_add_htlc = handle_update_add_htlc_jcall;
-       ret->handle_update_fulfill_htlc = handle_update_fulfill_htlc_jcall;
-       ret->handle_update_fail_htlc = handle_update_fail_htlc_jcall;
-       ret->handle_update_fail_malformed_htlc = handle_update_fail_malformed_htlc_jcall;
-       ret->handle_commitment_signed = handle_commitment_signed_jcall;
-       ret->handle_revoke_and_ack = handle_revoke_and_ack_jcall;
-       ret->handle_update_fee = handle_update_fee_jcall;
-       ret->handle_announcement_signatures = handle_announcement_signatures_jcall;
-       ret->peer_disconnected = peer_disconnected_jcall;
-       ret->peer_connected = peer_connected_jcall;
-       ret->handle_channel_reestablish = handle_channel_reestablish_jcall;
-       ret->handle_error = handle_error_jcall;
-       ret->free = LDKChannelMessageHandler_JCalls_free;
-       ret->MessageSendEventsProvider = *(LDKMessageSendEventsProvider*)Java_org_ldk_impl_bindings_LDKMessageSendEventsProvider_1new(env, _a, MessageSendEventsProvider);
-       calls->MessageSendEventsProvider = ret->MessageSendEventsProvider.this_arg;
-       return (long)ret;
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1NodeAnnouncement_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_NodeAnnouncement *vec = (LDKCVecTempl_NodeAnnouncement*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKNodeAnnouncement));
 }
-
 typedef struct LDKRoutingMessageHandler_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
        jmethodID handle_node_announcement_meth;
        jmethodID handle_channel_announcement_meth;
@@ -851,97 +2246,181 @@ typedef struct LDKRoutingMessageHandler_JCalls {
 } LDKRoutingMessageHandler_JCalls;
 LDKCResult_boolLightningErrorZ handle_node_announcement_jcall(const void* this_arg, const LDKNodeAnnouncement *msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       LDKCResult_boolLightningErrorZ* ret = (LDKCResult_boolLightningErrorZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->handle_node_announcement_meth, msg);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCResult_boolLightningErrorZ* ret = (LDKCResult_boolLightningErrorZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->handle_node_announcement_meth, msg);
        LDKCResult_boolLightningErrorZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKCResult_boolLightningErrorZ handle_channel_announcement_jcall(const void* this_arg, const LDKChannelAnnouncement *msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       LDKCResult_boolLightningErrorZ* ret = (LDKCResult_boolLightningErrorZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->handle_channel_announcement_meth, msg);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCResult_boolLightningErrorZ* ret = (LDKCResult_boolLightningErrorZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->handle_channel_announcement_meth, msg);
        LDKCResult_boolLightningErrorZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKCResult_boolLightningErrorZ handle_channel_update_jcall(const void* this_arg, const LDKChannelUpdate *msg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       LDKCResult_boolLightningErrorZ* ret = (LDKCResult_boolLightningErrorZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->handle_channel_update_meth, msg);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCResult_boolLightningErrorZ* ret = (LDKCResult_boolLightningErrorZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->handle_channel_update_meth, msg);
        LDKCResult_boolLightningErrorZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 void handle_htlc_fail_channel_update_jcall(const void* this_arg, const LDKHTLCFailChannelUpdate *update) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->handle_htlc_fail_channel_update_meth, update);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->handle_htlc_fail_channel_update_meth, update);
 }
 LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ get_next_channel_announcements_jcall(const void* this_arg, uint64_t starting_point, uint8_t batch_amount) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ* ret = (LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_next_channel_announcements_meth, starting_point, batch_amount);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ* ret = (LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_next_channel_announcements_meth, starting_point, batch_amount);
        LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 LDKCVec_NodeAnnouncementZ get_next_node_announcements_jcall(const void* this_arg, LDKPublicKey starting_point, uint8_t batch_amount) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       LDKCVec_NodeAnnouncementZ* ret = (LDKCVec_NodeAnnouncementZ*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->get_next_node_announcements_meth, starting_point, batch_amount);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long starting_point_ref = (long)&starting_point;
+       LDKCVec_NodeAnnouncementZ* ret = (LDKCVec_NodeAnnouncementZ*)(*env)->CallLongMethod(env, j_calls->o, j_calls->get_next_node_announcements_meth, starting_point_ref, batch_amount);
        LDKCVec_NodeAnnouncementZ res = *ret;
-       free(ret);
+       FREE(ret);
        return res;
 }
 bool should_request_full_sync_jcall(const void* this_arg, LDKPublicKey node_id) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
-       return (*j_calls->env)->CallBooleanMethod(j_calls->env, j_calls->o, j_calls->should_request_full_sync_meth, node_id);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long node_id_ref = (long)&node_id;
+       return (*env)->CallBooleanMethod(env, j_calls->o, j_calls->should_request_full_sync_meth, node_id_ref);
 }
-void LDKRoutingMessageHandler_JCalls_free(void* this_arg) {
+static void LDKRoutingMessageHandler_JCalls_free(void* this_arg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKRoutingMessageHandler_JCalls_clone(const void* this_arg) {
+static void* LDKRoutingMessageHandler_JCalls_clone(const void* this_arg) {
        LDKRoutingMessageHandler_JCalls *j_calls = (LDKRoutingMessageHandler_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKRoutingMessageHandler LDKRoutingMessageHandler_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKRoutingMessageHandler_JCalls *calls = malloc(sizeof(LDKRoutingMessageHandler_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKRoutingMessageHandler_JCalls *calls = MALLOC(sizeof(LDKRoutingMessageHandler_JCalls), "LDKRoutingMessageHandler_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
        calls->handle_node_announcement_meth = (*env)->GetMethodID(env, c, "handle_node_announcement", "(J)J");
-       assert(calls->handle_node_announcement_meth != NULL);
+       DO_ASSERT(calls->handle_node_announcement_meth != NULL);
        calls->handle_channel_announcement_meth = (*env)->GetMethodID(env, c, "handle_channel_announcement", "(J)J");
-       assert(calls->handle_channel_announcement_meth != NULL);
+       DO_ASSERT(calls->handle_channel_announcement_meth != NULL);
        calls->handle_channel_update_meth = (*env)->GetMethodID(env, c, "handle_channel_update", "(J)J");
-       assert(calls->handle_channel_update_meth != NULL);
+       DO_ASSERT(calls->handle_channel_update_meth != NULL);
        calls->handle_htlc_fail_channel_update_meth = (*env)->GetMethodID(env, c, "handle_htlc_fail_channel_update", "(J)V");
-       assert(calls->handle_htlc_fail_channel_update_meth != NULL);
+       DO_ASSERT(calls->handle_htlc_fail_channel_update_meth != NULL);
        calls->get_next_channel_announcements_meth = (*env)->GetMethodID(env, c, "get_next_channel_announcements", "(JB)J");
-       assert(calls->get_next_channel_announcements_meth != NULL);
+       DO_ASSERT(calls->get_next_channel_announcements_meth != NULL);
        calls->get_next_node_announcements_meth = (*env)->GetMethodID(env, c, "get_next_node_announcements", "(JB)J");
-       assert(calls->get_next_node_announcements_meth != NULL);
+       DO_ASSERT(calls->get_next_node_announcements_meth != NULL);
        calls->should_request_full_sync_meth = (*env)->GetMethodID(env, c, "should_request_full_sync", "(J)Z");
-       assert(calls->should_request_full_sync_meth != NULL);
+       DO_ASSERT(calls->should_request_full_sync_meth != NULL);
+
+       LDKRoutingMessageHandler ret = {
+               .this_arg = (void*) calls,
+               .handle_node_announcement = handle_node_announcement_jcall,
+               .handle_channel_announcement = handle_channel_announcement_jcall,
+               .handle_channel_update = handle_channel_update_jcall,
+               .handle_htlc_fail_channel_update = handle_htlc_fail_channel_update_jcall,
+               .get_next_channel_announcements = get_next_channel_announcements_jcall,
+               .get_next_node_announcements = get_next_node_announcements_jcall,
+               .should_request_full_sync = should_request_full_sync_jcall,
+               .free = LDKRoutingMessageHandler_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKRoutingMessageHandler *res_ptr = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
+       *res_ptr = LDKRoutingMessageHandler_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKRoutingMessageHandler_JCalls*)val)->o;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1call_1handle_1node_1announcement(JNIEnv * _env, jclass _b, jlong arg, jlong msg) {
+       LDKRoutingMessageHandler* arg_conv = (LDKRoutingMessageHandler*)arg;
+       LDKNodeAnnouncement* msg_conv = (LDKNodeAnnouncement*)msg;
+       LDKCResult_boolLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
+       *ret = (arg_conv->handle_node_announcement)(arg_conv->this_arg, msg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1call_1handle_1channel_1announcement(JNIEnv * _env, jclass _b, jlong arg, jlong msg) {
+       LDKRoutingMessageHandler* arg_conv = (LDKRoutingMessageHandler*)arg;
+       LDKChannelAnnouncement* msg_conv = (LDKChannelAnnouncement*)msg;
+       LDKCResult_boolLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
+       *ret = (arg_conv->handle_channel_announcement)(arg_conv->this_arg, msg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1call_1handle_1channel_1update(JNIEnv * _env, jclass _b, jlong arg, jlong msg) {
+       LDKRoutingMessageHandler* arg_conv = (LDKRoutingMessageHandler*)arg;
+       LDKChannelUpdate* msg_conv = (LDKChannelUpdate*)msg;
+       LDKCResult_boolLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
+       *ret = (arg_conv->handle_channel_update)(arg_conv->this_arg, msg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1call_1handle_1htlc_1fail_1channel_1update(JNIEnv * _env, jclass _b, jlong arg, jlong update) {
+       LDKRoutingMessageHandler* arg_conv = (LDKRoutingMessageHandler*)arg;
+       LDKHTLCFailChannelUpdate* update_conv = (LDKHTLCFailChannelUpdate*)update;
+       return (arg_conv->handle_htlc_fail_channel_update)(arg_conv->this_arg, update_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1call_1get_1next_1channel_1announcements(JNIEnv * _env, jclass _b, jlong arg, jlong starting_point, jbyte batch_amount) {
+       LDKRoutingMessageHandler* arg_conv = (LDKRoutingMessageHandler*)arg;
+       LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ* ret = MALLOC(sizeof(LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ), "LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ");
+       *ret = (arg_conv->get_next_channel_announcements)(arg_conv->this_arg, starting_point, batch_amount);
+       return (long)ret;
+}
 
-       LDKRoutingMessageHandler *ret = malloc(sizeof(LDKRoutingMessageHandler));
-       ret->this_arg = (void*) calls;
-       ret->handle_node_announcement = handle_node_announcement_jcall;
-       ret->handle_channel_announcement = handle_channel_announcement_jcall;
-       ret->handle_channel_update = handle_channel_update_jcall;
-       ret->handle_htlc_fail_channel_update = handle_htlc_fail_channel_update_jcall;
-       ret->get_next_channel_announcements = get_next_channel_announcements_jcall;
-       ret->get_next_node_announcements = get_next_node_announcements_jcall;
-       ret->should_request_full_sync = should_request_full_sync_jcall;
-       ret->free = LDKRoutingMessageHandler_JCalls_free;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1call_1get_1next_1node_1announcements(JNIEnv * _env, jclass _b, jlong arg, jlong starting_point, jbyte batch_amount) {
+       LDKRoutingMessageHandler* arg_conv = (LDKRoutingMessageHandler*)arg;
+       LDKPublicKey starting_point_conv = *(LDKPublicKey*)starting_point;
+       FREE((void*)starting_point);
+       LDKCVec_NodeAnnouncementZ* ret = MALLOC(sizeof(LDKCVec_NodeAnnouncementZ), "LDKCVec_NodeAnnouncementZ");
+       *ret = (arg_conv->get_next_node_announcements)(arg_conv->this_arg, starting_point_conv, batch_amount);
        return (long)ret;
 }
 
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKRoutingMessageHandler_1call_1should_1request_1full_1sync(JNIEnv * _env, jclass _b, jlong arg, jlong node_id) {
+       LDKRoutingMessageHandler* arg_conv = (LDKRoutingMessageHandler*)arg;
+       LDKPublicKey node_id_conv = *(LDKPublicKey*)node_id;
+       FREE((void*)node_id);
+       return (arg_conv->should_request_full_sync)(arg_conv->this_arg, node_id_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKMessageHandler_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKMessageHandler *ret = MALLOC(sizeof(LDKMessageHandler), "LDKMessageHandler");
+       ret->inner = NULL;
+       return (long)ret;
+}
 typedef struct LDKSocketDescriptor_JCalls {
        atomic_size_t refcnt;
-       JNIEnv *env;
+       JavaVM *vm;
        jobject o;
        jmethodID send_data_meth;
        jmethodID disconnect_socket_meth;
@@ -950,654 +2429,892 @@ typedef struct LDKSocketDescriptor_JCalls {
 } LDKSocketDescriptor_JCalls;
 uintptr_t send_data_jcall(void* this_arg, LDKu8slice data, bool resume_read) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
-       uintptr_t* ret = (uintptr_t*)(*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->send_data_meth, data, resume_read);
-       uintptr_t res = *ret;
-       free(ret);
-       return res;
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       long data_ref = (long)&data;
+       return (*env)->CallLongMethod(env, j_calls->o, j_calls->send_data_meth, data_ref, resume_read);
 }
 void disconnect_socket_jcall(void* this_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
-       return (*j_calls->env)->CallVoidMethod(j_calls->env, j_calls->o, j_calls->disconnect_socket_meth);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       return (*env)->CallVoidMethod(env, j_calls->o, j_calls->disconnect_socket_meth);
 }
 bool eq_jcall(const void* this_arg, const void *other_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
-       return (*j_calls->env)->CallBooleanMethod(j_calls->env, j_calls->o, j_calls->eq_meth, other_arg);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       return (*env)->CallBooleanMethod(env, j_calls->o, j_calls->eq_meth, other_arg);
 }
 uint64_t hash_jcall(const void* this_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
-       return (*j_calls->env)->CallLongMethod(j_calls->env, j_calls->o, j_calls->hash_meth);
+       JNIEnv *env;
+       DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+       return (*env)->CallLongMethod(env, j_calls->o, j_calls->hash_meth);
 }
-void LDKSocketDescriptor_JCalls_free(void* this_arg) {
+static void LDKSocketDescriptor_JCalls_free(void* this_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
        if (atomic_fetch_sub_explicit(&j_calls->refcnt, 1, memory_order_acquire) == 1) {
-               (*j_calls->env)->DeleteGlobalRef(j_calls->env, j_calls->o);
-               free(j_calls);
+               JNIEnv *env;
+               DO_ASSERT((*j_calls->vm)->GetEnv(j_calls->vm, (void**)&env, JNI_VERSION_1_8) == JNI_OK);
+               (*env)->DeleteGlobalRef(env, j_calls->o);
+               FREE(j_calls);
        }
 }
-void* LDKSocketDescriptor_JCalls_clone(const void* this_arg) {
+static void* LDKSocketDescriptor_JCalls_clone(const void* this_arg) {
        LDKSocketDescriptor_JCalls *j_calls = (LDKSocketDescriptor_JCalls*) this_arg;
        atomic_fetch_add_explicit(&j_calls->refcnt, 1, memory_order_release);
        return (void*) this_arg;
 }
-JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKSocketDescriptor_1new (JNIEnv * env, jclass _a, jobject o) {
+static inline LDKSocketDescriptor LDKSocketDescriptor_init (JNIEnv * env, jclass _a, jobject o) {
        jclass c = (*env)->GetObjectClass(env, o);
-       assert(c != NULL);
-       LDKSocketDescriptor_JCalls *calls = malloc(sizeof(LDKSocketDescriptor_JCalls));
+       DO_ASSERT(c != NULL);
+       LDKSocketDescriptor_JCalls *calls = MALLOC(sizeof(LDKSocketDescriptor_JCalls), "LDKSocketDescriptor_JCalls");
        atomic_init(&calls->refcnt, 1);
-       calls->env = env;
+       DO_ASSERT((*env)->GetJavaVM(env, &calls->vm) == 0);
        calls->o = (*env)->NewGlobalRef(env, o);
        calls->send_data_meth = (*env)->GetMethodID(env, c, "send_data", "(JZ)J");
-       assert(calls->send_data_meth != NULL);
+       DO_ASSERT(calls->send_data_meth != NULL);
        calls->disconnect_socket_meth = (*env)->GetMethodID(env, c, "disconnect_socket", "()V");
-       assert(calls->disconnect_socket_meth != NULL);
-       calls->eq_meth = (*env)->GetMethodID(env, c, "eq", "(V)Z");
-       assert(calls->eq_meth != NULL);
+       DO_ASSERT(calls->disconnect_socket_meth != NULL);
+       calls->eq_meth = (*env)->GetMethodID(env, c, "eq", "(J)Z");
+       DO_ASSERT(calls->eq_meth != NULL);
        calls->hash_meth = (*env)->GetMethodID(env, c, "hash", "()J");
-       assert(calls->hash_meth != NULL);
+       DO_ASSERT(calls->hash_meth != NULL);
+
+       LDKSocketDescriptor ret = {
+               .this_arg = (void*) calls,
+               .send_data = send_data_jcall,
+               .disconnect_socket = disconnect_socket_jcall,
+               .eq = eq_jcall,
+               .hash = hash_jcall,
+               .clone = LDKSocketDescriptor_JCalls_clone,
+               .free = LDKSocketDescriptor_JCalls_free,
+       };
+       return ret;
+}
+JNIEXPORT long JNICALL Java_org_ldk_impl_bindings_LDKSocketDescriptor_1new (JNIEnv * env, jclass _a, jobject o) {
+       LDKSocketDescriptor *res_ptr = MALLOC(sizeof(LDKSocketDescriptor), "LDKSocketDescriptor");
+       *res_ptr = LDKSocketDescriptor_init(env, _a, o);
+       return (long)res_ptr;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKSocketDescriptor_1get_1obj_1from_1jcalls (JNIEnv * env, jclass _a, jlong val) {
+       return ((LDKSocketDescriptor_JCalls*)val)->o;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKSocketDescriptor_1call_1send_1data(JNIEnv * _env, jclass _b, jlong arg, jlong data, jboolean resume_read) {
+       LDKSocketDescriptor* arg_conv = (LDKSocketDescriptor*)arg;
+       LDKu8slice data_conv = *(LDKu8slice*)data;
+       return (arg_conv->send_data)(arg_conv->this_arg, data_conv, resume_read);
+}
 
-       LDKSocketDescriptor *ret = malloc(sizeof(LDKSocketDescriptor));
-       ret->this_arg = (void*) calls;
-       ret->send_data = send_data_jcall;
-       ret->disconnect_socket = disconnect_socket_jcall;
-       ret->eq = eq_jcall;
-       ret->hash = hash_jcall;
-       ret->clone = LDKSocketDescriptor_JCalls_clone;
-       ret->free = LDKSocketDescriptor_JCalls_free;
-       return (long)ret;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LDKSocketDescriptor_1call_1disconnect_1socket(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKSocketDescriptor* arg_conv = (LDKSocketDescriptor*)arg;
+       return (arg_conv->disconnect_socket)(arg_conv->this_arg);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKSocketDescriptor_1call_1hash(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKSocketDescriptor* arg_conv = (LDKSocketDescriptor*)arg;
+       return (arg_conv->hash)(arg_conv->this_arg);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKPeerManager_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKPeerManager *ret = MALLOC(sizeof(LDKPeerManager), "LDKPeerManager");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1PublicKey_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_PublicKey *vec = (LDKCVecTempl_PublicKey*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKPublicKey));
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1CVec_1u8ZPeerHandleErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_CVec_u8ZPeerHandleErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1CVec_1u8ZPeerHandleErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_CVec_u8ZPeerHandleErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_CVec_u8ZPeerHandleErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_CVec_u8ZPeerHandleErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1boolPeerHandleErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_boolPeerHandleErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1boolPeerHandleErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_boolPeerHandleErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_boolPeerHandleErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_boolPeerHandleErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1SecretKeySecpErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_SecretKeySecpErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1SecretKeySecpErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_SecretKeySecpErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_SecretKeySecpErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_SecretKeySecpErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1PublicKeySecpErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_PublicKeySecpErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1PublicKeySecpErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_PublicKeySecpErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_PublicKeySecpErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_PublicKeySecpErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKTxCreationKeys_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKTxCreationKeys *ret = MALLOC(sizeof(LDKTxCreationKeys), "LDKTxCreationKeys");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1TxCreationKeysSecpErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_TxCreationKeysSecpErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1TxCreationKeysSecpErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_TxCreationKeysSecpErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_TxCreationKeysSecpErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_TxCreationKeysSecpErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1C2TupleTempl_1HTLCOutputInCommitment_1_1Signature_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_C2TupleTempl_HTLCOutputInCommitment__Signature *vec = (LDKCVecTempl_C2TupleTempl_HTLCOutputInCommitment__Signature*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKC2TupleTempl_HTLCOutputInCommitment__Signature));
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRouteHop_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKRouteHop *ret = MALLOC(sizeof(LDKRouteHop), "LDKRouteHop");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1RouteHop_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_RouteHop *vec = (LDKCVecTempl_RouteHop*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKRouteHop));
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1CVecTempl_1RouteHop_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_CVecTempl_RouteHop *vec = (LDKCVecTempl_CVecTempl_RouteHop*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKCVecTempl_RouteHop));
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRouteHint_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKRouteHint *ret = MALLOC(sizeof(LDKRouteHint), "LDKRouteHint");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKRoutingFees_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKRoutingFees *ret = MALLOC(sizeof(LDKRoutingFees), "LDKRoutingFees");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_LDKCResult_1RouteLightningErrorZ_1result_1ok (JNIEnv * env, jclass _a, jlong arg) {
+       return ((LDKCResult_RouteLightningErrorZ*)arg)->result_ok;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKCResult_1RouteLightningErrorZ_1get_1inner (JNIEnv * env, jclass _a, jlong arg) {
+       if (((LDKCResult_RouteLightningErrorZ*)arg)->result_ok) {
+               return (long)((LDKCResult_RouteLightningErrorZ*)arg)->contents.result;
+       } else {
+               return (long)((LDKCResult_RouteLightningErrorZ*)arg)->contents.err;
+       }
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKNetworkGraph_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKNetworkGraph *ret = MALLOC(sizeof(LDKNetworkGraph), "LDKNetworkGraph");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jobject JNICALL Java_org_ldk_impl_bindings_LDKCVecTempl_1RouteHint_1arr_1info(JNIEnv *env, jclass _b, jlong ptr) {
+       LDKCVecTempl_RouteHint *vec = (LDKCVecTempl_RouteHint*)ptr;
+       return (*env)->NewObject(env, slicedef_cls, slicedef_meth, (long)vec->data, (long)vec->datalen, sizeof(LDKRouteHint));
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKLockedNetworkGraph_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKLockedNetworkGraph *ret = MALLOC(sizeof(LDKLockedNetworkGraph), "LDKLockedNetworkGraph");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKNetGraphMsgHandler_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKNetGraphMsgHandler *ret = MALLOC(sizeof(LDKNetGraphMsgHandler), "LDKNetGraphMsgHandler");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKDirectionalChannelInfo_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKDirectionalChannelInfo *ret = MALLOC(sizeof(LDKDirectionalChannelInfo), "LDKDirectionalChannelInfo");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKChannelInfo_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKChannelInfo *ret = MALLOC(sizeof(LDKChannelInfo), "LDKChannelInfo");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKNodeAnnouncementInfo_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKNodeAnnouncementInfo *ret = MALLOC(sizeof(LDKNodeAnnouncementInfo), "LDKNodeAnnouncementInfo");
+       ret->inner = NULL;
+       return (long)ret;
+}
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LDKNodeInfo_1optional_1none (JNIEnv * env, jclass _a) {
+       LDKNodeInfo *ret = MALLOC(sizeof(LDKNodeInfo), "LDKNodeInfo");
+       ret->inner = NULL;
+       return (long)ret;
+}
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1HTLCOutputInCommitmentSignatureZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKC2Tuple_HTLCOutputInCommitmentSignatureZ arg_conv = *(LDKC2Tuple_HTLCOutputInCommitmentSignatureZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return C2Tuple_HTLCOutputInCommitmentSignatureZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKC2Tuple_OutPointScriptZ arg_conv = *(LDKC2Tuple_OutPointScriptZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return C2Tuple_OutPointScriptZ_free(arg_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1Scriptu64Z_1free(JNIEnv * _env, jclass _b, jlong arg) {
-       LDKC2Tuple_Scriptu64Z arg_conv = *(LDKC2Tuple_Scriptu64Z*)arg;
-       free((void*)arg);
-       return C2Tuple_Scriptu64Z_free(arg_conv);
-}
-
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKC2Tuple_SignatureCVec_SignatureZZ arg_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return C2Tuple_SignatureCVec_SignatureZZ_free(arg_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1Txidu32Z_1free(JNIEnv * _env, jclass _b, jlong arg) {
-       LDKC2Tuple_Txidu32Z arg_conv = *(LDKC2Tuple_Txidu32Z*)arg;
-       free((void*)arg);
-       return C2Tuple_Txidu32Z_free(arg_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1TxOutZZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKC2Tuple_TxidCVec_TxOutZZ arg_conv = *(LDKC2Tuple_TxidCVec_TxOutZZ*)arg;
+       FREE((void*)arg);
+       return C2Tuple_TxidCVec_TxOutZZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKC2Tuple_u64u64Z arg_conv = *(LDKC2Tuple_u64u64Z*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return C2Tuple_u64u64Z_free(arg_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKC2Tuple_usizeTransactionZ arg_conv = *(LDKC2Tuple_usizeTransactionZ*)arg;
+       FREE((void*)arg);
+       return C2Tuple_usizeTransactionZ_free(arg_conv);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ arg_conv = *(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_free(arg_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1Scriptu64ZChainErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
-       LDKChainError arg_conv = *(LDKChainError*)arg;
-       free((void*)arg);
-       LDKCResult_C2Tuple_Scriptu64ZChainErrorZ* ret = malloc(sizeof(LDKCResult_C2Tuple_Scriptu64ZChainErrorZ));
-       *ret = CResult_C2Tuple_Scriptu64ZChainErrorZ_err(arg_conv);
-       return (long)ret;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1Scriptu64ZChainErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
-       LDKCResult_C2Tuple_Scriptu64ZChainErrorZ arg_conv = *(LDKCResult_C2Tuple_Scriptu64ZChainErrorZ*)arg;
-       free((void*)arg);
-       return CResult_C2Tuple_Scriptu64ZChainErrorZ_free(arg_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1Scriptu64ZChainErrorZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
-       LDKC2Tuple_Scriptu64Z arg_conv = *(LDKC2Tuple_Scriptu64Z*)arg;
-       free((void*)arg);
-       LDKCResult_C2Tuple_Scriptu64ZChainErrorZ* ret = malloc(sizeof(LDKCResult_C2Tuple_Scriptu64ZChainErrorZ));
-       *ret = CResult_C2Tuple_Scriptu64ZChainErrorZ_ok(arg_conv);
-       return (long)ret;
-}
-
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ arg_conv = *(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
        LDKC2Tuple_SignatureCVec_SignatureZZ arg_conv = *(LDKC2Tuple_SignatureCVec_SignatureZZ*)arg;
-       free((void*)arg);
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret = malloc(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ));
+       FREE((void*)arg);
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_CVec_SignatureZNoneZ arg_conv = *(LDKCResult_CVec_SignatureZNoneZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_CVec_SignatureZNoneZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_SignatureZ arg_conv = *(LDKCVec_SignatureZ*)arg;
-       free((void*)arg);
-       LDKCResult_CVec_SignatureZNoneZ* ret = malloc(sizeof(LDKCResult_CVec_SignatureZNoneZ));
+       FREE((void*)arg);
+       LDKCResult_CVec_SignatureZNoneZ* ret = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
        *ret = CResult_CVec_SignatureZNoneZ_ok(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKPeerHandleError arg_conv = *(LDKPeerHandleError*)arg;
-       free((void*)arg);
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ));
+       FREE((void*)arg);
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret = CResult_CVec_u8ZPeerHandleErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_CVec_u8ZPeerHandleErrorZ arg_conv = *(LDKCResult_CVec_u8ZPeerHandleErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_CVec_u8ZPeerHandleErrorZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1u8ZPeerHandleErrorZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_u8Z arg_conv = *(LDKCVec_u8Z*)arg;
-       free((void*)arg);
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ));
+       FREE((void*)arg);
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
        *ret = CResult_CVec_u8ZPeerHandleErrorZ_ok(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKAPIError arg_conv = *(LDKAPIError*)arg;
-       free((void*)arg);
-       LDKCResult_NoneAPIErrorZ* ret = malloc(sizeof(LDKCResult_NoneAPIErrorZ));
+       FREE((void*)arg);
+       LDKCResult_NoneAPIErrorZ* ret = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret = CResult_NoneAPIErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_NoneAPIErrorZ arg_conv = *(LDKCResult_NoneAPIErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_NoneAPIErrorZ_free(arg_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1err(JNIEnv * _env, jclass _b, jclass arg) {
        LDKChannelMonitorUpdateErr arg_conv = *(LDKChannelMonitorUpdateErr*)arg;
-       free((void*)arg);
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = malloc(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ));
+       FREE((void*)arg);
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
        *ret = CResult_NoneChannelMonitorUpdateErrZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_NoneChannelMonitorUpdateErrZ arg_conv = *(LDKCResult_NoneChannelMonitorUpdateErrZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_NoneChannelMonitorUpdateErrZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneMonitorUpdateErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKMonitorUpdateError arg_conv = *(LDKMonitorUpdateError*)arg;
-       free((void*)arg);
-       LDKCResult_NoneMonitorUpdateErrorZ* ret = malloc(sizeof(LDKCResult_NoneMonitorUpdateErrorZ));
+       FREE((void*)arg);
+       LDKCResult_NoneMonitorUpdateErrorZ* ret = MALLOC(sizeof(LDKCResult_NoneMonitorUpdateErrorZ), "LDKCResult_NoneMonitorUpdateErrorZ");
        *ret = CResult_NoneMonitorUpdateErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NoneMonitorUpdateErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_NoneMonitorUpdateErrorZ arg_conv = *(LDKCResult_NoneMonitorUpdateErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_NoneMonitorUpdateErrorZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKPaymentSendFailure arg_conv = *(LDKPaymentSendFailure*)arg;
-       free((void*)arg);
-       LDKCResult_NonePaymentSendFailureZ* ret = malloc(sizeof(LDKCResult_NonePaymentSendFailureZ));
+       FREE((void*)arg);
+       LDKCResult_NonePaymentSendFailureZ* ret = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret = CResult_NonePaymentSendFailureZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_NonePaymentSendFailureZ arg_conv = *(LDKCResult_NonePaymentSendFailureZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_NonePaymentSendFailureZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKPeerHandleError arg_conv = *(LDKPeerHandleError*)arg;
-       free((void*)arg);
-       LDKCResult_NonePeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_NonePeerHandleErrorZ));
+       FREE((void*)arg);
+       LDKCResult_NonePeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret = CResult_NonePeerHandleErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_NonePeerHandleErrorZ arg_conv = *(LDKCResult_NonePeerHandleErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_NonePeerHandleErrorZ_free(arg_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeySecpErrorZ_1err(JNIEnv * _env, jclass _b, jclass arg) {
+       LDKSecp256k1Error arg_conv = *(LDKSecp256k1Error*)arg;
+       FREE((void*)arg);
+       LDKCResult_PublicKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_PublicKeySecpErrorZ), "LDKCResult_PublicKeySecpErrorZ");
+       *ret = CResult_PublicKeySecpErrorZ_err(arg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeySecpErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKCResult_PublicKeySecpErrorZ arg_conv = *(LDKCResult_PublicKeySecpErrorZ*)arg;
+       FREE((void*)arg);
+       return CResult_PublicKeySecpErrorZ_free(arg_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1PublicKeySecpErrorZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKPublicKey arg_conv = *(LDKPublicKey*)arg;
+       FREE((void*)arg);
+       LDKCResult_PublicKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_PublicKeySecpErrorZ), "LDKCResult_PublicKeySecpErrorZ");
+       *ret = CResult_PublicKeySecpErrorZ_ok(arg_conv);
+       return (long)ret;
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKLightningError arg_conv = *(LDKLightningError*)arg;
-       free((void*)arg);
-       LDKCResult_RouteLightningErrorZ* ret = malloc(sizeof(LDKCResult_RouteLightningErrorZ));
+       FREE((void*)arg);
+       LDKCResult_RouteLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret = CResult_RouteLightningErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_RouteLightningErrorZ arg_conv = *(LDKCResult_RouteLightningErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_RouteLightningErrorZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1RouteLightningErrorZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
        LDKRoute arg_conv = *(LDKRoute*)arg;
-       free((void*)arg);
-       LDKCResult_RouteLightningErrorZ* ret = malloc(sizeof(LDKCResult_RouteLightningErrorZ));
+       FREE((void*)arg);
+       LDKCResult_RouteLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
        *ret = CResult_RouteLightningErrorZ_ok(arg_conv);
        return (long)ret;
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeySecpErrorZ_1err(JNIEnv * _env, jclass _b, jclass arg) {
+       LDKSecp256k1Error arg_conv = *(LDKSecp256k1Error*)arg;
+       FREE((void*)arg);
+       LDKCResult_SecretKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_SecretKeySecpErrorZ), "LDKCResult_SecretKeySecpErrorZ");
+       *ret = CResult_SecretKeySecpErrorZ_err(arg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeySecpErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKCResult_SecretKeySecpErrorZ arg_conv = *(LDKCResult_SecretKeySecpErrorZ*)arg;
+       FREE((void*)arg);
+       return CResult_SecretKeySecpErrorZ_free(arg_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1SecretKeySecpErrorZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKSecretKey arg_conv = *(LDKSecretKey*)arg;
+       FREE((void*)arg);
+       LDKCResult_SecretKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_SecretKeySecpErrorZ), "LDKCResult_SecretKeySecpErrorZ");
+       *ret = CResult_SecretKeySecpErrorZ_ok(arg_conv);
+       return (long)ret;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_SignatureNoneZ arg_conv = *(LDKCResult_SignatureNoneZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_SignatureNoneZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
        LDKSignature arg_conv = *(LDKSignature*)arg;
-       free((void*)arg);
-       LDKCResult_SignatureNoneZ* ret = malloc(sizeof(LDKCResult_SignatureNoneZ));
+       FREE((void*)arg);
+       LDKCResult_SignatureNoneZ* ret = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret = CResult_SignatureNoneZ_ok(arg_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysSecpErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysSecpErrorZ_1err(JNIEnv * _env, jclass _b, jclass arg) {
        LDKSecp256k1Error arg_conv = *(LDKSecp256k1Error*)arg;
-       free((void*)arg);
-       LDKCResult_TxCreationKeysSecpErrorZ* ret = malloc(sizeof(LDKCResult_TxCreationKeysSecpErrorZ));
+       FREE((void*)arg);
+       LDKCResult_TxCreationKeysSecpErrorZ* ret = MALLOC(sizeof(LDKCResult_TxCreationKeysSecpErrorZ), "LDKCResult_TxCreationKeysSecpErrorZ");
        *ret = CResult_TxCreationKeysSecpErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysSecpErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_TxCreationKeysSecpErrorZ arg_conv = *(LDKCResult_TxCreationKeysSecpErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_TxCreationKeysSecpErrorZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1TxCreationKeysSecpErrorZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
        LDKTxCreationKeys arg_conv = *(LDKTxCreationKeys*)arg;
-       free((void*)arg);
-       LDKCResult_TxCreationKeysSecpErrorZ* ret = malloc(sizeof(LDKCResult_TxCreationKeysSecpErrorZ));
+       FREE((void*)arg);
+       LDKCResult_TxCreationKeysSecpErrorZ* ret = MALLOC(sizeof(LDKCResult_TxCreationKeysSecpErrorZ), "LDKCResult_TxCreationKeysSecpErrorZ");
        *ret = CResult_TxCreationKeysSecpErrorZ_ok(arg_conv);
        return (long)ret;
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1err(JNIEnv * _env, jclass _b, jclass arg) {
+       LDKAccessError arg_conv = *(LDKAccessError*)arg;
+       FREE((void*)arg);
+       LDKCResult_TxOutAccessErrorZ* ret = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
+       *ret = CResult_TxOutAccessErrorZ_err(arg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKCResult_TxOutAccessErrorZ arg_conv = *(LDKCResult_TxOutAccessErrorZ*)arg;
+       FREE((void*)arg);
+       return CResult_TxOutAccessErrorZ_free(arg_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1TxOutAccessErrorZ_1ok(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKTxOut arg_conv = *(LDKTxOut*)arg;
+       FREE((void*)arg);
+       LDKCResult_TxOutAccessErrorZ* ret = MALLOC(sizeof(LDKCResult_TxOutAccessErrorZ), "LDKCResult_TxOutAccessErrorZ");
+       *ret = CResult_TxOutAccessErrorZ_ok(arg_conv);
+       return (long)ret;
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKLightningError arg_conv = *(LDKLightningError*)arg;
-       free((void*)arg);
-       LDKCResult_boolLightningErrorZ* ret = malloc(sizeof(LDKCResult_boolLightningErrorZ));
+       FREE((void*)arg);
+       LDKCResult_boolLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret = CResult_boolLightningErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_boolLightningErrorZ arg_conv = *(LDKCResult_boolLightningErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_boolLightningErrorZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1boolLightningErrorZ_1ok(JNIEnv * _env, jclass _b, jboolean arg) {
-       LDKCResult_boolLightningErrorZ* ret = malloc(sizeof(LDKCResult_boolLightningErrorZ));
+       LDKCResult_boolLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_boolLightningErrorZ), "LDKCResult_boolLightningErrorZ");
        *ret = CResult_boolLightningErrorZ_ok(arg);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1err(JNIEnv * _env, jclass _b, jlong arg) {
        LDKPeerHandleError arg_conv = *(LDKPeerHandleError*)arg;
-       free((void*)arg);
-       LDKCResult_boolPeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_boolPeerHandleErrorZ));
+       FREE((void*)arg);
+       LDKCResult_boolPeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret = CResult_boolPeerHandleErrorZ_err(arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCResult_boolPeerHandleErrorZ arg_conv = *(LDKCResult_boolPeerHandleErrorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CResult_boolPeerHandleErrorZ_free(arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1boolPeerHandleErrorZ_1ok(JNIEnv * _env, jclass _b, jboolean arg) {
-       LDKCResult_boolPeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_boolPeerHandleErrorZ));
+       LDKCResult_boolPeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret = CResult_boolPeerHandleErrorZ_ok(arg);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1HTLCOutputInCommitmentSignatureZZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_C2Tuple_HTLCOutputInCommitmentSignatureZZ arg_conv = *(LDKCVec_C2Tuple_HTLCOutputInCommitmentSignatureZZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_C2Tuple_HTLCOutputInCommitmentSignatureZZ_free(arg_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1TxidCVec_1TxOutZZZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKCVec_C2Tuple_TxidCVec_TxOutZZZ arg_conv = *(LDKCVec_C2Tuple_TxidCVec_TxOutZZZ*)arg;
+       FREE((void*)arg);
+       return CVec_C2Tuple_TxidCVec_TxOutZZZ_free(arg_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C2Tuple_1usizeTransactionZZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKCVec_C2Tuple_usizeTransactionZZ arg_conv = *(LDKCVec_C2Tuple_usizeTransactionZZ*)arg;
+       FREE((void*)arg);
+       return CVec_C2Tuple_usizeTransactionZZ_free(arg_conv);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ arg_conv = *(LDKCVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1CVec_1RouteHopZZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_CVec_RouteHopZZ arg_conv = *(LDKCVec_CVec_RouteHopZZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_CVec_RouteHopZZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ChannelDetailsZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_ChannelDetailsZ arg_conv = *(LDKCVec_ChannelDetailsZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_ChannelDetailsZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1ChannelMonitorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_ChannelMonitorZ arg_conv = *(LDKCVec_ChannelMonitorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_ChannelMonitorZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1EventZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_EventZ arg_conv = *(LDKCVec_EventZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_EventZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1HTLCOutputInCommitmentZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_HTLCOutputInCommitmentZ arg_conv = *(LDKCVec_HTLCOutputInCommitmentZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_HTLCOutputInCommitmentZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MessageSendEventZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_MessageSendEventZ arg_conv = *(LDKCVec_MessageSendEventZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_MessageSendEventZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1MonitorEventZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_MonitorEventZ arg_conv = *(LDKCVec_MonitorEventZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_MonitorEventZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NetAddressZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_NetAddressZ arg_conv = *(LDKCVec_NetAddressZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_NetAddressZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1NodeAnnouncementZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_NodeAnnouncementZ arg_conv = *(LDKCVec_NodeAnnouncementZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_NodeAnnouncementZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1PublicKeyZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_PublicKeyZ arg_conv = *(LDKCVec_PublicKeyZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_PublicKeyZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHintZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_RouteHintZ arg_conv = *(LDKCVec_RouteHintZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_RouteHintZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1RouteHopZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_RouteHopZ arg_conv = *(LDKCVec_RouteHopZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_RouteHopZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1SignatureZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_SignatureZ arg_conv = *(LDKCVec_SignatureZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_SignatureZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1SpendableOutputDescriptorZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_SpendableOutputDescriptorZ arg_conv = *(LDKCVec_SpendableOutputDescriptorZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_SpendableOutputDescriptorZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1TransactionZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_TransactionZ arg_conv = *(LDKCVec_TransactionZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_TransactionZ_free(arg_conv);
 }
 
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1TxOutZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
+       LDKCVec_TxOutZ arg_conv = *(LDKCVec_TxOutZ*)arg;
+       FREE((void*)arg);
+       return CVec_TxOutZ_free(arg_conv);
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateAddHTLCZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_UpdateAddHTLCZ arg_conv = *(LDKCVec_UpdateAddHTLCZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_UpdateAddHTLCZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateFailHTLCZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_UpdateFailHTLCZ arg_conv = *(LDKCVec_UpdateFailHTLCZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_UpdateFailHTLCZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateFailMalformedHTLCZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_UpdateFailMalformedHTLCZ arg_conv = *(LDKCVec_UpdateFailMalformedHTLCZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_UpdateFailMalformedHTLCZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1UpdateFulfillHTLCZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_UpdateFulfillHTLCZ arg_conv = *(LDKCVec_UpdateFulfillHTLCZ*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_UpdateFulfillHTLCZ_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1u64Z_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_u64Z arg_conv = *(LDKCVec_u64Z*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_u64Z_free(arg_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1u8Z_1free(JNIEnv * _env, jclass _b, jlong arg) {
        LDKCVec_u8Z arg_conv = *(LDKCVec_u8Z*)arg;
-       free((void*)arg);
+       FREE((void*)arg);
        return CVec_u8Z_free(arg_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CVec_1usizeZ_1free(JNIEnv * _env, jclass _b, jlong arg) {
-       LDKCVec_usizeZ arg_conv = *(LDKCVec_usizeZ*)arg;
-       free((void*)arg);
-       return CVec_usizeZ_free(arg_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Transaction_1free(JNIEnv * _env, jclass _b, jlong _res) {
+       LDKTransaction _res_conv = *(LDKTransaction*)_res;
+       FREE((void*)_res);
+       return Transaction_free(_res_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxOut_1free(JNIEnv * _env, jclass _b, jlong _res) {
        LDKTxOut _res_conv = *(LDKTxOut*)_res;
-       free((void*)_res);
+       FREE((void*)_res);
        return TxOut_free(_res_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1Txidu32Z_1new(JNIEnv * _env, jclass _b, jlong a, jint b) {
-       LDKThirtyTwoBytes a_conv = *(LDKThirtyTwoBytes*)a;
-       free((void*)a);
-       LDKC2Tuple_Txidu32Z* ret = malloc(sizeof(LDKC2Tuple_Txidu32Z));
-       *ret = C2Tuple_Txidu32Z_new(a_conv, b);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1usizeTransactionZ_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
+       LDKTransaction b_conv = *(LDKTransaction*)b;
+       FREE((void*)b);
+       LDKC2Tuple_usizeTransactionZ* ret = MALLOC(sizeof(LDKC2Tuple_usizeTransactionZ), "LDKC2Tuple_usizeTransactionZ");
+       *ret = C2Tuple_usizeTransactionZ_new(a, b_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1ok(JNIEnv * _env, jclass _b) {
+       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = MALLOC(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ), "LDKCResult_NoneChannelMonitorUpdateErrZ");
+       *ret = CResult_NoneChannelMonitorUpdateErrZ_ok();
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneMonitorUpdateErrorZ_1ok(JNIEnv * _env, jclass _b) {
+       LDKCResult_NoneMonitorUpdateErrorZ* ret = MALLOC(sizeof(LDKCResult_NoneMonitorUpdateErrorZ), "LDKCResult_NoneMonitorUpdateErrorZ");
+       *ret = CResult_NoneMonitorUpdateErrorZ_ok();
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
+       LDKOutPoint a_conv = *(LDKOutPoint*)a;
+       FREE((void*)a);
+       a_conv.is_owned = true;
+       LDKCVec_u8Z b_conv = *(LDKCVec_u8Z*)b;
+       FREE((void*)b);
+       LDKC2Tuple_OutPointScriptZ* ret = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
+       *ret = C2Tuple_OutPointScriptZ_new(a_conv, b_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1Scriptu64Z_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
-       LDKCVec_u8Z a_conv = *(LDKCVec_u8Z*)a;
-       free((void*)a);
-       LDKC2Tuple_Scriptu64Z* ret = malloc(sizeof(LDKC2Tuple_Scriptu64Z));
-       *ret = C2Tuple_Scriptu64Z_new(a_conv, b);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1TxidCVec_1TxOutZZ_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
+       LDKThirtyTwoBytes a_conv = *(LDKThirtyTwoBytes*)a;
+       FREE((void*)a);
+       LDKCVec_TxOutZ b_conv = *(LDKCVec_TxOutZ*)b;
+       FREE((void*)b);
+       LDKC2Tuple_TxidCVec_TxOutZZ* ret = MALLOC(sizeof(LDKC2Tuple_TxidCVec_TxOutZZ), "LDKC2Tuple_TxidCVec_TxOutZZ");
+       *ret = C2Tuple_TxidCVec_TxOutZZ_new(a_conv, b_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1u64u64Z_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
-       LDKC2Tuple_u64u64Z* ret = malloc(sizeof(LDKC2Tuple_u64u64Z));
+       LDKC2Tuple_u64u64Z* ret = MALLOC(sizeof(LDKC2Tuple_u64u64Z), "LDKC2Tuple_u64u64Z");
        *ret = C2Tuple_u64u64Z_new(a, b);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1SignatureCVec_1SignatureZZ_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
        LDKSignature a_conv = *(LDKSignature*)a;
-       free((void*)a);
+       FREE((void*)a);
        LDKCVec_SignatureZ b_conv = *(LDKCVec_SignatureZ*)b;
-       free((void*)b);
-       LDKC2Tuple_SignatureCVec_SignatureZZ* ret = malloc(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ));
+       FREE((void*)b);
+       LDKC2Tuple_SignatureCVec_SignatureZZ* ret = MALLOC(sizeof(LDKC2Tuple_SignatureCVec_SignatureZZ), "LDKC2Tuple_SignatureCVec_SignatureZZ");
        *ret = C2Tuple_SignatureCVec_SignatureZZ_new(a_conv, b_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1C2Tuple_1SignatureCVec_1SignatureZZNoneZ_1err(JNIEnv * _env, jclass _b) {
-       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret = malloc(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ));
+       LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ* ret = MALLOC(sizeof(LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ), "LDKCResult_C2Tuple_SignatureCVec_SignatureZZNoneZ");
        *ret = CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err();
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1SignatureNoneZ_1err(JNIEnv * _env, jclass _b) {
-       LDKCResult_SignatureNoneZ* ret = malloc(sizeof(LDKCResult_SignatureNoneZ));
+       LDKCResult_SignatureNoneZ* ret = MALLOC(sizeof(LDKCResult_SignatureNoneZ), "LDKCResult_SignatureNoneZ");
        *ret = CResult_SignatureNoneZ_err();
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1err(JNIEnv * _env, jclass _b) {
-       LDKCResult_CVec_SignatureZNoneZ* ret = malloc(sizeof(LDKCResult_CVec_SignatureZNoneZ));
-       *ret = CResult_CVec_SignatureZNoneZ_err();
-       return (long)ret;
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1ok(JNIEnv * _env, jclass _b) {
-       LDKCResult_NoneAPIErrorZ* ret = malloc(sizeof(LDKCResult_NoneAPIErrorZ));
-       *ret = CResult_NoneAPIErrorZ_ok();
-       return (long)ret;
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1ok(JNIEnv * _env, jclass _b) {
-       LDKCResult_NonePaymentSendFailureZ* ret = malloc(sizeof(LDKCResult_NonePaymentSendFailureZ));
-       *ret = CResult_NonePaymentSendFailureZ_ok();
-       return (long)ret;
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneChannelMonitorUpdateErrZ_1ok(JNIEnv * _env, jclass _b) {
-       LDKCResult_NoneChannelMonitorUpdateErrZ* ret = malloc(sizeof(LDKCResult_NoneChannelMonitorUpdateErrZ));
-       *ret = CResult_NoneChannelMonitorUpdateErrZ_ok();
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1CVec_1SignatureZNoneZ_1err(JNIEnv * _env, jclass _b) {
+       LDKCResult_CVec_SignatureZNoneZ* ret = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
+       *ret = CResult_CVec_SignatureZNoneZ_err();
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneMonitorUpdateErrorZ_1ok(JNIEnv * _env, jclass _b) {
-       LDKCResult_NoneMonitorUpdateErrorZ* ret = malloc(sizeof(LDKCResult_NoneMonitorUpdateErrorZ));
-       *ret = CResult_NoneMonitorUpdateErrorZ_ok();
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NoneAPIErrorZ_1ok(JNIEnv * _env, jclass _b) {
+       LDKCResult_NoneAPIErrorZ* ret = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
+       *ret = CResult_NoneAPIErrorZ_ok();
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1OutPointScriptZ_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
-       LDKOutPoint a_conv = *(LDKOutPoint*)a;
-       free((void*)a);
-       a_conv._underlying_ref = false;
-       LDKCVec_u8Z b_conv = *(LDKCVec_u8Z*)b;
-       free((void*)b);
-       LDKC2Tuple_OutPointScriptZ* ret = malloc(sizeof(LDKC2Tuple_OutPointScriptZ));
-       *ret = C2Tuple_OutPointScriptZ_new(a_conv, b_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NonePaymentSendFailureZ_1ok(JNIEnv * _env, jclass _b) {
+       LDKCResult_NonePaymentSendFailureZ* ret = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
+       *ret = CResult_NonePaymentSendFailureZ_ok();
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C3Tuple_1ChannelAnnouncementChannelUpdateChannelUpdateZ_1new(JNIEnv * _env, jclass _b, jlong a, jlong b, jlong c) {
        LDKChannelAnnouncement a_conv = *(LDKChannelAnnouncement*)a;
-       free((void*)a);
-       a_conv._underlying_ref = false;
+       FREE((void*)a);
+       a_conv.is_owned = true;
        LDKChannelUpdate b_conv = *(LDKChannelUpdate*)b;
-       free((void*)b);
-       b_conv._underlying_ref = false;
+       FREE((void*)b);
+       b_conv.is_owned = true;
        LDKChannelUpdate c_conv = *(LDKChannelUpdate*)c;
-       free((void*)c);
-       c_conv._underlying_ref = false;
-       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret = malloc(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ));
+       FREE((void*)c);
+       c_conv.is_owned = true;
+       LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ* ret = MALLOC(sizeof(LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ), "LDKC3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ");
        *ret = C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ_new(a_conv, b_conv, c_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CResult_1NonePeerHandleErrorZ_1ok(JNIEnv * _env, jclass _b) {
-       LDKCResult_NonePeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_NonePeerHandleErrorZ));
+       LDKCResult_NonePeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret = CResult_NonePeerHandleErrorZ_ok();
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_C2Tuple_1HTLCOutputInCommitmentSignatureZ_1new(JNIEnv * _env, jclass _b, jlong a, jlong b) {
        LDKHTLCOutputInCommitment a_conv = *(LDKHTLCOutputInCommitment*)a;
-       free((void*)a);
-       a_conv._underlying_ref = false;
+       FREE((void*)a);
+       a_conv.is_owned = true;
        LDKSignature b_conv = *(LDKSignature*)b;
-       free((void*)b);
-       LDKC2Tuple_HTLCOutputInCommitmentSignatureZ* ret = malloc(sizeof(LDKC2Tuple_HTLCOutputInCommitmentSignatureZ));
+       FREE((void*)b);
+       LDKC2Tuple_HTLCOutputInCommitmentSignatureZ* ret = MALLOC(sizeof(LDKC2Tuple_HTLCOutputInCommitmentSignatureZ), "LDKC2Tuple_HTLCOutputInCommitmentSignatureZ");
        *ret = C2Tuple_HTLCOutputInCommitmentSignatureZ_new(a_conv, b_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Event_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKEvent this_ptr_conv = *(LDKEvent*)this_ptr;
-       free((void*)this_ptr);
+       FREE((void*)this_ptr);
        return Event_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageSendEvent_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKMessageSendEvent this_ptr_conv = *(LDKMessageSendEvent*)this_ptr;
-       free((void*)this_ptr);
+       FREE((void*)this_ptr);
        return MessageSendEvent_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageSendEventsProvider_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKMessageSendEventsProvider *this_ptr_conv = (LDKMessageSendEventsProvider*)this_ptr;
-       return MessageSendEventsProvider_free(*this_ptr_conv);
+       LDKMessageSendEventsProvider this_ptr_conv = *(LDKMessageSendEventsProvider*)this_ptr;
+       FREE((void*)this_ptr);
+       return MessageSendEventsProvider_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_EventsProvider_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKEventsProvider *this_ptr_conv = (LDKEventsProvider*)this_ptr;
-       return EventsProvider_free(*this_ptr_conv);
+       LDKEventsProvider this_ptr_conv = *(LDKEventsProvider*)this_ptr;
+       FREE((void*)this_ptr);
+       return EventsProvider_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_APIError_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAPIError this_ptr_conv = *(LDKAPIError*)this_ptr;
-       free((void*)this_ptr);
+       FREE((void*)this_ptr);
        return APIError_free(this_ptr_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Level_1max(JNIEnv * _env, jclass _b) {
-       LDKLevel* ret = malloc(sizeof(LDKLevel));
-       *ret = Level_max();
-       return (long)ret;
+JNIEXPORT jclass JNICALL Java_org_ldk_impl_bindings_Level_1max(JNIEnv * _env, jclass _b) {
+       jclass ret = LDKLevel_to_java(_env, Level_max());
+       return ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Logger_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKLogger *this_ptr_conv = (LDKLogger*)this_ptr;
-       return Logger_free(*this_ptr_conv);
+       LDKLogger this_ptr_conv = *(LDKLogger*)this_ptr;
+       FREE((void*)this_ptr);
+       return Logger_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelHandshakeConfig this_ptr_conv = *(LDKChannelHandshakeConfig*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelHandshakeConfig_free(this_ptr_conv);
 }
 
@@ -1632,25 +3349,25 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1set_1o
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1new(JNIEnv * _env, jclass _b, jint minimum_depth_arg, jshort our_to_self_delay_arg, jlong our_htlc_minimum_msat_arg) {
-       LDKChannelHandshakeConfig* ret = malloc(sizeof(LDKChannelHandshakeConfig));
+       LDKChannelHandshakeConfig* ret = MALLOC(sizeof(LDKChannelHandshakeConfig), "LDKChannelHandshakeConfig");
        *ret = ChannelHandshakeConfig_new(minimum_depth_arg, our_to_self_delay_arg, our_htlc_minimum_msat_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeConfig_1default(JNIEnv * _env, jclass _b) {
-       LDKChannelHandshakeConfig* ret = malloc(sizeof(LDKChannelHandshakeConfig));
+       LDKChannelHandshakeConfig* ret = MALLOC(sizeof(LDKChannelHandshakeConfig), "LDKChannelHandshakeConfig");
        *ret = ChannelHandshakeConfig_default();
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelHandshakeLimits this_ptr_conv = *(LDKChannelHandshakeLimits*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelHandshakeLimits_free(this_ptr_conv);
 }
 
@@ -1755,25 +3472,25 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1set_1t
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1new(JNIEnv * _env, jclass _b, jlong min_funding_satoshis_arg, jlong max_htlc_minimum_msat_arg, jlong min_max_htlc_value_in_flight_msat_arg, jlong max_channel_reserve_satoshis_arg, jshort min_max_accepted_htlcs_arg, jlong min_dust_limit_satoshis_arg, jlong max_dust_limit_satoshis_arg, jint max_minimum_depth_arg, jboolean force_announced_channel_preference_arg, jshort their_to_self_delay_arg) {
-       LDKChannelHandshakeLimits* ret = malloc(sizeof(LDKChannelHandshakeLimits));
+       LDKChannelHandshakeLimits* ret = MALLOC(sizeof(LDKChannelHandshakeLimits), "LDKChannelHandshakeLimits");
        *ret = ChannelHandshakeLimits_new(min_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, min_dust_limit_satoshis_arg, max_dust_limit_satoshis_arg, max_minimum_depth_arg, force_announced_channel_preference_arg, their_to_self_delay_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelHandshakeLimits_1default(JNIEnv * _env, jclass _b) {
-       LDKChannelHandshakeLimits* ret = malloc(sizeof(LDKChannelHandshakeLimits));
+       LDKChannelHandshakeLimits* ret = MALLOC(sizeof(LDKChannelHandshakeLimits), "LDKChannelHandshakeLimits");
        *ret = ChannelHandshakeLimits_default();
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelConfig this_ptr_conv = *(LDKChannelConfig*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelConfig_free(this_ptr_conv);
 }
 
@@ -1808,273 +3525,390 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1set_1commit_1up
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1new(JNIEnv * _env, jclass _b, jint fee_proportional_millionths_arg, jboolean announced_channel_arg, jboolean commit_upfront_shutdown_pubkey_arg) {
-       LDKChannelConfig* ret = malloc(sizeof(LDKChannelConfig));
+       LDKChannelConfig* ret = MALLOC(sizeof(LDKChannelConfig), "LDKChannelConfig");
        *ret = ChannelConfig_new(fee_proportional_millionths_arg, announced_channel_arg, commit_upfront_shutdown_pubkey_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1default(JNIEnv * _env, jclass _b) {
-       LDKChannelConfig* ret = malloc(sizeof(LDKChannelConfig));
+       LDKChannelConfig* ret = MALLOC(sizeof(LDKChannelConfig), "LDKChannelConfig");
        *ret = ChannelConfig_default();
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKChannelConfig* obj_conv = (LDKChannelConfig*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ChannelConfig_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelConfig_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKChannelConfig* ret = malloc(sizeof(LDKChannelConfig));
+       LDKChannelConfig* ret = MALLOC(sizeof(LDKChannelConfig), "LDKChannelConfig");
        *ret = ChannelConfig_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUserConfig this_ptr_conv = *(LDKUserConfig*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UserConfig_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1own_1channel_1config(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUserConfig* this_ptr_conv = (LDKUserConfig*)this_ptr;
-       LDKChannelHandshakeConfig* ret = malloc(sizeof(LDKChannelHandshakeConfig));
+       LDKChannelHandshakeConfig* ret = MALLOC(sizeof(LDKChannelHandshakeConfig), "LDKChannelHandshakeConfig");
        *ret = UserConfig_get_own_channel_config(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1own_1channel_1config(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUserConfig* this_ptr_conv = (LDKUserConfig*)this_ptr;
        LDKChannelHandshakeConfig val_conv = *(LDKChannelHandshakeConfig*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return UserConfig_set_own_channel_config(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1peer_1channel_1config_1limits(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUserConfig* this_ptr_conv = (LDKUserConfig*)this_ptr;
-       LDKChannelHandshakeLimits* ret = malloc(sizeof(LDKChannelHandshakeLimits));
+       LDKChannelHandshakeLimits* ret = MALLOC(sizeof(LDKChannelHandshakeLimits), "LDKChannelHandshakeLimits");
        *ret = UserConfig_get_peer_channel_config_limits(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1peer_1channel_1config_1limits(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUserConfig* this_ptr_conv = (LDKUserConfig*)this_ptr;
        LDKChannelHandshakeLimits val_conv = *(LDKChannelHandshakeLimits*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return UserConfig_set_peer_channel_config_limits(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UserConfig_1get_1channel_1options(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUserConfig* this_ptr_conv = (LDKUserConfig*)this_ptr;
-       LDKChannelConfig* ret = malloc(sizeof(LDKChannelConfig));
+       LDKChannelConfig* ret = MALLOC(sizeof(LDKChannelConfig), "LDKChannelConfig");
        *ret = UserConfig_get_channel_options(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UserConfig_1set_1channel_1options(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUserConfig* this_ptr_conv = (LDKUserConfig*)this_ptr;
        LDKChannelConfig val_conv = *(LDKChannelConfig*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return UserConfig_set_channel_options(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UserConfig_1new(JNIEnv * _env, jclass _b, jlong own_channel_config_arg, jlong peer_channel_config_limits_arg, jlong channel_options_arg) {
        LDKChannelHandshakeConfig own_channel_config_arg_conv = *(LDKChannelHandshakeConfig*)own_channel_config_arg;
-       free((void*)own_channel_config_arg);
-       own_channel_config_arg_conv._underlying_ref = false;
+       FREE((void*)own_channel_config_arg);
+       own_channel_config_arg_conv.is_owned = true;
        LDKChannelHandshakeLimits peer_channel_config_limits_arg_conv = *(LDKChannelHandshakeLimits*)peer_channel_config_limits_arg;
-       free((void*)peer_channel_config_limits_arg);
-       peer_channel_config_limits_arg_conv._underlying_ref = false;
+       FREE((void*)peer_channel_config_limits_arg);
+       peer_channel_config_limits_arg_conv.is_owned = true;
        LDKChannelConfig channel_options_arg_conv = *(LDKChannelConfig*)channel_options_arg;
-       free((void*)channel_options_arg);
-       channel_options_arg_conv._underlying_ref = false;
-       LDKUserConfig* ret = malloc(sizeof(LDKUserConfig));
+       FREE((void*)channel_options_arg);
+       channel_options_arg_conv.is_owned = true;
+       LDKUserConfig* ret = MALLOC(sizeof(LDKUserConfig), "LDKUserConfig");
        *ret = UserConfig_new(own_channel_config_arg_conv, peer_channel_config_limits_arg_conv, channel_options_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UserConfig_1default(JNIEnv * _env, jclass _b) {
-       LDKUserConfig* ret = malloc(sizeof(LDKUserConfig));
+       LDKUserConfig* ret = MALLOC(sizeof(LDKUserConfig), "LDKUserConfig");
        *ret = UserConfig_default();
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainWatchInterface_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChainWatchInterface *this_ptr_conv = (LDKChainWatchInterface*)this_ptr;
-       return ChainWatchInterface_free(*this_ptr_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Access_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKAccess this_ptr_conv = *(LDKAccess*)this_ptr;
+       FREE((void*)this_ptr);
+       return Access_free(this_ptr_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BroadcasterInterface_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKBroadcasterInterface *this_ptr_conv = (LDKBroadcasterInterface*)this_ptr;
-       return BroadcasterInterface_free(*this_ptr_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Watch_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKWatch this_ptr_conv = *(LDKWatch*)this_ptr;
+       FREE((void*)this_ptr);
+       return Watch_free(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Filter_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKFilter this_ptr_conv = *(LDKFilter*)this_ptr;
+       FREE((void*)this_ptr);
+       return Filter_free(this_ptr_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainListener_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChainListener *this_ptr_conv = (LDKChainListener*)this_ptr;
-       return ChainListener_free(*this_ptr_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BroadcasterInterface_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKBroadcasterInterface this_ptr_conv = *(LDKBroadcasterInterface*)this_ptr;
+       FREE((void*)this_ptr);
+       return BroadcasterInterface_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FeeEstimator_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKFeeEstimator *this_ptr_conv = (LDKFeeEstimator*)this_ptr;
-       return FeeEstimator_free(*this_ptr_conv);
+       LDKFeeEstimator this_ptr_conv = *(LDKFeeEstimator*)this_ptr;
+       FREE((void*)this_ptr);
+       return FeeEstimator_free(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKChainMonitor this_ptr_conv = *(LDKChainMonitor*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return ChainMonitor_free(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1block_1connected(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header, jlong txdata, jint height) {
+       LDKChainMonitor* this_arg_conv = (LDKChainMonitor*)this_arg;
+       unsigned char header_arr[80];
+       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
+       unsigned char (*header_ref)[80] = &header_arr;
+       LDKCVec_C2Tuple_usizeTransactionZZ txdata_conv = *(LDKCVec_C2Tuple_usizeTransactionZZ*)txdata;
+       FREE((void*)txdata);
+       return ChainMonitor_block_connected(this_arg_conv, header_ref, txdata_conv, height);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainWatchedUtil_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChainWatchedUtil this_ptr_conv = *(LDKChainWatchedUtil*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return ChainWatchedUtil_free(this_ptr_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1block_1disconnected(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header, jint disconnected_height) {
+       LDKChainMonitor* this_arg_conv = (LDKChainMonitor*)this_arg;
+       unsigned char header_arr[80];
+       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
+       unsigned char (*header_ref)[80] = &header_arr;
+       return ChainMonitor_block_disconnected(this_arg_conv, header_ref, disconnected_height);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChainWatchedUtil_1new(JNIEnv * _env, jclass _b) {
-       LDKChainWatchedUtil* ret = malloc(sizeof(LDKChainWatchedUtil));
-       *ret = ChainWatchedUtil_new();
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1new(JNIEnv * _env, jclass _b, jlong chain_source, jlong broadcaster, jlong logger, jlong feeest) {
+       LDKFilter* chain_source_conv = (LDKFilter*)chain_source;
+       LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)broadcaster;
+       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_clone(broadcaster_conv.this_arg);
+       }
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       LDKFeeEstimator feeest_conv = *(LDKFeeEstimator*)feeest;
+       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_clone(feeest_conv.this_arg);
+       }
+       LDKChainMonitor* ret = MALLOC(sizeof(LDKChainMonitor), "LDKChainMonitor");
+       *ret = ChainMonitor_new(chain_source_conv, broadcaster_conv, logger_conv, feeest_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChainWatchedUtil_1register_1tx(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray txid, jlong script_pub_key) {
-       LDKChainWatchedUtil* this_arg_conv = (LDKChainWatchedUtil*)this_arg;
-       unsigned char txid_arr[32];
-       (*_env)->GetByteArrayRegion (_env, txid, 0, 32, txid_arr);
-       unsigned char (*txid_ref)[32] = &txid_arr;
-       LDKu8slice script_pub_key_conv = *(LDKu8slice*)script_pub_key;
-       free((void*)script_pub_key);
-       return ChainWatchedUtil_register_tx(this_arg_conv, txid_ref, script_pub_key_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1as_1Watch(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKChainMonitor* this_arg_conv = (LDKChainMonitor*)this_arg;
+       LDKWatch* ret = MALLOC(sizeof(LDKWatch), "LDKWatch");
+       *ret = ChainMonitor_as_Watch(this_arg_conv);
+       return (long)ret;
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChainWatchedUtil_1register_1outpoint(JNIEnv * _env, jclass _b, jlong this_arg, jlong outpoint, jlong _script_pub_key) {
-       LDKChainWatchedUtil* this_arg_conv = (LDKChainWatchedUtil*)this_arg;
-       LDKC2Tuple_Txidu32Z outpoint_conv = *(LDKC2Tuple_Txidu32Z*)outpoint;
-       free((void*)outpoint);
-       LDKu8slice _script_pub_key_conv = *(LDKu8slice*)_script_pub_key;
-       free((void*)_script_pub_key);
-       return ChainWatchedUtil_register_outpoint(this_arg_conv, outpoint_conv, _script_pub_key_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChainMonitor_1as_1EventsProvider(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKChainMonitor* this_arg_conv = (LDKChainMonitor*)this_arg;
+       LDKEventsProvider* ret = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
+       *ret = ChainMonitor_as_EventsProvider(this_arg_conv);
+       return (long)ret;
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChainWatchedUtil_1watch_1all(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKChainWatchedUtil* this_arg_conv = (LDKChainWatchedUtil*)this_arg;
-       return ChainWatchedUtil_watch_all(this_arg_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKChannelMonitorUpdate this_ptr_conv = *(LDKChannelMonitorUpdate*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return ChannelMonitorUpdate_free(this_ptr_conv);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChainWatchedUtil_1does_1match_1tx(JNIEnv * _env, jclass _b, jlong this_arg, jlong tx) {
-       LDKChainWatchedUtil* this_arg_conv = (LDKChainWatchedUtil*)this_arg;
-       LDKTransaction tx_conv = *(LDKTransaction*)tx;
-       free((void*)tx);
-       return ChainWatchedUtil_does_match_tx(this_arg_conv, tx_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1get_1update_1id(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKChannelMonitorUpdate* this_ptr_conv = (LDKChannelMonitorUpdate*)this_ptr;
+       return ChannelMonitorUpdate_get_update_id(this_ptr_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BlockNotifier_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKBlockNotifier this_ptr_conv = *(LDKBlockNotifier*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return BlockNotifier_free(this_ptr_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1set_1update_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKChannelMonitorUpdate* this_ptr_conv = (LDKChannelMonitorUpdate*)this_ptr;
+       return ChannelMonitorUpdate_set_update_id(this_ptr_conv, val);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_BlockNotifier_1new(JNIEnv * _env, jclass _b, jlong chain_monitor) {
-       LDKChainWatchInterface *chain_monitor_conv = (LDKChainWatchInterface*)chain_monitor;
-       LDKChainWatchInterface_JCalls_clone(chain_monitor_conv->this_arg);
-       LDKBlockNotifier* ret = malloc(sizeof(LDKBlockNotifier));
-       *ret = BlockNotifier_new(*chain_monitor_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKChannelMonitorUpdate* obj_conv = (LDKChannelMonitorUpdate*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = ChannelMonitorUpdate_write(obj_conv);
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BlockNotifier_1register_1listener(JNIEnv * _env, jclass _b, jlong this_arg, jlong listener) {
-       LDKBlockNotifier* this_arg_conv = (LDKBlockNotifier*)this_arg;
-       LDKChainListener *listener_conv = (LDKChainListener*)listener;
-       LDKChainListener_JCalls_clone(listener_conv->this_arg);
-       return BlockNotifier_register_listener(this_arg_conv, *listener_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1read(JNIEnv * _env, jclass _b, jlong ser) {
+       LDKu8slice ser_conv = *(LDKu8slice*)ser;
+       LDKChannelMonitorUpdate* ret = MALLOC(sizeof(LDKChannelMonitorUpdate), "LDKChannelMonitorUpdate");
+       *ret = ChannelMonitorUpdate_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BlockNotifier_1block_1connected(JNIEnv * _env, jclass _b, jlong this_arg, jlong block, jint height) {
-       LDKBlockNotifier* this_arg_conv = (LDKBlockNotifier*)this_arg;
-       LDKu8slice block_conv = *(LDKu8slice*)block;
-       free((void*)block);
-       return BlockNotifier_block_connected(this_arg_conv, block_conv, height);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MonitorUpdateError_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKMonitorUpdateError this_ptr_conv = *(LDKMonitorUpdateError*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return MonitorUpdateError_free(this_ptr_conv);
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_BlockNotifier_1block_1connected_1checked(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header, jint height, jlong txn_matched, jlong indexes_of_txn_matched) {
-       LDKBlockNotifier* this_arg_conv = (LDKBlockNotifier*)this_arg;
-       unsigned char header_arr[80];
-       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
-       unsigned char (*header_ref)[80] = &header_arr;
-       LDKCVec_TransactionZ txn_matched_conv = *(LDKCVec_TransactionZ*)txn_matched;
-       free((void*)txn_matched);
-       LDKusizeslice indexes_of_txn_matched_conv = *(LDKusizeslice*)indexes_of_txn_matched;
-       free((void*)indexes_of_txn_matched);
-       return BlockNotifier_block_connected_checked(this_arg_conv, header_ref, height, txn_matched_conv, indexes_of_txn_matched_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKMonitorEvent this_ptr_conv = *(LDKMonitorEvent*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return MonitorEvent_free(this_ptr_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_BlockNotifier_1block_1disconnected(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header, jint disconnected_height) {
-       LDKBlockNotifier* this_arg_conv = (LDKBlockNotifier*)this_arg;
-       unsigned char header_arr[80];
-       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
-       unsigned char (*header_ref)[80] = &header_arr;
-       return BlockNotifier_block_disconnected(this_arg_conv, header_ref, disconnected_height);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKHTLCUpdate this_ptr_conv = *(LDKHTLCUpdate*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return HTLCUpdate_free(this_ptr_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChainWatchInterfaceUtil_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChainWatchInterfaceUtil this_ptr_conv = *(LDKChainWatchInterfaceUtil*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return ChainWatchInterfaceUtil_free(this_ptr_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKHTLCUpdate* obj_conv = (LDKHTLCUpdate*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = HTLCUpdate_write(obj_conv);
+       return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChainWatchInterfaceUtil_1as_1ChainWatchInterface(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKChainWatchInterfaceUtil* this_arg_conv = (LDKChainWatchInterfaceUtil*)this_arg;
-       LDKChainWatchInterface* ret = malloc(sizeof(LDKChainWatchInterface));
-       *ret = ChainWatchInterfaceUtil_as_ChainWatchInterface(this_arg_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1read(JNIEnv * _env, jclass _b, jlong ser) {
+       LDKu8slice ser_conv = *(LDKu8slice*)ser;
+       LDKHTLCUpdate* ret = MALLOC(sizeof(LDKHTLCUpdate), "LDKHTLCUpdate");
+       *ret = HTLCUpdate_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChainWatchInterfaceUtil_1new(JNIEnv * _env, jclass _b, jlong network) {
-       LDKNetwork network_conv = *(LDKNetwork*)network;
-       free((void*)network);
-       LDKChainWatchInterfaceUtil* ret = malloc(sizeof(LDKChainWatchInterfaceUtil));
-       *ret = ChainWatchInterfaceUtil_new(network_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKChannelMonitor this_ptr_conv = *(LDKChannelMonitor*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return ChannelMonitor_free(this_ptr_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1update_1monitor(JNIEnv * _env, jclass _b, jlong this_arg, jlong updates, jlong broadcaster, jlong logger) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       LDKChannelMonitorUpdate updates_conv = *(LDKChannelMonitorUpdate*)updates;
+       FREE((void*)updates);
+       updates_conv.is_owned = true;
+       LDKBroadcasterInterface* broadcaster_conv = (LDKBroadcasterInterface*)broadcaster;
+       LDKLogger* logger_conv = (LDKLogger*)logger;
+       LDKCResult_NoneMonitorUpdateErrorZ* ret = MALLOC(sizeof(LDKCResult_NoneMonitorUpdateErrorZ), "LDKCResult_NoneMonitorUpdateErrorZ");
+       *ret = ChannelMonitor_update_monitor(this_arg_conv, updates_conv, broadcaster_conv, logger_conv);
        return (long)ret;
 }
 
-JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChainWatchInterfaceUtil_1does_1match_1tx(JNIEnv * _env, jclass _b, jlong this_arg, jlong tx) {
-       LDKChainWatchInterfaceUtil* this_arg_conv = (LDKChainWatchInterfaceUtil*)this_arg;
-       LDKTransaction tx_conv = *(LDKTransaction*)tx;
-       free((void*)tx);
-       return ChainWatchInterfaceUtil_does_match_tx(this_arg_conv, tx_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1latest_1update_1id(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       return ChannelMonitor_get_latest_update_id(this_arg_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1funding_1txo(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       LDKC2Tuple_OutPointScriptZ* ret = MALLOC(sizeof(LDKC2Tuple_OutPointScriptZ), "LDKC2Tuple_OutPointScriptZ");
+       *ret = ChannelMonitor_get_funding_txo(this_arg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1and_1clear_1pending_1monitor_1events(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       LDKCVec_MonitorEventZ* ret = MALLOC(sizeof(LDKCVec_MonitorEventZ), "LDKCVec_MonitorEventZ");
+       *ret = ChannelMonitor_get_and_clear_pending_monitor_events(this_arg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1and_1clear_1pending_1events(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       LDKCVec_EventZ* ret = MALLOC(sizeof(LDKCVec_EventZ), "LDKCVec_EventZ");
+       *ret = ChannelMonitor_get_and_clear_pending_events(this_arg_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1latest_1holder_1commitment_1txn(JNIEnv * _env, jclass _b, jlong this_arg, jlong logger) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       LDKLogger* logger_conv = (LDKLogger*)logger;
+       LDKCVec_TransactionZ* ret = MALLOC(sizeof(LDKCVec_TransactionZ), "LDKCVec_TransactionZ");
+       *ret = ChannelMonitor_get_latest_holder_commitment_txn(this_arg_conv, logger_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_1connected(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header, jlong txdata, jint height, jlong broadcaster, jlong fee_estimator, jlong logger) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       unsigned char header_arr[80];
+       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
+       unsigned char (*header_ref)[80] = &header_arr;
+       LDKCVec_C2Tuple_usizeTransactionZZ txdata_conv = *(LDKCVec_C2Tuple_usizeTransactionZZ*)txdata;
+       FREE((void*)txdata);
+       LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)broadcaster;
+       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_clone(broadcaster_conv.this_arg);
+       }
+       LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)fee_estimator;
+       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_clone(fee_estimator_conv.this_arg);
+       }
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       LDKCVec_C2Tuple_TxidCVec_TxOutZZZ* ret = MALLOC(sizeof(LDKCVec_C2Tuple_TxidCVec_TxOutZZZ), "LDKCVec_C2Tuple_TxidCVec_TxOutZZZ");
+       *ret = ChannelMonitor_block_connected(this_arg_conv, header_ref, txdata_conv, height, broadcaster_conv, fee_estimator_conv, logger_conv);
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1block_1disconnected(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header, jint height, jlong broadcaster, jlong fee_estimator, jlong logger) {
+       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
+       unsigned char header_arr[80];
+       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
+       unsigned char (*header_ref)[80] = &header_arr;
+       LDKBroadcasterInterface broadcaster_conv = *(LDKBroadcasterInterface*)broadcaster;
+       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_clone(broadcaster_conv.this_arg);
+       }
+       LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)fee_estimator;
+       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_clone(fee_estimator_conv.this_arg);
+       }
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       return ChannelMonitor_block_disconnected(this_arg_conv, header_ref, height, broadcaster_conv, fee_estimator_conv, logger_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OutPoint_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOutPoint this_ptr_conv = *(LDKOutPoint*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return OutPoint_free(this_ptr_conv);
 }
 
@@ -2088,7 +3922,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_OutPoint_1get_1txid(JNIE
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OutPoint_1set_1txid(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOutPoint* this_ptr_conv = (LDKOutPoint*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OutPoint_set_txid(this_ptr_conv, val_conv);
 }
 
@@ -2104,58 +3938,59 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OutPoint_1set_1index(JNIEnv *
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OutPoint_1new(JNIEnv * _env, jclass _b, jlong txid_arg, jshort index_arg) {
        LDKThirtyTwoBytes txid_arg_conv = *(LDKThirtyTwoBytes*)txid_arg;
-       free((void*)txid_arg);
-       LDKOutPoint* ret = malloc(sizeof(LDKOutPoint));
+       FREE((void*)txid_arg);
+       LDKOutPoint* ret = MALLOC(sizeof(LDKOutPoint), "LDKOutPoint");
        *ret = OutPoint_new(txid_arg_conv, index_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OutPoint_1to_1channel_1id(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKOutPoint* this_arg_conv = (LDKOutPoint*)this_arg;
-       LDKThirtyTwoBytes* ret = malloc(sizeof(LDKThirtyTwoBytes));
+       LDKThirtyTwoBytes* ret = MALLOC(sizeof(LDKThirtyTwoBytes), "LDKThirtyTwoBytes");
        *ret = OutPoint_to_channel_id(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OutPoint_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKOutPoint* obj_conv = (LDKOutPoint*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = OutPoint_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OutPoint_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKOutPoint* ret = malloc(sizeof(LDKOutPoint));
+       LDKOutPoint* ret = MALLOC(sizeof(LDKOutPoint), "LDKOutPoint");
        *ret = OutPoint_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SpendableOutputDescriptor_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKSpendableOutputDescriptor this_ptr_conv = *(LDKSpendableOutputDescriptor*)this_ptr;
-       free((void*)this_ptr);
+       FREE((void*)this_ptr);
        return SpendableOutputDescriptor_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelKeys_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChannelKeys *this_ptr_conv = (LDKChannelKeys*)this_ptr;
-       return ChannelKeys_free(*this_ptr_conv);
+       LDKChannelKeys this_ptr_conv = *(LDKChannelKeys*)this_ptr;
+       FREE((void*)this_ptr);
+       return ChannelKeys_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_KeysInterface_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKKeysInterface *this_ptr_conv = (LDKKeysInterface*)this_ptr;
-       return KeysInterface_free(*this_ptr_conv);
+       LDKKeysInterface this_ptr_conv = *(LDKKeysInterface*)this_ptr;
+       FREE((void*)this_ptr);
+       return KeysInterface_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKInMemoryChannelKeys this_ptr_conv = *(LDKInMemoryChannelKeys*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return InMemoryChannelKeys_free(this_ptr_conv);
 }
 
@@ -2169,7 +4004,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1get
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1set_1funding_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKInMemoryChannelKeys* this_ptr_conv = (LDKInMemoryChannelKeys*)this_ptr;
        LDKSecretKey val_conv = *(LDKSecretKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return InMemoryChannelKeys_set_funding_key(this_ptr_conv, val_conv);
 }
 
@@ -2183,7 +4018,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1get
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1set_1revocation_1base_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKInMemoryChannelKeys* this_ptr_conv = (LDKInMemoryChannelKeys*)this_ptr;
        LDKSecretKey val_conv = *(LDKSecretKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return InMemoryChannelKeys_set_revocation_base_key(this_ptr_conv, val_conv);
 }
 
@@ -2197,7 +4032,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1get
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1set_1payment_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKInMemoryChannelKeys* this_ptr_conv = (LDKInMemoryChannelKeys*)this_ptr;
        LDKSecretKey val_conv = *(LDKSecretKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return InMemoryChannelKeys_set_payment_key(this_ptr_conv, val_conv);
 }
 
@@ -2211,7 +4046,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1get
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1set_1delayed_1payment_1base_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKInMemoryChannelKeys* this_ptr_conv = (LDKInMemoryChannelKeys*)this_ptr;
        LDKSecretKey val_conv = *(LDKSecretKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return InMemoryChannelKeys_set_delayed_payment_base_key(this_ptr_conv, val_conv);
 }
 
@@ -2225,7 +4060,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1get
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1set_1htlc_1base_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKInMemoryChannelKeys* this_ptr_conv = (LDKInMemoryChannelKeys*)this_ptr;
        LDKSecretKey val_conv = *(LDKSecretKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return InMemoryChannelKeys_set_htlc_base_key(this_ptr_conv, val_conv);
 }
 
@@ -2239,122 +4074,120 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1get
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1set_1commitment_1seed(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKInMemoryChannelKeys* this_ptr_conv = (LDKInMemoryChannelKeys*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return InMemoryChannelKeys_set_commitment_seed(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1new(JNIEnv * _env, jclass _b, jlong funding_key, jlong revocation_base_key, jlong payment_key, jlong delayed_payment_base_key, jlong htlc_base_key, jlong commitment_seed, jlong channel_value_satoshis, jlong key_derivation_params) {
        LDKSecretKey funding_key_conv = *(LDKSecretKey*)funding_key;
-       free((void*)funding_key);
+       FREE((void*)funding_key);
        LDKSecretKey revocation_base_key_conv = *(LDKSecretKey*)revocation_base_key;
-       free((void*)revocation_base_key);
+       FREE((void*)revocation_base_key);
        LDKSecretKey payment_key_conv = *(LDKSecretKey*)payment_key;
-       free((void*)payment_key);
+       FREE((void*)payment_key);
        LDKSecretKey delayed_payment_base_key_conv = *(LDKSecretKey*)delayed_payment_base_key;
-       free((void*)delayed_payment_base_key);
+       FREE((void*)delayed_payment_base_key);
        LDKSecretKey htlc_base_key_conv = *(LDKSecretKey*)htlc_base_key;
-       free((void*)htlc_base_key);
+       FREE((void*)htlc_base_key);
        LDKThirtyTwoBytes commitment_seed_conv = *(LDKThirtyTwoBytes*)commitment_seed;
-       free((void*)commitment_seed);
+       FREE((void*)commitment_seed);
        LDKC2Tuple_u64u64Z key_derivation_params_conv = *(LDKC2Tuple_u64u64Z*)key_derivation_params;
-       free((void*)key_derivation_params);
-       LDKInMemoryChannelKeys* ret = malloc(sizeof(LDKInMemoryChannelKeys));
+       FREE((void*)key_derivation_params);
+       LDKInMemoryChannelKeys* ret = MALLOC(sizeof(LDKInMemoryChannelKeys), "LDKInMemoryChannelKeys");
        *ret = InMemoryChannelKeys_new(funding_key_conv, revocation_base_key_conv, payment_key_conv, delayed_payment_base_key_conv, htlc_base_key_conv, commitment_seed_conv, channel_value_satoshis, key_derivation_params_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1remote_1pubkeys(JNIEnv * _env, jclass _b, jlong this_arg) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1counterparty_1pubkeys(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKInMemoryChannelKeys* this_arg_conv = (LDKInMemoryChannelKeys*)this_arg;
-       LDKChannelPublicKeys* ret = malloc(sizeof(LDKChannelPublicKeys));
-       *ret = InMemoryChannelKeys_remote_pubkeys(this_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       LDKChannelPublicKeys* ret = MALLOC(sizeof(LDKChannelPublicKeys), "LDKChannelPublicKeys");
+       *ret = InMemoryChannelKeys_counterparty_pubkeys(this_arg_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jshort JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1remote_1to_1self_1delay(JNIEnv * _env, jclass _b, jlong this_arg) {
+JNIEXPORT jshort JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1counterparty_1selected_1contest_1delay(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKInMemoryChannelKeys* this_arg_conv = (LDKInMemoryChannelKeys*)this_arg;
-       return InMemoryChannelKeys_remote_to_self_delay(this_arg_conv);
+       return InMemoryChannelKeys_counterparty_selected_contest_delay(this_arg_conv);
 }
 
-JNIEXPORT jshort JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1local_1to_1self_1delay(JNIEnv * _env, jclass _b, jlong this_arg) {
+JNIEXPORT jshort JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1holder_1selected_1contest_1delay(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKInMemoryChannelKeys* this_arg_conv = (LDKInMemoryChannelKeys*)this_arg;
-       return InMemoryChannelKeys_local_to_self_delay(this_arg_conv);
+       return InMemoryChannelKeys_holder_selected_contest_delay(this_arg_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1as_1ChannelKeys(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKInMemoryChannelKeys* this_arg_conv = (LDKInMemoryChannelKeys*)this_arg;
-       LDKChannelKeys* ret = malloc(sizeof(LDKChannelKeys));
+       LDKChannelKeys* ret = MALLOC(sizeof(LDKChannelKeys), "LDKChannelKeys");
        *ret = InMemoryChannelKeys_as_ChannelKeys(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKInMemoryChannelKeys* obj_conv = (LDKInMemoryChannelKeys*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = InMemoryChannelKeys_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_InMemoryChannelKeys_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKInMemoryChannelKeys* ret = malloc(sizeof(LDKInMemoryChannelKeys));
+       LDKInMemoryChannelKeys* ret = MALLOC(sizeof(LDKInMemoryChannelKeys), "LDKInMemoryChannelKeys");
        *ret = InMemoryChannelKeys_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_KeysManager_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKKeysManager this_ptr_conv = *(LDKKeysManager*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return KeysManager_free(this_ptr_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_KeysManager_1new(JNIEnv * _env, jclass _b, jbyteArray seed, jlong network, jlong starting_time_secs, jint starting_time_nanos) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_KeysManager_1new(JNIEnv * _env, jclass _b, jbyteArray seed, jclass network, jlong starting_time_secs, jint starting_time_nanos) {
        unsigned char seed_arr[32];
        (*_env)->GetByteArrayRegion (_env, seed, 0, 32, seed_arr);
        unsigned char (*seed_ref)[32] = &seed_arr;
-       LDKNetwork network_conv = *(LDKNetwork*)network;
-       free((void*)network);
-       LDKKeysManager* ret = malloc(sizeof(LDKKeysManager));
+       LDKNetwork network_conv = LDKNetwork_from_java(_env, network);
+       LDKKeysManager* ret = MALLOC(sizeof(LDKKeysManager), "LDKKeysManager");
        *ret = KeysManager_new(seed_ref, network_conv, starting_time_secs, starting_time_nanos);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_KeysManager_1derive_1channel_1keys(JNIEnv * _env, jclass _b, jlong this_arg, jlong channel_value_satoshis, jlong params_1, jlong params_2) {
        LDKKeysManager* this_arg_conv = (LDKKeysManager*)this_arg;
-       LDKInMemoryChannelKeys* ret = malloc(sizeof(LDKInMemoryChannelKeys));
+       LDKInMemoryChannelKeys* ret = MALLOC(sizeof(LDKInMemoryChannelKeys), "LDKInMemoryChannelKeys");
        *ret = KeysManager_derive_channel_keys(this_arg_conv, channel_value_satoshis, params_1, params_2);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_KeysManager_1as_1KeysInterface(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKKeysManager* this_arg_conv = (LDKKeysManager*)this_arg;
-       LDKKeysInterface* ret = malloc(sizeof(LDKKeysInterface));
+       LDKKeysInterface* ret = MALLOC(sizeof(LDKKeysInterface), "LDKKeysInterface");
        *ret = KeysManager_as_KeysInterface(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelManager this_ptr_conv = *(LDKChannelManager*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelManager_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelDetails this_ptr_conv = *(LDKChannelDetails*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelDetails_free(this_ptr_conv);
 }
 
@@ -2368,13 +4201,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1cha
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelDetails* this_ptr_conv = (LDKChannelDetails*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelDetails_set_channel_id(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1remote_1network_1id(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelDetails* this_ptr_conv = (LDKChannelDetails*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelDetails_get_remote_network_id(this_ptr_conv);
        return (long)ret;
 }
@@ -2382,24 +4215,24 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1remote_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1remote_1network_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelDetails* this_ptr_conv = (LDKChannelDetails*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelDetails_set_remote_network_id(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1get_1counterparty_1features(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelDetails* this_ptr_conv = (LDKChannelDetails*)this_ptr;
-       LDKInitFeatures* ret = malloc(sizeof(LDKInitFeatures));
+       LDKInitFeatures* ret = MALLOC(sizeof(LDKInitFeatures), "LDKInitFeatures");
        *ret = ChannelDetails_get_counterparty_features(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1counterparty_1features(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelDetails* this_ptr_conv = (LDKChannelDetails*)this_ptr;
        LDKInitFeatures val_conv = *(LDKInitFeatures*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return ChannelDetails_set_counterparty_features(this_ptr_conv, val_conv);
 }
 
@@ -2455,58 +4288,70 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelDetails_1set_1is_1live(
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PaymentSendFailure_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKPaymentSendFailure this_ptr_conv = *(LDKPaymentSendFailure*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return PaymentSendFailure_free(this_ptr_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1new(JNIEnv * _env, jclass _b, jlong network, jlong fee_est, jlong monitor, jlong tx_broadcaster, jlong logger, jlong keys_manager, jlong config, jlong current_blockchain_height) {
-       LDKNetwork network_conv = *(LDKNetwork*)network;
-       free((void*)network);
-       LDKFeeEstimator *fee_est_conv = (LDKFeeEstimator*)fee_est;
-       LDKFeeEstimator_JCalls_clone(fee_est_conv->this_arg);
-       LDKManyChannelMonitor *monitor_conv = (LDKManyChannelMonitor*)monitor;
-       LDKManyChannelMonitor_JCalls_clone(monitor_conv->this_arg);
-       LDKBroadcasterInterface *tx_broadcaster_conv = (LDKBroadcasterInterface*)tx_broadcaster;
-       LDKBroadcasterInterface_JCalls_clone(tx_broadcaster_conv->this_arg);
-       LDKLogger *logger_conv = (LDKLogger*)logger;
-       LDKLogger_JCalls_clone(logger_conv->this_arg);
-       LDKKeysInterface *keys_manager_conv = (LDKKeysInterface*)keys_manager;
-       LDKKeysInterface_JCalls_clone(keys_manager_conv->this_arg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1new(JNIEnv * _env, jclass _b, jclass network, jlong fee_est, jlong chain_monitor, jlong tx_broadcaster, jlong logger, jlong keys_manager, jlong config, jlong current_blockchain_height) {
+       LDKNetwork network_conv = LDKNetwork_from_java(_env, network);
+       LDKFeeEstimator fee_est_conv = *(LDKFeeEstimator*)fee_est;
+       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_clone(fee_est_conv.this_arg);
+       }
+       LDKWatch chain_monitor_conv = *(LDKWatch*)chain_monitor;
+       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_clone(chain_monitor_conv.this_arg);
+       }
+       LDKBroadcasterInterface tx_broadcaster_conv = *(LDKBroadcasterInterface*)tx_broadcaster;
+       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_clone(tx_broadcaster_conv.this_arg);
+       }
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)keys_manager;
+       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_clone(keys_manager_conv.this_arg);
+       }
        LDKUserConfig config_conv = *(LDKUserConfig*)config;
-       free((void*)config);
-       config_conv._underlying_ref = false;
-       uintptr_t current_blockchain_height_conv = *(uintptr_t*)current_blockchain_height;
-       free((void*)current_blockchain_height);
-       LDKChannelManager* ret = malloc(sizeof(LDKChannelManager));
-       *ret = ChannelManager_new(network_conv, *fee_est_conv, *monitor_conv, *tx_broadcaster_conv, *logger_conv, *keys_manager_conv, config_conv, current_blockchain_height_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       FREE((void*)config);
+       config_conv.is_owned = true;
+       LDKChannelManager* ret = MALLOC(sizeof(LDKChannelManager), "LDKChannelManager");
+       *ret = ChannelManager_new(network_conv, fee_est_conv, chain_monitor_conv, tx_broadcaster_conv, logger_conv, keys_manager_conv, config_conv, current_blockchain_height);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1create_1channel(JNIEnv * _env, jclass _b, jlong this_arg, jlong their_network_key, jlong channel_value_satoshis, jlong push_msat, jlong user_id, jlong override_config) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
        LDKPublicKey their_network_key_conv = *(LDKPublicKey*)their_network_key;
-       free((void*)their_network_key);
+       FREE((void*)their_network_key);
        LDKUserConfig override_config_conv = *(LDKUserConfig*)override_config;
-       free((void*)override_config);
-       override_config_conv._underlying_ref = false;
-       LDKCResult_NoneAPIErrorZ* ret = malloc(sizeof(LDKCResult_NoneAPIErrorZ));
+       FREE((void*)override_config);
+       override_config_conv.is_owned = true;
+       LDKCResult_NoneAPIErrorZ* ret = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret = ChannelManager_create_channel(this_arg_conv, their_network_key_conv, channel_value_satoshis, push_msat, user_id, override_config_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1channels(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
-       LDKCVec_ChannelDetailsZ* ret = malloc(sizeof(LDKCVec_ChannelDetailsZ));
+       LDKCVec_ChannelDetailsZ* ret = MALLOC(sizeof(LDKCVec_ChannelDetailsZ), "LDKCVec_ChannelDetailsZ");
        *ret = ChannelManager_list_channels(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1list_1usable_1channels(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
-       LDKCVec_ChannelDetailsZ* ret = malloc(sizeof(LDKCVec_ChannelDetailsZ));
+       LDKCVec_ChannelDetailsZ* ret = MALLOC(sizeof(LDKCVec_ChannelDetailsZ), "LDKCVec_ChannelDetailsZ");
        *ret = ChannelManager_list_usable_channels(this_arg_conv);
        return (long)ret;
 }
@@ -2516,7 +4361,7 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1close_1channe
        unsigned char channel_id_arr[32];
        (*_env)->GetByteArrayRegion (_env, channel_id, 0, 32, channel_id_arr);
        unsigned char (*channel_id_ref)[32] = &channel_id_arr;
-       LDKCResult_NoneAPIErrorZ* ret = malloc(sizeof(LDKCResult_NoneAPIErrorZ));
+       LDKCResult_NoneAPIErrorZ* ret = MALLOC(sizeof(LDKCResult_NoneAPIErrorZ), "LDKCResult_NoneAPIErrorZ");
        *ret = ChannelManager_close_channel(this_arg_conv, channel_id_ref);
        return (long)ret;
 }
@@ -2538,10 +4383,10 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1send_1payment
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
        LDKRoute* route_conv = (LDKRoute*)route;
        LDKThirtyTwoBytes payment_hash_conv = *(LDKThirtyTwoBytes*)payment_hash;
-       free((void*)payment_hash);
+       FREE((void*)payment_hash);
        LDKThirtyTwoBytes payment_secret_conv = *(LDKThirtyTwoBytes*)payment_secret;
-       free((void*)payment_secret);
-       LDKCResult_NonePaymentSendFailureZ* ret = malloc(sizeof(LDKCResult_NonePaymentSendFailureZ));
+       FREE((void*)payment_secret);
+       LDKCResult_NonePaymentSendFailureZ* ret = MALLOC(sizeof(LDKCResult_NonePaymentSendFailureZ), "LDKCResult_NonePaymentSendFailureZ");
        *ret = ChannelManager_send_payment(this_arg_conv, route_conv, payment_hash_conv, payment_secret_conv);
        return (long)ret;
 }
@@ -2552,19 +4397,19 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1funding_1trans
        (*_env)->GetByteArrayRegion (_env, temporary_channel_id, 0, 32, temporary_channel_id_arr);
        unsigned char (*temporary_channel_id_ref)[32] = &temporary_channel_id_arr;
        LDKOutPoint funding_txo_conv = *(LDKOutPoint*)funding_txo;
-       free((void*)funding_txo);
-       funding_txo_conv._underlying_ref = false;
+       FREE((void*)funding_txo);
+       funding_txo_conv.is_owned = true;
        return ChannelManager_funding_transaction_generated(this_arg_conv, temporary_channel_id_ref, funding_txo_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1broadcast_1node_1announcement(JNIEnv * _env, jclass _b, jlong this_arg, jlong rgb, jlong alias, jlong addresses) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
        LDKThreeBytes rgb_conv = *(LDKThreeBytes*)rgb;
-       free((void*)rgb);
+       FREE((void*)rgb);
        LDKThirtyTwoBytes alias_conv = *(LDKThirtyTwoBytes*)alias;
-       free((void*)alias);
+       FREE((void*)alias);
        LDKCVec_NetAddressZ addresses_conv = *(LDKCVec_NetAddressZ*)addresses;
-       free((void*)addresses);
+       FREE((void*)addresses);
        return ChannelManager_broadcast_node_announcement(this_arg_conv, rgb_conv, alias_conv, addresses_conv);
 }
 
@@ -2584,22 +4429,22 @@ JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelManager_1fail_1htlc
        (*_env)->GetByteArrayRegion (_env, payment_hash, 0, 32, payment_hash_arr);
        unsigned char (*payment_hash_ref)[32] = &payment_hash_arr;
        LDKThirtyTwoBytes payment_secret_conv = *(LDKThirtyTwoBytes*)payment_secret;
-       free((void*)payment_secret);
+       FREE((void*)payment_secret);
        return ChannelManager_fail_htlc_backwards(this_arg_conv, payment_hash_ref, payment_secret_conv);
 }
 
 JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ChannelManager_1claim_1funds(JNIEnv * _env, jclass _b, jlong this_arg, jlong payment_preimage, jlong payment_secret, jlong expected_amount) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
        LDKThirtyTwoBytes payment_preimage_conv = *(LDKThirtyTwoBytes*)payment_preimage;
-       free((void*)payment_preimage);
+       FREE((void*)payment_preimage);
        LDKThirtyTwoBytes payment_secret_conv = *(LDKThirtyTwoBytes*)payment_secret;
-       free((void*)payment_secret);
+       FREE((void*)payment_secret);
        return ChannelManager_claim_funds(this_arg_conv, payment_preimage_conv, payment_secret_conv, expected_amount);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1get_1our_1node_1id(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelManager_get_our_node_id(this_arg_conv);
        return (long)ret;
 }
@@ -2612,36 +4457,47 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1channel_1monit
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1MessageSendEventsProvider(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
-       LDKMessageSendEventsProvider* ret = malloc(sizeof(LDKMessageSendEventsProvider));
+       LDKMessageSendEventsProvider* ret = MALLOC(sizeof(LDKMessageSendEventsProvider), "LDKMessageSendEventsProvider");
        *ret = ChannelManager_as_MessageSendEventsProvider(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1EventsProvider(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
-       LDKEventsProvider* ret = malloc(sizeof(LDKEventsProvider));
+       LDKEventsProvider* ret = MALLOC(sizeof(LDKEventsProvider), "LDKEventsProvider");
        *ret = ChannelManager_as_EventsProvider(this_arg_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1ChainListener(JNIEnv * _env, jclass _b, jlong this_arg) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1block_1connected(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header, jlong txdata, jint height) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
-       LDKChainListener* ret = malloc(sizeof(LDKChainListener));
-       *ret = ChannelManager_as_ChainListener(this_arg_conv);
-       return (long)ret;
+       unsigned char header_arr[80];
+       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
+       unsigned char (*header_ref)[80] = &header_arr;
+       LDKCVec_C2Tuple_usizeTransactionZZ txdata_conv = *(LDKCVec_C2Tuple_usizeTransactionZZ*)txdata;
+       FREE((void*)txdata);
+       return ChannelManager_block_connected(this_arg_conv, header_ref, txdata_conv, height);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManager_1block_1disconnected(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray header) {
+       LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
+       unsigned char header_arr[80];
+       (*_env)->GetByteArrayRegion (_env, header, 0, 80, header_arr);
+       unsigned char (*header_ref)[80] = &header_arr;
+       return ChannelManager_block_disconnected(this_arg_conv, header_ref);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManager_1as_1ChannelMessageHandler(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKChannelManager* this_arg_conv = (LDKChannelManager*)this_arg;
-       LDKChannelMessageHandler* ret = malloc(sizeof(LDKChannelMessageHandler));
+       LDKChannelMessageHandler* ret = MALLOC(sizeof(LDKChannelMessageHandler), "LDKChannelMessageHandler");
        *ret = ChannelManager_as_ChannelMessageHandler(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelManagerReadArgs this_ptr_conv = *(LDKChannelManagerReadArgs*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelManagerReadArgs_free(this_ptr_conv);
 }
 
@@ -2653,9 +4509,12 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1keys_1manager(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       LDKKeysInterface *val_conv = (LDKKeysInterface*)val;
-       LDKKeysInterface_JCalls_clone(val_conv->this_arg);
-       return ChannelManagerReadArgs_set_keys_manager(this_ptr_conv, *val_conv);
+       LDKKeysInterface val_conv = *(LDKKeysInterface*)val;
+       if (val_conv.free == LDKKeysInterface_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKKeysInterface_JCalls_clone(val_conv.this_arg);
+       }
+       return ChannelManagerReadArgs_set_keys_manager(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1fee_1estimator(JNIEnv * _env, jclass _b, jlong this_ptr) {
@@ -2666,22 +4525,28 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1fee_1estimator(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       LDKFeeEstimator *val_conv = (LDKFeeEstimator*)val;
-       LDKFeeEstimator_JCalls_clone(val_conv->this_arg);
-       return ChannelManagerReadArgs_set_fee_estimator(this_ptr_conv, *val_conv);
+       LDKFeeEstimator val_conv = *(LDKFeeEstimator*)val;
+       if (val_conv.free == LDKFeeEstimator_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKFeeEstimator_JCalls_clone(val_conv.this_arg);
+       }
+       return ChannelManagerReadArgs_set_fee_estimator(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1monitor(JNIEnv * _env, jclass _b, jlong this_ptr) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1chain_1monitor(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       long ret = (long)ChannelManagerReadArgs_get_monitor(this_ptr_conv);
+       long ret = (long)ChannelManagerReadArgs_get_chain_monitor(this_ptr_conv);
        return ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1monitor(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1chain_1monitor(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       LDKManyChannelMonitor *val_conv = (LDKManyChannelMonitor*)val;
-       LDKManyChannelMonitor_JCalls_clone(val_conv->this_arg);
-       return ChannelManagerReadArgs_set_monitor(this_ptr_conv, *val_conv);
+       LDKWatch val_conv = *(LDKWatch*)val;
+       if (val_conv.free == LDKWatch_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKWatch_JCalls_clone(val_conv.this_arg);
+       }
+       return ChannelManagerReadArgs_set_chain_monitor(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1tx_1broadcaster(JNIEnv * _env, jclass _b, jlong this_ptr) {
@@ -2692,212 +4557,103 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1tx_1broadcaster(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       LDKBroadcasterInterface *val_conv = (LDKBroadcasterInterface*)val;
-       LDKBroadcasterInterface_JCalls_clone(val_conv->this_arg);
-       return ChannelManagerReadArgs_set_tx_broadcaster(this_ptr_conv, *val_conv);
+       LDKBroadcasterInterface val_conv = *(LDKBroadcasterInterface*)val;
+       if (val_conv.free == LDKBroadcasterInterface_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKBroadcasterInterface_JCalls_clone(val_conv.this_arg);
+       }
+       return ChannelManagerReadArgs_set_tx_broadcaster(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1logger(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
        long ret = (long)ChannelManagerReadArgs_get_logger(this_ptr_conv);
-       return ret;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1logger(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
-       LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       LDKLogger *val_conv = (LDKLogger*)val;
-       LDKLogger_JCalls_clone(val_conv->this_arg);
-       return ChannelManagerReadArgs_set_logger(this_ptr_conv, *val_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1default_1config(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       LDKUserConfig* ret = malloc(sizeof(LDKUserConfig));
-       *ret = ChannelManagerReadArgs_get_default_config(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
-       return (long)ret;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1default_1config(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
-       LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
-       LDKUserConfig val_conv = *(LDKUserConfig*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
-       return ChannelManagerReadArgs_set_default_config(this_ptr_conv, val_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1new(JNIEnv * _env, jclass _b, jlong keys_manager, jlong fee_estimator, jlong monitor, jlong tx_broadcaster, jlong logger, jlong default_config, jlong channel_monitors) {
-       LDKKeysInterface *keys_manager_conv = (LDKKeysInterface*)keys_manager;
-       LDKKeysInterface_JCalls_clone(keys_manager_conv->this_arg);
-       LDKFeeEstimator *fee_estimator_conv = (LDKFeeEstimator*)fee_estimator;
-       LDKFeeEstimator_JCalls_clone(fee_estimator_conv->this_arg);
-       LDKManyChannelMonitor *monitor_conv = (LDKManyChannelMonitor*)monitor;
-       LDKManyChannelMonitor_JCalls_clone(monitor_conv->this_arg);
-       LDKBroadcasterInterface *tx_broadcaster_conv = (LDKBroadcasterInterface*)tx_broadcaster;
-       LDKBroadcasterInterface_JCalls_clone(tx_broadcaster_conv->this_arg);
-       LDKLogger *logger_conv = (LDKLogger*)logger;
-       LDKLogger_JCalls_clone(logger_conv->this_arg);
-       LDKUserConfig default_config_conv = *(LDKUserConfig*)default_config;
-       free((void*)default_config);
-       default_config_conv._underlying_ref = false;
-       LDKCVec_ChannelMonitorZ channel_monitors_conv = *(LDKCVec_ChannelMonitorZ*)channel_monitors;
-       free((void*)channel_monitors);
-       LDKChannelManagerReadArgs* ret = malloc(sizeof(LDKChannelManagerReadArgs));
-       *ret = ChannelManagerReadArgs_new(*keys_manager_conv, *fee_estimator_conv, *monitor_conv, *tx_broadcaster_conv, *logger_conv, default_config_conv, channel_monitors_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
-       return (long)ret;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChannelMonitorUpdate this_ptr_conv = *(LDKChannelMonitorUpdate*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return ChannelMonitorUpdate_free(this_ptr_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1get_1update_1id(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChannelMonitorUpdate* this_ptr_conv = (LDKChannelMonitorUpdate*)this_ptr;
-       return ChannelMonitorUpdate_get_update_id(this_ptr_conv);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1set_1update_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
-       LDKChannelMonitorUpdate* this_ptr_conv = (LDKChannelMonitorUpdate*)this_ptr;
-       return ChannelMonitorUpdate_set_update_id(this_ptr_conv, val);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1write(JNIEnv * _env, jclass _b, jlong obj) {
-       LDKChannelMonitorUpdate* obj_conv = (LDKChannelMonitorUpdate*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
-       *ret = ChannelMonitorUpdate_write(obj_conv);
-       return (long)ret;
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitorUpdate_1read(JNIEnv * _env, jclass _b, jlong ser) {
-       LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKChannelMonitorUpdate* ret = malloc(sizeof(LDKChannelMonitorUpdate));
-       *ret = ChannelMonitorUpdate_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
-       return (long)ret;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MonitorUpdateError_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKMonitorUpdateError this_ptr_conv = *(LDKMonitorUpdateError*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return MonitorUpdateError_free(this_ptr_conv);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MonitorEvent_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKMonitorEvent this_ptr_conv = *(LDKMonitorEvent*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return MonitorEvent_free(this_ptr_conv);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKHTLCUpdate this_ptr_conv = *(LDKHTLCUpdate*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return HTLCUpdate_free(this_ptr_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1write(JNIEnv * _env, jclass _b, jlong obj) {
-       LDKHTLCUpdate* obj_conv = (LDKHTLCUpdate*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
-       *ret = HTLCUpdate_write(obj_conv);
-       return (long)ret;
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HTLCUpdate_1read(JNIEnv * _env, jclass _b, jlong ser) {
-       LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKHTLCUpdate* ret = malloc(sizeof(LDKHTLCUpdate));
-       *ret = HTLCUpdate_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
-       return (long)ret;
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChannelMonitor this_ptr_conv = *(LDKChannelMonitor*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return ChannelMonitor_free(this_ptr_conv);
-}
-
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ManyChannelMonitor_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKManyChannelMonitor *this_ptr_conv = (LDKManyChannelMonitor*)this_ptr;
-       return ManyChannelMonitor_free(*this_ptr_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1update_1monitor(JNIEnv * _env, jclass _b, jlong this_arg, jlong updates, jlong broadcaster, jlong logger) {
-       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
-       LDKChannelMonitorUpdate updates_conv = *(LDKChannelMonitorUpdate*)updates;
-       free((void*)updates);
-       updates_conv._underlying_ref = false;
-       LDKBroadcasterInterface* broadcaster_conv = (LDKBroadcasterInterface*)broadcaster;
-       LDKLogger* logger_conv = (LDKLogger*)logger;
-       LDKCResult_NoneMonitorUpdateErrorZ* ret = malloc(sizeof(LDKCResult_NoneMonitorUpdateErrorZ));
-       *ret = ChannelMonitor_update_monitor(this_arg_conv, updates_conv, broadcaster_conv, logger_conv);
-       return (long)ret;
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1latest_1update_1id(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
-       return ChannelMonitor_get_latest_update_id(this_arg_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1funding_1txo(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
-       LDKC2Tuple_OutPointScriptZ* ret = malloc(sizeof(LDKC2Tuple_OutPointScriptZ));
-       *ret = ChannelMonitor_get_funding_txo(this_arg_conv);
-       return (long)ret;
+       return ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1and_1clear_1pending_1monitor_1events(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
-       LDKCVec_MonitorEventZ* ret = malloc(sizeof(LDKCVec_MonitorEventZ));
-       *ret = ChannelMonitor_get_and_clear_pending_monitor_events(this_arg_conv);
-       return (long)ret;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1logger(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
+       LDKLogger val_conv = *(LDKLogger*)val;
+       if (val_conv.free == LDKLogger_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKLogger_JCalls_clone(val_conv.this_arg);
+       }
+       return ChannelManagerReadArgs_set_logger(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1and_1clear_1pending_1events(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
-       LDKCVec_EventZ* ret = malloc(sizeof(LDKCVec_EventZ));
-       *ret = ChannelMonitor_get_and_clear_pending_events(this_arg_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1get_1default_1config(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
+       LDKUserConfig* ret = MALLOC(sizeof(LDKUserConfig), "LDKUserConfig");
+       *ret = ChannelManagerReadArgs_get_default_config(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelMonitor_1get_1latest_1local_1commitment_1txn(JNIEnv * _env, jclass _b, jlong this_arg, jlong logger) {
-       LDKChannelMonitor* this_arg_conv = (LDKChannelMonitor*)this_arg;
-       LDKLogger* logger_conv = (LDKLogger*)logger;
-       LDKCVec_TransactionZ* ret = malloc(sizeof(LDKCVec_TransactionZ));
-       *ret = ChannelMonitor_get_latest_local_commitment_txn(this_arg_conv, logger_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1set_1default_1config(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKChannelManagerReadArgs* this_ptr_conv = (LDKChannelManagerReadArgs*)this_ptr;
+       LDKUserConfig val_conv = *(LDKUserConfig*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return ChannelManagerReadArgs_set_default_config(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelManagerReadArgs_1new(JNIEnv * _env, jclass _b, jlong keys_manager, jlong fee_estimator, jlong chain_monitor, jlong tx_broadcaster, jlong logger, jlong default_config, jlong channel_monitors) {
+       LDKKeysInterface keys_manager_conv = *(LDKKeysInterface*)keys_manager;
+       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_clone(keys_manager_conv.this_arg);
+       }
+       LDKFeeEstimator fee_estimator_conv = *(LDKFeeEstimator*)fee_estimator;
+       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_clone(fee_estimator_conv.this_arg);
+       }
+       LDKWatch chain_monitor_conv = *(LDKWatch*)chain_monitor;
+       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_clone(chain_monitor_conv.this_arg);
+       }
+       LDKBroadcasterInterface tx_broadcaster_conv = *(LDKBroadcasterInterface*)tx_broadcaster;
+       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_clone(tx_broadcaster_conv.this_arg);
+       }
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       LDKUserConfig default_config_conv = *(LDKUserConfig*)default_config;
+       FREE((void*)default_config);
+       default_config_conv.is_owned = true;
+       LDKCVec_ChannelMonitorZ channel_monitors_conv = *(LDKCVec_ChannelMonitorZ*)channel_monitors;
+       FREE((void*)channel_monitors);
+       LDKChannelManagerReadArgs* ret = MALLOC(sizeof(LDKChannelManagerReadArgs), "LDKChannelManagerReadArgs");
+       *ret = ChannelManagerReadArgs_new(keys_manager_conv, fee_estimator_conv, chain_monitor_conv, tx_broadcaster_conv, logger_conv, default_config_conv, channel_monitors_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DecodeError_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKDecodeError this_ptr_conv = *(LDKDecodeError*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return DecodeError_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Init_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKInit this_ptr_conv = *(LDKInit*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return Init_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKErrorMessage this_ptr_conv = *(LDKErrorMessage*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ErrorMessage_free(this_ptr_conv);
 }
 
@@ -2911,13 +4667,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1get_1chann
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKErrorMessage* this_ptr_conv = (LDKErrorMessage*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ErrorMessage_set_channel_id(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1get_1data(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKErrorMessage* this_ptr_conv = (LDKErrorMessage*)this_ptr;
-       LDKStr* ret = malloc(sizeof(LDKStr));
+       LDKStr* ret = MALLOC(sizeof(LDKStr), "LDKStr");
        *ret = ErrorMessage_get_data(this_ptr_conv);
        return (long)ret;
 }
@@ -2925,26 +4681,26 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1get_1data(JNIEn
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1set_1data(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKErrorMessage* this_ptr_conv = (LDKErrorMessage*)this_ptr;
        LDKCVec_u8Z val_conv = *(LDKCVec_u8Z*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ErrorMessage_set_data(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong data_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKCVec_u8Z data_arg_conv = *(LDKCVec_u8Z*)data_arg;
-       free((void*)data_arg);
-       LDKErrorMessage* ret = malloc(sizeof(LDKErrorMessage));
+       FREE((void*)data_arg);
+       LDKErrorMessage* ret = MALLOC(sizeof(LDKErrorMessage), "LDKErrorMessage");
        *ret = ErrorMessage_new(channel_id_arg_conv, data_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Ping_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKPing this_ptr_conv = *(LDKPing*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return Ping_free(this_ptr_conv);
 }
 
@@ -2969,17 +4725,17 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Ping_1set_1byteslen(JNIEnv * _
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Ping_1new(JNIEnv * _env, jclass _b, jshort ponglen_arg, jshort byteslen_arg) {
-       LDKPing* ret = malloc(sizeof(LDKPing));
+       LDKPing* ret = MALLOC(sizeof(LDKPing), "LDKPing");
        *ret = Ping_new(ponglen_arg, byteslen_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Pong_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKPong this_ptr_conv = *(LDKPong*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return Pong_free(this_ptr_conv);
 }
 
@@ -2994,17 +4750,17 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Pong_1set_1byteslen(JNIEnv * _
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Pong_1new(JNIEnv * _env, jclass _b, jshort byteslen_arg) {
-       LDKPong* ret = malloc(sizeof(LDKPong));
+       LDKPong* ret = MALLOC(sizeof(LDKPong), "LDKPong");
        *ret = Pong_new(byteslen_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOpenChannel this_ptr_conv = *(LDKOpenChannel*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return OpenChannel_free(this_ptr_conv);
 }
 
@@ -3018,7 +4774,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1chain_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_chain_hash(this_ptr_conv, val_conv);
 }
 
@@ -3032,7 +4788,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1tempor
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1temporary_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_temporary_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3128,7 +4884,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1max_1accepte
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1funding_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = OpenChannel_get_funding_pubkey(this_ptr_conv);
        return (long)ret;
 }
@@ -3136,13 +4892,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1funding_1pu
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1funding_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_funding_pubkey(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1revocation_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = OpenChannel_get_revocation_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -3150,13 +4906,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1revocation_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1revocation_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_revocation_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1payment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = OpenChannel_get_payment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -3164,13 +4920,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1payment_1po
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1payment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_payment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1delayed_1payment_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = OpenChannel_get_delayed_payment_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -3178,13 +4934,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1delayed_1pa
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1delayed_1payment_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_delayed_payment_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1htlc_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = OpenChannel_get_htlc_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -3192,13 +4948,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1htlc_1basep
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1htlc_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_htlc_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1first_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = OpenChannel_get_first_per_commitment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -3206,7 +4962,7 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1get_1first_1per_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1first_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKOpenChannel* this_ptr_conv = (LDKOpenChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return OpenChannel_set_first_per_commitment_point(this_ptr_conv, val_conv);
 }
 
@@ -3222,8 +4978,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_OpenChannel_1set_1channel_1fla
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAcceptChannel this_ptr_conv = *(LDKAcceptChannel*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return AcceptChannel_free(this_ptr_conv);
 }
 
@@ -3237,7 +4993,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1temp
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1temporary_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AcceptChannel_set_temporary_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3313,7 +5069,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1max_1accep
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1funding_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = AcceptChannel_get_funding_pubkey(this_ptr_conv);
        return (long)ret;
 }
@@ -3321,13 +5077,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1funding_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1funding_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AcceptChannel_set_funding_pubkey(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1revocation_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = AcceptChannel_get_revocation_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -3335,13 +5091,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1revocatio
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1revocation_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AcceptChannel_set_revocation_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1payment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = AcceptChannel_get_payment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -3349,13 +5105,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1payment_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1payment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AcceptChannel_set_payment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1delayed_1payment_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = AcceptChannel_get_delayed_payment_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -3363,13 +5119,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1delayed_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1delayed_1payment_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AcceptChannel_set_delayed_payment_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1htlc_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = AcceptChannel_get_htlc_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -3377,13 +5133,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1htlc_1bas
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1htlc_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AcceptChannel_set_htlc_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1first_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = AcceptChannel_get_first_per_commitment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -3391,14 +5147,14 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1get_1first_1pe
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1set_1first_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAcceptChannel* this_ptr_conv = (LDKAcceptChannel*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AcceptChannel_set_first_per_commitment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKFundingCreated this_ptr_conv = *(LDKFundingCreated*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return FundingCreated_free(this_ptr_conv);
 }
 
@@ -3412,7 +5168,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1tem
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1temporary_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKFundingCreated* this_ptr_conv = (LDKFundingCreated*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return FundingCreated_set_temporary_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3426,7 +5182,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1fun
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1funding_1txid(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKFundingCreated* this_ptr_conv = (LDKFundingCreated*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return FundingCreated_set_funding_txid(this_ptr_conv, val_conv);
 }
 
@@ -3442,7 +5198,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1funding_1
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKFundingCreated* this_ptr_conv = (LDKFundingCreated*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = FundingCreated_get_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -3450,28 +5206,28 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingCreated_1get_1signatur
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingCreated_1set_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKFundingCreated* this_ptr_conv = (LDKFundingCreated*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return FundingCreated_set_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingCreated_1new(JNIEnv * _env, jclass _b, jlong temporary_channel_id_arg, jlong funding_txid_arg, jshort funding_output_index_arg, jlong signature_arg) {
        LDKThirtyTwoBytes temporary_channel_id_arg_conv = *(LDKThirtyTwoBytes*)temporary_channel_id_arg;
-       free((void*)temporary_channel_id_arg);
+       FREE((void*)temporary_channel_id_arg);
        LDKThirtyTwoBytes funding_txid_arg_conv = *(LDKThirtyTwoBytes*)funding_txid_arg;
-       free((void*)funding_txid_arg);
+       FREE((void*)funding_txid_arg);
        LDKSignature signature_arg_conv = *(LDKSignature*)signature_arg;
-       free((void*)signature_arg);
-       LDKFundingCreated* ret = malloc(sizeof(LDKFundingCreated));
+       FREE((void*)signature_arg);
+       LDKFundingCreated* ret = MALLOC(sizeof(LDKFundingCreated), "LDKFundingCreated");
        *ret = FundingCreated_new(temporary_channel_id_arg_conv, funding_txid_arg_conv, funding_output_index_arg, signature_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingSigned_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKFundingSigned this_ptr_conv = *(LDKFundingSigned*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return FundingSigned_free(this_ptr_conv);
 }
 
@@ -3485,13 +5241,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_FundingSigned_1get_1chan
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingSigned_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKFundingSigned* this_ptr_conv = (LDKFundingSigned*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return FundingSigned_set_channel_id(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingSigned_1get_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKFundingSigned* this_ptr_conv = (LDKFundingSigned*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = FundingSigned_get_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -3499,26 +5255,26 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingSigned_1get_1signature
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingSigned_1set_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKFundingSigned* this_ptr_conv = (LDKFundingSigned*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return FundingSigned_set_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingSigned_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong signature_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKSignature signature_arg_conv = *(LDKSignature*)signature_arg;
-       free((void*)signature_arg);
-       LDKFundingSigned* ret = malloc(sizeof(LDKFundingSigned));
+       FREE((void*)signature_arg);
+       LDKFundingSigned* ret = MALLOC(sizeof(LDKFundingSigned), "LDKFundingSigned");
        *ret = FundingSigned_new(channel_id_arg_conv, signature_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingLocked_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKFundingLocked this_ptr_conv = *(LDKFundingLocked*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return FundingLocked_free(this_ptr_conv);
 }
 
@@ -3532,13 +5288,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_FundingLocked_1get_1chan
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingLocked_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKFundingLocked* this_ptr_conv = (LDKFundingLocked*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return FundingLocked_set_channel_id(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingLocked_1get_1next_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKFundingLocked* this_ptr_conv = (LDKFundingLocked*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = FundingLocked_get_next_per_commitment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -3546,26 +5302,26 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingLocked_1get_1next_1per
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_FundingLocked_1set_1next_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKFundingLocked* this_ptr_conv = (LDKFundingLocked*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return FundingLocked_set_next_per_commitment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingLocked_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong next_per_commitment_point_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKPublicKey next_per_commitment_point_arg_conv = *(LDKPublicKey*)next_per_commitment_point_arg;
-       free((void*)next_per_commitment_point_arg);
-       LDKFundingLocked* ret = malloc(sizeof(LDKFundingLocked));
+       FREE((void*)next_per_commitment_point_arg);
+       LDKFundingLocked* ret = MALLOC(sizeof(LDKFundingLocked), "LDKFundingLocked");
        *ret = FundingLocked_new(channel_id_arg_conv, next_per_commitment_point_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Shutdown_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKShutdown this_ptr_conv = *(LDKShutdown*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return Shutdown_free(this_ptr_conv);
 }
 
@@ -3579,13 +5335,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_Shutdown_1get_1channel_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Shutdown_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKShutdown* this_ptr_conv = (LDKShutdown*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return Shutdown_set_channel_id(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Shutdown_1get_1scriptpubkey(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKShutdown* this_ptr_conv = (LDKShutdown*)this_ptr;
-       LDKu8slice* ret = malloc(sizeof(LDKu8slice));
+       LDKu8slice* ret = MALLOC(sizeof(LDKu8slice), "LDKu8slice");
        *ret = Shutdown_get_scriptpubkey(this_ptr_conv);
        return (long)ret;
 }
@@ -3593,26 +5349,26 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Shutdown_1get_1scriptpubkey(J
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Shutdown_1set_1scriptpubkey(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKShutdown* this_ptr_conv = (LDKShutdown*)this_ptr;
        LDKCVec_u8Z val_conv = *(LDKCVec_u8Z*)val;
-       free((void*)val);
+       FREE((void*)val);
        return Shutdown_set_scriptpubkey(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Shutdown_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong scriptpubkey_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKCVec_u8Z scriptpubkey_arg_conv = *(LDKCVec_u8Z*)scriptpubkey_arg;
-       free((void*)scriptpubkey_arg);
-       LDKShutdown* ret = malloc(sizeof(LDKShutdown));
+       FREE((void*)scriptpubkey_arg);
+       LDKShutdown* ret = MALLOC(sizeof(LDKShutdown), "LDKShutdown");
        *ret = Shutdown_new(channel_id_arg_conv, scriptpubkey_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKClosingSigned this_ptr_conv = *(LDKClosingSigned*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ClosingSigned_free(this_ptr_conv);
 }
 
@@ -3626,7 +5382,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1chan
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKClosingSigned* this_ptr_conv = (LDKClosingSigned*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ClosingSigned_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3642,7 +5398,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1fee_1satos
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKClosingSigned* this_ptr_conv = (LDKClosingSigned*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = ClosingSigned_get_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -3650,26 +5406,26 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1get_1signature
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1set_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKClosingSigned* this_ptr_conv = (LDKClosingSigned*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ClosingSigned_set_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong fee_satoshis_arg, jlong signature_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKSignature signature_arg_conv = *(LDKSignature*)signature_arg;
-       free((void*)signature_arg);
-       LDKClosingSigned* ret = malloc(sizeof(LDKClosingSigned));
+       FREE((void*)signature_arg);
+       LDKClosingSigned* ret = MALLOC(sizeof(LDKClosingSigned), "LDKClosingSigned");
        *ret = ClosingSigned_new(channel_id_arg_conv, fee_satoshis_arg, signature_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUpdateAddHTLC this_ptr_conv = *(LDKUpdateAddHTLC*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UpdateAddHTLC_free(this_ptr_conv);
 }
 
@@ -3683,7 +5439,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1chan
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUpdateAddHTLC* this_ptr_conv = (LDKUpdateAddHTLC*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UpdateAddHTLC_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3717,7 +5473,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1get_1paym
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1payment_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUpdateAddHTLC* this_ptr_conv = (LDKUpdateAddHTLC*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UpdateAddHTLC_set_payment_hash(this_ptr_conv, val_conv);
 }
 
@@ -3733,8 +5489,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1set_1cltv_1expi
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUpdateFulfillHTLC this_ptr_conv = *(LDKUpdateFulfillHTLC*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UpdateFulfillHTLC_free(this_ptr_conv);
 }
 
@@ -3748,7 +5504,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1get_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUpdateFulfillHTLC* this_ptr_conv = (LDKUpdateFulfillHTLC*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UpdateFulfillHTLC_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3772,26 +5528,26 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1get_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1set_1payment_1preimage(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUpdateFulfillHTLC* this_ptr_conv = (LDKUpdateFulfillHTLC*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UpdateFulfillHTLC_set_payment_preimage(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong htlc_id_arg, jlong payment_preimage_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKThirtyTwoBytes payment_preimage_arg_conv = *(LDKThirtyTwoBytes*)payment_preimage_arg;
-       free((void*)payment_preimage_arg);
-       LDKUpdateFulfillHTLC* ret = malloc(sizeof(LDKUpdateFulfillHTLC));
+       FREE((void*)payment_preimage_arg);
+       LDKUpdateFulfillHTLC* ret = MALLOC(sizeof(LDKUpdateFulfillHTLC), "LDKUpdateFulfillHTLC");
        *ret = UpdateFulfillHTLC_new(channel_id_arg_conv, htlc_id_arg, payment_preimage_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUpdateFailHTLC this_ptr_conv = *(LDKUpdateFailHTLC*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UpdateFailHTLC_free(this_ptr_conv);
 }
 
@@ -3805,7 +5561,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1get_1cha
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUpdateFailHTLC* this_ptr_conv = (LDKUpdateFailHTLC*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UpdateFailHTLC_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3821,8 +5577,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1set_1htlc_1id(
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUpdateFailMalformedHTLC this_ptr_conv = *(LDKUpdateFailMalformedHTLC*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UpdateFailMalformedHTLC_free(this_ptr_conv);
 }
 
@@ -3836,7 +5592,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUpdateFailMalformedHTLC* this_ptr_conv = (LDKUpdateFailMalformedHTLC*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UpdateFailMalformedHTLC_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3862,8 +5618,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1set_1
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKCommitmentSigned this_ptr_conv = *(LDKCommitmentSigned*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return CommitmentSigned_free(this_ptr_conv);
 }
 
@@ -3877,13 +5633,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1c
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentSigned* this_ptr_conv = (LDKCommitmentSigned*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return CommitmentSigned_set_channel_id(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKCommitmentSigned* this_ptr_conv = (LDKCommitmentSigned*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = CommitmentSigned_get_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -3891,35 +5647,35 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1get_1signat
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentSigned* this_ptr_conv = (LDKCommitmentSigned*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return CommitmentSigned_set_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1set_1htlc_1signatures(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentSigned* this_ptr_conv = (LDKCommitmentSigned*)this_ptr;
        LDKCVec_SignatureZ val_conv = *(LDKCVec_SignatureZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return CommitmentSigned_set_htlc_signatures(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong signature_arg, jlong htlc_signatures_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKSignature signature_arg_conv = *(LDKSignature*)signature_arg;
-       free((void*)signature_arg);
+       FREE((void*)signature_arg);
        LDKCVec_SignatureZ htlc_signatures_arg_conv = *(LDKCVec_SignatureZ*)htlc_signatures_arg;
-       free((void*)htlc_signatures_arg);
-       LDKCommitmentSigned* ret = malloc(sizeof(LDKCommitmentSigned));
+       FREE((void*)htlc_signatures_arg);
+       LDKCommitmentSigned* ret = MALLOC(sizeof(LDKCommitmentSigned), "LDKCommitmentSigned");
        *ret = CommitmentSigned_new(channel_id_arg_conv, signature_arg_conv, htlc_signatures_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRevokeAndACK this_ptr_conv = *(LDKRevokeAndACK*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return RevokeAndACK_free(this_ptr_conv);
 }
 
@@ -3933,7 +5689,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1chann
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKRevokeAndACK* this_ptr_conv = (LDKRevokeAndACK*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return RevokeAndACK_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -3947,13 +5703,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1per_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1per_1commitment_1secret(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKRevokeAndACK* this_ptr_conv = (LDKRevokeAndACK*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return RevokeAndACK_set_per_commitment_secret(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1next_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRevokeAndACK* this_ptr_conv = (LDKRevokeAndACK*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = RevokeAndACK_get_next_per_commitment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -3961,28 +5717,28 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1get_1next_1per_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1set_1next_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKRevokeAndACK* this_ptr_conv = (LDKRevokeAndACK*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return RevokeAndACK_set_next_per_commitment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong per_commitment_secret_arg, jlong next_per_commitment_point_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKThirtyTwoBytes per_commitment_secret_arg_conv = *(LDKThirtyTwoBytes*)per_commitment_secret_arg;
-       free((void*)per_commitment_secret_arg);
+       FREE((void*)per_commitment_secret_arg);
        LDKPublicKey next_per_commitment_point_arg_conv = *(LDKPublicKey*)next_per_commitment_point_arg;
-       free((void*)next_per_commitment_point_arg);
-       LDKRevokeAndACK* ret = malloc(sizeof(LDKRevokeAndACK));
+       FREE((void*)next_per_commitment_point_arg);
+       LDKRevokeAndACK* ret = MALLOC(sizeof(LDKRevokeAndACK), "LDKRevokeAndACK");
        *ret = RevokeAndACK_new(channel_id_arg_conv, per_commitment_secret_arg_conv, next_per_commitment_point_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFee_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUpdateFee this_ptr_conv = *(LDKUpdateFee*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UpdateFee_free(this_ptr_conv);
 }
 
@@ -3996,7 +5752,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UpdateFee_1get_1channel_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFee_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUpdateFee* this_ptr_conv = (LDKUpdateFee*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UpdateFee_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -4012,18 +5768,18 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UpdateFee_1set_1feerate_1per_1
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFee_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jint feerate_per_kw_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
-       LDKUpdateFee* ret = malloc(sizeof(LDKUpdateFee));
+       FREE((void*)channel_id_arg);
+       LDKUpdateFee* ret = MALLOC(sizeof(LDKUpdateFee), "LDKUpdateFee");
        *ret = UpdateFee_new(channel_id_arg_conv, feerate_per_kw_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKDataLossProtect this_ptr_conv = *(LDKDataLossProtect*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return DataLossProtect_free(this_ptr_conv);
 }
 
@@ -4037,13 +5793,13 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1get_1yo
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1set_1your_1last_1per_1commitment_1secret(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKDataLossProtect* this_ptr_conv = (LDKDataLossProtect*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return DataLossProtect_set_your_last_per_commitment_secret(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1get_1my_1current_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKDataLossProtect* this_ptr_conv = (LDKDataLossProtect*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = DataLossProtect_get_my_current_per_commitment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -4051,26 +5807,26 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1get_1my_1cur
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1set_1my_1current_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKDataLossProtect* this_ptr_conv = (LDKDataLossProtect*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return DataLossProtect_set_my_current_per_commitment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_DataLossProtect_1new(JNIEnv * _env, jclass _b, jlong your_last_per_commitment_secret_arg, jlong my_current_per_commitment_point_arg) {
        LDKThirtyTwoBytes your_last_per_commitment_secret_arg_conv = *(LDKThirtyTwoBytes*)your_last_per_commitment_secret_arg;
-       free((void*)your_last_per_commitment_secret_arg);
+       FREE((void*)your_last_per_commitment_secret_arg);
        LDKPublicKey my_current_per_commitment_point_arg_conv = *(LDKPublicKey*)my_current_per_commitment_point_arg;
-       free((void*)my_current_per_commitment_point_arg);
-       LDKDataLossProtect* ret = malloc(sizeof(LDKDataLossProtect));
+       FREE((void*)my_current_per_commitment_point_arg);
+       LDKDataLossProtect* ret = MALLOC(sizeof(LDKDataLossProtect), "LDKDataLossProtect");
        *ret = DataLossProtect_new(your_last_per_commitment_secret_arg_conv, my_current_per_commitment_point_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelReestablish this_ptr_conv = *(LDKChannelReestablish*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelReestablish_free(this_ptr_conv);
 }
 
@@ -4084,7 +5840,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1get_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelReestablish* this_ptr_conv = (LDKChannelReestablish*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelReestablish_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -4110,8 +5866,8 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1set_1next_
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAnnouncementSignatures this_ptr_conv = *(LDKAnnouncementSignatures*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return AnnouncementSignatures_free(this_ptr_conv);
 }
 
@@ -4125,7 +5881,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAnnouncementSignatures* this_ptr_conv = (LDKAnnouncementSignatures*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AnnouncementSignatures_set_channel_id(this_ptr_conv, val_conv);
 }
 
@@ -4141,7 +5897,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1s
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1node_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAnnouncementSignatures* this_ptr_conv = (LDKAnnouncementSignatures*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = AnnouncementSignatures_get_node_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -4149,13 +5905,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1node_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAnnouncementSignatures* this_ptr_conv = (LDKAnnouncementSignatures*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AnnouncementSignatures_set_node_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1bitcoin_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKAnnouncementSignatures* this_ptr_conv = (LDKAnnouncementSignatures*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = AnnouncementSignatures_get_bitcoin_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -4163,37 +5919,54 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1get_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1set_1bitcoin_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKAnnouncementSignatures* this_ptr_conv = (LDKAnnouncementSignatures*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return AnnouncementSignatures_set_bitcoin_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1new(JNIEnv * _env, jclass _b, jlong channel_id_arg, jlong short_channel_id_arg, jlong node_signature_arg, jlong bitcoin_signature_arg) {
        LDKThirtyTwoBytes channel_id_arg_conv = *(LDKThirtyTwoBytes*)channel_id_arg;
-       free((void*)channel_id_arg);
+       FREE((void*)channel_id_arg);
        LDKSignature node_signature_arg_conv = *(LDKSignature*)node_signature_arg;
-       free((void*)node_signature_arg);
+       FREE((void*)node_signature_arg);
        LDKSignature bitcoin_signature_arg_conv = *(LDKSignature*)bitcoin_signature_arg;
-       free((void*)bitcoin_signature_arg);
-       LDKAnnouncementSignatures* ret = malloc(sizeof(LDKAnnouncementSignatures));
+       FREE((void*)bitcoin_signature_arg);
+       LDKAnnouncementSignatures* ret = MALLOC(sizeof(LDKAnnouncementSignatures), "LDKAnnouncementSignatures");
        *ret = AnnouncementSignatures_new(channel_id_arg_conv, short_channel_id_arg, node_signature_arg_conv, bitcoin_signature_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetAddress_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNetAddress this_ptr_conv = *(LDKNetAddress*)this_ptr;
-       free((void*)this_ptr);
+       FREE((void*)this_ptr);
        return NetAddress_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedNodeAnnouncement this_ptr_conv = *(LDKUnsignedNodeAnnouncement*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UnsignedNodeAnnouncement_free(this_ptr_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1features(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
+       LDKNodeFeatures* ret = MALLOC(sizeof(LDKNodeFeatures), "LDKNodeFeatures");
+       *ret = UnsignedNodeAnnouncement_get_features(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1features(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
+       LDKNodeFeatures val_conv = *(LDKNodeFeatures*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return UnsignedNodeAnnouncement_set_features(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1timestamp(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
        return UnsignedNodeAnnouncement_get_timestamp(this_ptr_conv);
@@ -4206,7 +5979,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get_1node_1id(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = UnsignedNodeAnnouncement_get_node_id(this_ptr_conv);
        return (long)ret;
 }
@@ -4214,7 +5987,7 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1get
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1node_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedNodeAnnouncement_set_node_id(this_ptr_conv, val_conv);
 }
 
@@ -4228,7 +6001,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1rgb(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
        LDKThreeBytes val_conv = *(LDKThreeBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedNodeAnnouncement_set_rgb(this_ptr_conv, val_conv);
 }
 
@@ -4242,27 +6015,27 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1alias(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedNodeAnnouncement_set_alias(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1set_1addresses(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedNodeAnnouncement* this_ptr_conv = (LDKUnsignedNodeAnnouncement*)this_ptr;
        LDKCVec_NetAddressZ val_conv = *(LDKCVec_NetAddressZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedNodeAnnouncement_set_addresses(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeAnnouncement this_ptr_conv = *(LDKNodeAnnouncement*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return NodeAnnouncement_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1get_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeAnnouncement* this_ptr_conv = (LDKNodeAnnouncement*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = NodeAnnouncement_get_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -4270,47 +6043,64 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1get_1signat
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1set_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeAnnouncement* this_ptr_conv = (LDKNodeAnnouncement*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return NodeAnnouncement_set_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1get_1contents(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeAnnouncement* this_ptr_conv = (LDKNodeAnnouncement*)this_ptr;
-       LDKUnsignedNodeAnnouncement* ret = malloc(sizeof(LDKUnsignedNodeAnnouncement));
+       LDKUnsignedNodeAnnouncement* ret = MALLOC(sizeof(LDKUnsignedNodeAnnouncement), "LDKUnsignedNodeAnnouncement");
        *ret = NodeAnnouncement_get_contents(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1set_1contents(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeAnnouncement* this_ptr_conv = (LDKNodeAnnouncement*)this_ptr;
        LDKUnsignedNodeAnnouncement val_conv = *(LDKUnsignedNodeAnnouncement*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return NodeAnnouncement_set_contents(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1new(JNIEnv * _env, jclass _b, jlong signature_arg, jlong contents_arg) {
        LDKSignature signature_arg_conv = *(LDKSignature*)signature_arg;
-       free((void*)signature_arg);
+       FREE((void*)signature_arg);
        LDKUnsignedNodeAnnouncement contents_arg_conv = *(LDKUnsignedNodeAnnouncement*)contents_arg;
-       free((void*)contents_arg);
-       contents_arg_conv._underlying_ref = false;
-       LDKNodeAnnouncement* ret = malloc(sizeof(LDKNodeAnnouncement));
+       FREE((void*)contents_arg);
+       contents_arg_conv.is_owned = true;
+       LDKNodeAnnouncement* ret = MALLOC(sizeof(LDKNodeAnnouncement), "LDKNodeAnnouncement");
        *ret = NodeAnnouncement_new(signature_arg_conv, contents_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedChannelAnnouncement this_ptr_conv = *(LDKUnsignedChannelAnnouncement*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UnsignedChannelAnnouncement_free(this_ptr_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1features(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
+       LDKChannelFeatures* ret = MALLOC(sizeof(LDKChannelFeatures), "LDKChannelFeatures");
+       *ret = UnsignedChannelAnnouncement_get_features(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1features(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
+       LDKChannelFeatures val_conv = *(LDKChannelFeatures*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return UnsignedChannelAnnouncement_set_features(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
        jbyteArray ret_arr = (*_env)->NewByteArray(_env, 32);
@@ -4321,7 +6111,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncem
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedChannelAnnouncement_set_chain_hash(this_ptr_conv, val_conv);
 }
 
@@ -4337,7 +6127,7 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1s
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1node_1id_11(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = UnsignedChannelAnnouncement_get_node_id_1(this_ptr_conv);
        return (long)ret;
 }
@@ -4345,13 +6135,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1node_1id_11(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedChannelAnnouncement_set_node_id_1(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1node_1id_12(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = UnsignedChannelAnnouncement_get_node_id_2(this_ptr_conv);
        return (long)ret;
 }
@@ -4359,13 +6149,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1node_1id_12(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedChannelAnnouncement_set_node_id_2(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1bitcoin_1key_11(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = UnsignedChannelAnnouncement_get_bitcoin_key_1(this_ptr_conv);
        return (long)ret;
 }
@@ -4373,13 +6163,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1bitcoin_1key_11(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedChannelAnnouncement_set_bitcoin_key_1(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1get_1bitcoin_1key_12(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = UnsignedChannelAnnouncement_get_bitcoin_key_2(this_ptr_conv);
        return (long)ret;
 }
@@ -4387,20 +6177,20 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1set_1bitcoin_1key_12(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedChannelAnnouncement* this_ptr_conv = (LDKUnsignedChannelAnnouncement*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedChannelAnnouncement_set_bitcoin_key_2(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelAnnouncement this_ptr_conv = *(LDKChannelAnnouncement*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelAnnouncement_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1node_1signature_11(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = ChannelAnnouncement_get_node_signature_1(this_ptr_conv);
        return (long)ret;
 }
@@ -4408,13 +6198,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1nod
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1node_1signature_11(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelAnnouncement_set_node_signature_1(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1node_1signature_12(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = ChannelAnnouncement_get_node_signature_2(this_ptr_conv);
        return (long)ret;
 }
@@ -4422,13 +6212,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1nod
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1node_1signature_12(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelAnnouncement_set_node_signature_2(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1bitcoin_1signature_11(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = ChannelAnnouncement_get_bitcoin_signature_1(this_ptr_conv);
        return (long)ret;
 }
@@ -4436,13 +6226,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1bit
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1bitcoin_1signature_11(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelAnnouncement_set_bitcoin_signature_1(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1bitcoin_1signature_12(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = ChannelAnnouncement_get_bitcoin_signature_2(this_ptr_conv);
        return (long)ret;
 }
@@ -4450,50 +6240,50 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1bit
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1bitcoin_1signature_12(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelAnnouncement_set_bitcoin_signature_2(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1get_1contents(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
-       LDKUnsignedChannelAnnouncement* ret = malloc(sizeof(LDKUnsignedChannelAnnouncement));
+       LDKUnsignedChannelAnnouncement* ret = MALLOC(sizeof(LDKUnsignedChannelAnnouncement), "LDKUnsignedChannelAnnouncement");
        *ret = ChannelAnnouncement_get_contents(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1set_1contents(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelAnnouncement* this_ptr_conv = (LDKChannelAnnouncement*)this_ptr;
        LDKUnsignedChannelAnnouncement val_conv = *(LDKUnsignedChannelAnnouncement*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return ChannelAnnouncement_set_contents(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1new(JNIEnv * _env, jclass _b, jlong node_signature_1_arg, jlong node_signature_2_arg, jlong bitcoin_signature_1_arg, jlong bitcoin_signature_2_arg, jlong contents_arg) {
        LDKSignature node_signature_1_arg_conv = *(LDKSignature*)node_signature_1_arg;
-       free((void*)node_signature_1_arg);
+       FREE((void*)node_signature_1_arg);
        LDKSignature node_signature_2_arg_conv = *(LDKSignature*)node_signature_2_arg;
-       free((void*)node_signature_2_arg);
+       FREE((void*)node_signature_2_arg);
        LDKSignature bitcoin_signature_1_arg_conv = *(LDKSignature*)bitcoin_signature_1_arg;
-       free((void*)bitcoin_signature_1_arg);
+       FREE((void*)bitcoin_signature_1_arg);
        LDKSignature bitcoin_signature_2_arg_conv = *(LDKSignature*)bitcoin_signature_2_arg;
-       free((void*)bitcoin_signature_2_arg);
+       FREE((void*)bitcoin_signature_2_arg);
        LDKUnsignedChannelAnnouncement contents_arg_conv = *(LDKUnsignedChannelAnnouncement*)contents_arg;
-       free((void*)contents_arg);
-       contents_arg_conv._underlying_ref = false;
-       LDKChannelAnnouncement* ret = malloc(sizeof(LDKChannelAnnouncement));
+       FREE((void*)contents_arg);
+       contents_arg_conv.is_owned = true;
+       LDKChannelAnnouncement* ret = MALLOC(sizeof(LDKChannelAnnouncement), "LDKChannelAnnouncement");
        *ret = ChannelAnnouncement_new(node_signature_1_arg_conv, node_signature_2_arg_conv, bitcoin_signature_1_arg_conv, bitcoin_signature_2_arg_conv, contents_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKUnsignedChannelUpdate this_ptr_conv = *(LDKUnsignedChannelUpdate*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return UnsignedChannelUpdate_free(this_ptr_conv);
 }
 
@@ -4507,7 +6297,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1g
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKUnsignedChannelUpdate* this_ptr_conv = (LDKUnsignedChannelUpdate*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return UnsignedChannelUpdate_set_chain_hash(this_ptr_conv, val_conv);
 }
 
@@ -4583,14 +6373,14 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1set_1fe
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelUpdate this_ptr_conv = *(LDKChannelUpdate*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelUpdate_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1get_1signature(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelUpdate* this_ptr_conv = (LDKChannelUpdate*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
        *ret = ChannelUpdate_get_signature(this_ptr_conv);
        return (long)ret;
 }
@@ -4598,56 +6388,309 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1get_1signature
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1set_1signature(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelUpdate* this_ptr_conv = (LDKChannelUpdate*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelUpdate_set_signature(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1get_1contents(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelUpdate* this_ptr_conv = (LDKChannelUpdate*)this_ptr;
-       LDKUnsignedChannelUpdate* ret = malloc(sizeof(LDKUnsignedChannelUpdate));
+       LDKUnsignedChannelUpdate* ret = MALLOC(sizeof(LDKUnsignedChannelUpdate), "LDKUnsignedChannelUpdate");
        *ret = ChannelUpdate_get_contents(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1set_1contents(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelUpdate* this_ptr_conv = (LDKChannelUpdate*)this_ptr;
        LDKUnsignedChannelUpdate val_conv = *(LDKUnsignedChannelUpdate*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return ChannelUpdate_set_contents(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1new(JNIEnv * _env, jclass _b, jlong signature_arg, jlong contents_arg) {
        LDKSignature signature_arg_conv = *(LDKSignature*)signature_arg;
-       free((void*)signature_arg);
+       FREE((void*)signature_arg);
        LDKUnsignedChannelUpdate contents_arg_conv = *(LDKUnsignedChannelUpdate*)contents_arg;
-       free((void*)contents_arg);
-       contents_arg_conv._underlying_ref = false;
-       LDKChannelUpdate* ret = malloc(sizeof(LDKChannelUpdate));
+       FREE((void*)contents_arg);
+       contents_arg_conv.is_owned = true;
+       LDKChannelUpdate* ret = MALLOC(sizeof(LDKChannelUpdate), "LDKChannelUpdate");
        *ret = ChannelUpdate_new(signature_arg_conv, contents_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKQueryChannelRange this_ptr_conv = *(LDKQueryChannelRange*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return QueryChannelRange_free(this_ptr_conv);
+}
+
+JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1get_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKQueryChannelRange* this_ptr_conv = (LDKQueryChannelRange*)this_ptr;
+       jbyteArray ret_arr = (*_env)->NewByteArray(_env, 32);
+       (*_env)->SetByteArrayRegion(_env, ret_arr, 0, 32, *QueryChannelRange_get_chain_hash(this_ptr_conv));
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKQueryChannelRange* this_ptr_conv = (LDKQueryChannelRange*)this_ptr;
+       LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
+       FREE((void*)val);
+       return QueryChannelRange_set_chain_hash(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1get_1first_1blocknum(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKQueryChannelRange* this_ptr_conv = (LDKQueryChannelRange*)this_ptr;
+       return QueryChannelRange_get_first_blocknum(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1set_1first_1blocknum(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
+       LDKQueryChannelRange* this_ptr_conv = (LDKQueryChannelRange*)this_ptr;
+       return QueryChannelRange_set_first_blocknum(this_ptr_conv, val);
+}
+
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1get_1number_1of_1blocks(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKQueryChannelRange* this_ptr_conv = (LDKQueryChannelRange*)this_ptr;
+       return QueryChannelRange_get_number_of_blocks(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1set_1number_1of_1blocks(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
+       LDKQueryChannelRange* this_ptr_conv = (LDKQueryChannelRange*)this_ptr;
+       return QueryChannelRange_set_number_of_blocks(this_ptr_conv, val);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1new(JNIEnv * _env, jclass _b, jlong chain_hash_arg, jint first_blocknum_arg, jint number_of_blocks_arg) {
+       LDKThirtyTwoBytes chain_hash_arg_conv = *(LDKThirtyTwoBytes*)chain_hash_arg;
+       FREE((void*)chain_hash_arg);
+       LDKQueryChannelRange* ret = MALLOC(sizeof(LDKQueryChannelRange), "LDKQueryChannelRange");
+       *ret = QueryChannelRange_new(chain_hash_arg_conv, first_blocknum_arg, number_of_blocks_arg);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyChannelRange this_ptr_conv = *(LDKReplyChannelRange*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return ReplyChannelRange_free(this_ptr_conv);
+}
+
+JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       jbyteArray ret_arr = (*_env)->NewByteArray(_env, 32);
+       (*_env)->SetByteArrayRegion(_env, ret_arr, 0, 32, *ReplyChannelRange_get_chain_hash(this_ptr_conv));
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
+       FREE((void*)val);
+       return ReplyChannelRange_set_chain_hash(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1first_1blocknum(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       return ReplyChannelRange_get_first_blocknum(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1first_1blocknum(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       return ReplyChannelRange_set_first_blocknum(this_ptr_conv, val);
+}
+
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1number_1of_1blocks(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       return ReplyChannelRange_get_number_of_blocks(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1number_1of_1blocks(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       return ReplyChannelRange_set_number_of_blocks(this_ptr_conv, val);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1get_1full_1information(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       return ReplyChannelRange_get_full_information(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1full_1information(JNIEnv * _env, jclass _b, jlong this_ptr, jboolean val) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       return ReplyChannelRange_set_full_information(this_ptr_conv, val);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1set_1short_1channel_1ids(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKReplyChannelRange* this_ptr_conv = (LDKReplyChannelRange*)this_ptr;
+       LDKCVec_u64Z val_conv = *(LDKCVec_u64Z*)val;
+       FREE((void*)val);
+       return ReplyChannelRange_set_short_channel_ids(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1new(JNIEnv * _env, jclass _b, jlong chain_hash_arg, jint first_blocknum_arg, jint number_of_blocks_arg, jboolean full_information_arg, jlong short_channel_ids_arg) {
+       LDKThirtyTwoBytes chain_hash_arg_conv = *(LDKThirtyTwoBytes*)chain_hash_arg;
+       FREE((void*)chain_hash_arg);
+       LDKCVec_u64Z short_channel_ids_arg_conv = *(LDKCVec_u64Z*)short_channel_ids_arg;
+       FREE((void*)short_channel_ids_arg);
+       LDKReplyChannelRange* ret = MALLOC(sizeof(LDKReplyChannelRange), "LDKReplyChannelRange");
+       *ret = ReplyChannelRange_new(chain_hash_arg_conv, first_blocknum_arg, number_of_blocks_arg, full_information_arg, short_channel_ids_arg_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKQueryShortChannelIds this_ptr_conv = *(LDKQueryShortChannelIds*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return QueryShortChannelIds_free(this_ptr_conv);
+}
+
+JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1get_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKQueryShortChannelIds* this_ptr_conv = (LDKQueryShortChannelIds*)this_ptr;
+       jbyteArray ret_arr = (*_env)->NewByteArray(_env, 32);
+       (*_env)->SetByteArrayRegion(_env, ret_arr, 0, 32, *QueryShortChannelIds_get_chain_hash(this_ptr_conv));
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKQueryShortChannelIds* this_ptr_conv = (LDKQueryShortChannelIds*)this_ptr;
+       LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
+       FREE((void*)val);
+       return QueryShortChannelIds_set_chain_hash(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1set_1short_1channel_1ids(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKQueryShortChannelIds* this_ptr_conv = (LDKQueryShortChannelIds*)this_ptr;
+       LDKCVec_u64Z val_conv = *(LDKCVec_u64Z*)val;
+       FREE((void*)val);
+       return QueryShortChannelIds_set_short_channel_ids(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1new(JNIEnv * _env, jclass _b, jlong chain_hash_arg, jlong short_channel_ids_arg) {
+       LDKThirtyTwoBytes chain_hash_arg_conv = *(LDKThirtyTwoBytes*)chain_hash_arg;
+       FREE((void*)chain_hash_arg);
+       LDKCVec_u64Z short_channel_ids_arg_conv = *(LDKCVec_u64Z*)short_channel_ids_arg;
+       FREE((void*)short_channel_ids_arg);
+       LDKQueryShortChannelIds* ret = MALLOC(sizeof(LDKQueryShortChannelIds), "LDKQueryShortChannelIds");
+       *ret = QueryShortChannelIds_new(chain_hash_arg_conv, short_channel_ids_arg_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyShortChannelIdsEnd this_ptr_conv = *(LDKReplyShortChannelIdsEnd*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return ReplyShortChannelIdsEnd_free(this_ptr_conv);
+}
+
+JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1get_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyShortChannelIdsEnd* this_ptr_conv = (LDKReplyShortChannelIdsEnd*)this_ptr;
+       jbyteArray ret_arr = (*_env)->NewByteArray(_env, 32);
+       (*_env)->SetByteArrayRegion(_env, ret_arr, 0, 32, *ReplyShortChannelIdsEnd_get_chain_hash(this_ptr_conv));
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKReplyShortChannelIdsEnd* this_ptr_conv = (LDKReplyShortChannelIdsEnd*)this_ptr;
+       LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
+       FREE((void*)val);
+       return ReplyShortChannelIdsEnd_set_chain_hash(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jboolean JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1get_1full_1information(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKReplyShortChannelIdsEnd* this_ptr_conv = (LDKReplyShortChannelIdsEnd*)this_ptr;
+       return ReplyShortChannelIdsEnd_get_full_information(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1set_1full_1information(JNIEnv * _env, jclass _b, jlong this_ptr, jboolean val) {
+       LDKReplyShortChannelIdsEnd* this_ptr_conv = (LDKReplyShortChannelIdsEnd*)this_ptr;
+       return ReplyShortChannelIdsEnd_set_full_information(this_ptr_conv, val);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1new(JNIEnv * _env, jclass _b, jlong chain_hash_arg, jboolean full_information_arg) {
+       LDKThirtyTwoBytes chain_hash_arg_conv = *(LDKThirtyTwoBytes*)chain_hash_arg;
+       FREE((void*)chain_hash_arg);
+       LDKReplyShortChannelIdsEnd* ret = MALLOC(sizeof(LDKReplyShortChannelIdsEnd), "LDKReplyShortChannelIdsEnd");
+       *ret = ReplyShortChannelIdsEnd_new(chain_hash_arg_conv, full_information_arg);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKGossipTimestampFilter this_ptr_conv = *(LDKGossipTimestampFilter*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return GossipTimestampFilter_free(this_ptr_conv);
+}
+
+JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1get_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKGossipTimestampFilter* this_ptr_conv = (LDKGossipTimestampFilter*)this_ptr;
+       jbyteArray ret_arr = (*_env)->NewByteArray(_env, 32);
+       (*_env)->SetByteArrayRegion(_env, ret_arr, 0, 32, *GossipTimestampFilter_get_chain_hash(this_ptr_conv));
+       return ret_arr;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1set_1chain_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKGossipTimestampFilter* this_ptr_conv = (LDKGossipTimestampFilter*)this_ptr;
+       LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
+       FREE((void*)val);
+       return GossipTimestampFilter_set_chain_hash(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1get_1first_1timestamp(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKGossipTimestampFilter* this_ptr_conv = (LDKGossipTimestampFilter*)this_ptr;
+       return GossipTimestampFilter_get_first_timestamp(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1set_1first_1timestamp(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
+       LDKGossipTimestampFilter* this_ptr_conv = (LDKGossipTimestampFilter*)this_ptr;
+       return GossipTimestampFilter_set_first_timestamp(this_ptr_conv, val);
+}
+
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1get_1timestamp_1range(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKGossipTimestampFilter* this_ptr_conv = (LDKGossipTimestampFilter*)this_ptr;
+       return GossipTimestampFilter_get_timestamp_range(this_ptr_conv);
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1set_1timestamp_1range(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
+       LDKGossipTimestampFilter* this_ptr_conv = (LDKGossipTimestampFilter*)this_ptr;
+       return GossipTimestampFilter_set_timestamp_range(this_ptr_conv, val);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1new(JNIEnv * _env, jclass _b, jlong chain_hash_arg, jint first_timestamp_arg, jint timestamp_range_arg) {
+       LDKThirtyTwoBytes chain_hash_arg_conv = *(LDKThirtyTwoBytes*)chain_hash_arg;
+       FREE((void*)chain_hash_arg);
+       LDKGossipTimestampFilter* ret = MALLOC(sizeof(LDKGossipTimestampFilter), "LDKGossipTimestampFilter");
+       *ret = GossipTimestampFilter_new(chain_hash_arg_conv, first_timestamp_arg, timestamp_range_arg);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ErrorAction_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKErrorAction this_ptr_conv = *(LDKErrorAction*)this_ptr;
-       free((void*)this_ptr);
+       FREE((void*)this_ptr);
        return ErrorAction_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LightningError_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKLightningError this_ptr_conv = *(LDKLightningError*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return LightningError_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LightningError_1get_1err(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKLightningError* this_ptr_conv = (LDKLightningError*)this_ptr;
-       LDKStr* ret = malloc(sizeof(LDKStr));
+       LDKStr* ret = MALLOC(sizeof(LDKStr), "LDKStr");
        *ret = LightningError_get_err(this_ptr_conv);
        return (long)ret;
 }
@@ -4655,13 +6698,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LightningError_1get_1err(JNIE
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LightningError_1set_1err(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKLightningError* this_ptr_conv = (LDKLightningError*)this_ptr;
        LDKCVec_u8Z val_conv = *(LDKCVec_u8Z*)val;
-       free((void*)val);
+       FREE((void*)val);
        return LightningError_set_err(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LightningError_1get_1action(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKLightningError* this_ptr_conv = (LDKLightningError*)this_ptr;
-       LDKErrorAction* ret = malloc(sizeof(LDKErrorAction));
+       LDKErrorAction* ret = MALLOC(sizeof(LDKErrorAction), "LDKErrorAction");
        *ret = LightningError_get_action(this_ptr_conv);
        return (long)ret;
 }
@@ -4669,575 +6712,631 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LightningError_1get_1action(J
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LightningError_1set_1action(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKLightningError* this_ptr_conv = (LDKLightningError*)this_ptr;
        LDKErrorAction val_conv = *(LDKErrorAction*)val;
-       free((void*)val);
+       FREE((void*)val);
        return LightningError_set_action(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LightningError_1new(JNIEnv * _env, jclass _b, jlong err_arg, jlong action_arg) {
        LDKCVec_u8Z err_arg_conv = *(LDKCVec_u8Z*)err_arg;
-       free((void*)err_arg);
+       FREE((void*)err_arg);
        LDKErrorAction action_arg_conv = *(LDKErrorAction*)action_arg;
-       free((void*)action_arg);
-       LDKLightningError* ret = malloc(sizeof(LDKLightningError));
+       FREE((void*)action_arg);
+       LDKLightningError* ret = MALLOC(sizeof(LDKLightningError), "LDKLightningError");
        *ret = LightningError_new(err_arg_conv, action_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKCommitmentUpdate this_ptr_conv = *(LDKCommitmentUpdate*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return CommitmentUpdate_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1add_1htlcs(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
        LDKCVec_UpdateAddHTLCZ val_conv = *(LDKCVec_UpdateAddHTLCZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return CommitmentUpdate_set_update_add_htlcs(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fulfill_1htlcs(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
        LDKCVec_UpdateFulfillHTLCZ val_conv = *(LDKCVec_UpdateFulfillHTLCZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return CommitmentUpdate_set_update_fulfill_htlcs(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fail_1htlcs(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
        LDKCVec_UpdateFailHTLCZ val_conv = *(LDKCVec_UpdateFailHTLCZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return CommitmentUpdate_set_update_fail_htlcs(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fail_1malformed_1htlcs(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
        LDKCVec_UpdateFailMalformedHTLCZ val_conv = *(LDKCVec_UpdateFailMalformedHTLCZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return CommitmentUpdate_set_update_fail_malformed_htlcs(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1update_1fee(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
-       LDKUpdateFee* ret = malloc(sizeof(LDKUpdateFee));
+       LDKUpdateFee* ret = MALLOC(sizeof(LDKUpdateFee), "LDKUpdateFee");
        *ret = CommitmentUpdate_get_update_fee(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1update_1fee(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
        LDKUpdateFee val_conv = *(LDKUpdateFee*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return CommitmentUpdate_set_update_fee(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1get_1commitment_1signed(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
-       LDKCommitmentSigned* ret = malloc(sizeof(LDKCommitmentSigned));
+       LDKCommitmentSigned* ret = MALLOC(sizeof(LDKCommitmentSigned), "LDKCommitmentSigned");
        *ret = CommitmentUpdate_get_commitment_signed(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1set_1commitment_1signed(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKCommitmentUpdate* this_ptr_conv = (LDKCommitmentUpdate*)this_ptr;
        LDKCommitmentSigned val_conv = *(LDKCommitmentSigned*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return CommitmentUpdate_set_commitment_signed(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentUpdate_1new(JNIEnv * _env, jclass _b, jlong update_add_htlcs_arg, jlong update_fulfill_htlcs_arg, jlong update_fail_htlcs_arg, jlong update_fail_malformed_htlcs_arg, jlong update_fee_arg, jlong commitment_signed_arg) {
        LDKCVec_UpdateAddHTLCZ update_add_htlcs_arg_conv = *(LDKCVec_UpdateAddHTLCZ*)update_add_htlcs_arg;
-       free((void*)update_add_htlcs_arg);
+       FREE((void*)update_add_htlcs_arg);
        LDKCVec_UpdateFulfillHTLCZ update_fulfill_htlcs_arg_conv = *(LDKCVec_UpdateFulfillHTLCZ*)update_fulfill_htlcs_arg;
-       free((void*)update_fulfill_htlcs_arg);
+       FREE((void*)update_fulfill_htlcs_arg);
        LDKCVec_UpdateFailHTLCZ update_fail_htlcs_arg_conv = *(LDKCVec_UpdateFailHTLCZ*)update_fail_htlcs_arg;
-       free((void*)update_fail_htlcs_arg);
+       FREE((void*)update_fail_htlcs_arg);
        LDKCVec_UpdateFailMalformedHTLCZ update_fail_malformed_htlcs_arg_conv = *(LDKCVec_UpdateFailMalformedHTLCZ*)update_fail_malformed_htlcs_arg;
-       free((void*)update_fail_malformed_htlcs_arg);
+       FREE((void*)update_fail_malformed_htlcs_arg);
        LDKUpdateFee update_fee_arg_conv = *(LDKUpdateFee*)update_fee_arg;
-       free((void*)update_fee_arg);
-       update_fee_arg_conv._underlying_ref = false;
+       FREE((void*)update_fee_arg);
+       update_fee_arg_conv.is_owned = true;
        LDKCommitmentSigned commitment_signed_arg_conv = *(LDKCommitmentSigned*)commitment_signed_arg;
-       free((void*)commitment_signed_arg);
-       commitment_signed_arg_conv._underlying_ref = false;
-       LDKCommitmentUpdate* ret = malloc(sizeof(LDKCommitmentUpdate));
+       FREE((void*)commitment_signed_arg);
+       commitment_signed_arg_conv.is_owned = true;
+       LDKCommitmentUpdate* ret = MALLOC(sizeof(LDKCommitmentUpdate), "LDKCommitmentUpdate");
        *ret = CommitmentUpdate_new(update_add_htlcs_arg_conv, update_fulfill_htlcs_arg_conv, update_fail_htlcs_arg_conv, update_fail_malformed_htlcs_arg_conv, update_fee_arg_conv, commitment_signed_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCFailChannelUpdate_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKHTLCFailChannelUpdate this_ptr_conv = *(LDKHTLCFailChannelUpdate*)this_ptr;
-       free((void*)this_ptr);
+       FREE((void*)this_ptr);
        return HTLCFailChannelUpdate_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelMessageHandler_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKChannelMessageHandler *this_ptr_conv = (LDKChannelMessageHandler*)this_ptr;
-       return ChannelMessageHandler_free(*this_ptr_conv);
+       LDKChannelMessageHandler this_ptr_conv = *(LDKChannelMessageHandler*)this_ptr;
+       FREE((void*)this_ptr);
+       return ChannelMessageHandler_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingMessageHandler_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKRoutingMessageHandler *this_ptr_conv = (LDKRoutingMessageHandler*)this_ptr;
-       return RoutingMessageHandler_free(*this_ptr_conv);
+       LDKRoutingMessageHandler this_ptr_conv = *(LDKRoutingMessageHandler*)this_ptr;
+       FREE((void*)this_ptr);
+       return RoutingMessageHandler_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKAcceptChannel* obj_conv = (LDKAcceptChannel*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = AcceptChannel_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AcceptChannel_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKAcceptChannel* ret = malloc(sizeof(LDKAcceptChannel));
+       LDKAcceptChannel* ret = MALLOC(sizeof(LDKAcceptChannel), "LDKAcceptChannel");
        *ret = AcceptChannel_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKAnnouncementSignatures* obj_conv = (LDKAnnouncementSignatures*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = AnnouncementSignatures_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_AnnouncementSignatures_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKAnnouncementSignatures* ret = malloc(sizeof(LDKAnnouncementSignatures));
+       LDKAnnouncementSignatures* ret = MALLOC(sizeof(LDKAnnouncementSignatures), "LDKAnnouncementSignatures");
        *ret = AnnouncementSignatures_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKChannelReestablish* obj_conv = (LDKChannelReestablish*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ChannelReestablish_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelReestablish_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKChannelReestablish* ret = malloc(sizeof(LDKChannelReestablish));
+       LDKChannelReestablish* ret = MALLOC(sizeof(LDKChannelReestablish), "LDKChannelReestablish");
        *ret = ChannelReestablish_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKClosingSigned* obj_conv = (LDKClosingSigned*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ClosingSigned_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ClosingSigned_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKClosingSigned* ret = malloc(sizeof(LDKClosingSigned));
+       LDKClosingSigned* ret = MALLOC(sizeof(LDKClosingSigned), "LDKClosingSigned");
        *ret = ClosingSigned_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKCommitmentSigned* obj_conv = (LDKCommitmentSigned*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = CommitmentSigned_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_CommitmentSigned_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKCommitmentSigned* ret = malloc(sizeof(LDKCommitmentSigned));
+       LDKCommitmentSigned* ret = MALLOC(sizeof(LDKCommitmentSigned), "LDKCommitmentSigned");
        *ret = CommitmentSigned_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingCreated_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKFundingCreated* obj_conv = (LDKFundingCreated*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = FundingCreated_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingCreated_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKFundingCreated* ret = malloc(sizeof(LDKFundingCreated));
+       LDKFundingCreated* ret = MALLOC(sizeof(LDKFundingCreated), "LDKFundingCreated");
        *ret = FundingCreated_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingSigned_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKFundingSigned* obj_conv = (LDKFundingSigned*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = FundingSigned_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingSigned_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKFundingSigned* ret = malloc(sizeof(LDKFundingSigned));
+       LDKFundingSigned* ret = MALLOC(sizeof(LDKFundingSigned), "LDKFundingSigned");
        *ret = FundingSigned_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingLocked_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKFundingLocked* obj_conv = (LDKFundingLocked*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = FundingLocked_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_FundingLocked_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKFundingLocked* ret = malloc(sizeof(LDKFundingLocked));
+       LDKFundingLocked* ret = MALLOC(sizeof(LDKFundingLocked), "LDKFundingLocked");
        *ret = FundingLocked_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Init_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKInit* obj_conv = (LDKInit*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = Init_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Init_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKInit* ret = malloc(sizeof(LDKInit));
+       LDKInit* ret = MALLOC(sizeof(LDKInit), "LDKInit");
        *ret = Init_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKOpenChannel* obj_conv = (LDKOpenChannel*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = OpenChannel_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_OpenChannel_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKOpenChannel* ret = malloc(sizeof(LDKOpenChannel));
+       LDKOpenChannel* ret = MALLOC(sizeof(LDKOpenChannel), "LDKOpenChannel");
        *ret = OpenChannel_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKRevokeAndACK* obj_conv = (LDKRevokeAndACK*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = RevokeAndACK_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RevokeAndACK_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKRevokeAndACK* ret = malloc(sizeof(LDKRevokeAndACK));
+       LDKRevokeAndACK* ret = MALLOC(sizeof(LDKRevokeAndACK), "LDKRevokeAndACK");
        *ret = RevokeAndACK_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Shutdown_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKShutdown* obj_conv = (LDKShutdown*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = Shutdown_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Shutdown_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKShutdown* ret = malloc(sizeof(LDKShutdown));
+       LDKShutdown* ret = MALLOC(sizeof(LDKShutdown), "LDKShutdown");
        *ret = Shutdown_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUpdateFailHTLC* obj_conv = (LDKUpdateFailHTLC*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UpdateFailHTLC_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFailHTLC_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUpdateFailHTLC* ret = malloc(sizeof(LDKUpdateFailHTLC));
+       LDKUpdateFailHTLC* ret = MALLOC(sizeof(LDKUpdateFailHTLC), "LDKUpdateFailHTLC");
        *ret = UpdateFailHTLC_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUpdateFailMalformedHTLC* obj_conv = (LDKUpdateFailMalformedHTLC*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UpdateFailMalformedHTLC_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFailMalformedHTLC_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUpdateFailMalformedHTLC* ret = malloc(sizeof(LDKUpdateFailMalformedHTLC));
+       LDKUpdateFailMalformedHTLC* ret = MALLOC(sizeof(LDKUpdateFailMalformedHTLC), "LDKUpdateFailMalformedHTLC");
        *ret = UpdateFailMalformedHTLC_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFee_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUpdateFee* obj_conv = (LDKUpdateFee*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UpdateFee_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFee_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUpdateFee* ret = malloc(sizeof(LDKUpdateFee));
+       LDKUpdateFee* ret = MALLOC(sizeof(LDKUpdateFee), "LDKUpdateFee");
        *ret = UpdateFee_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUpdateFulfillHTLC* obj_conv = (LDKUpdateFulfillHTLC*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UpdateFulfillHTLC_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateFulfillHTLC_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUpdateFulfillHTLC* ret = malloc(sizeof(LDKUpdateFulfillHTLC));
+       LDKUpdateFulfillHTLC* ret = MALLOC(sizeof(LDKUpdateFulfillHTLC), "LDKUpdateFulfillHTLC");
        *ret = UpdateFulfillHTLC_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUpdateAddHTLC* obj_conv = (LDKUpdateAddHTLC*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UpdateAddHTLC_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UpdateAddHTLC_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUpdateAddHTLC* ret = malloc(sizeof(LDKUpdateAddHTLC));
+       LDKUpdateAddHTLC* ret = MALLOC(sizeof(LDKUpdateAddHTLC), "LDKUpdateAddHTLC");
        *ret = UpdateAddHTLC_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Ping_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKPing* obj_conv = (LDKPing*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = Ping_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Ping_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKPing* ret = malloc(sizeof(LDKPing));
+       LDKPing* ret = MALLOC(sizeof(LDKPing), "LDKPing");
        *ret = Ping_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Pong_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKPong* obj_conv = (LDKPong*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = Pong_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Pong_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKPong* ret = malloc(sizeof(LDKPong));
+       LDKPong* ret = MALLOC(sizeof(LDKPong), "LDKPong");
        *ret = Pong_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUnsignedChannelAnnouncement* obj_conv = (LDKUnsignedChannelAnnouncement*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UnsignedChannelAnnouncement_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelAnnouncement_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUnsignedChannelAnnouncement* ret = malloc(sizeof(LDKUnsignedChannelAnnouncement));
+       LDKUnsignedChannelAnnouncement* ret = MALLOC(sizeof(LDKUnsignedChannelAnnouncement), "LDKUnsignedChannelAnnouncement");
        *ret = UnsignedChannelAnnouncement_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKChannelAnnouncement* obj_conv = (LDKChannelAnnouncement*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ChannelAnnouncement_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelAnnouncement_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKChannelAnnouncement* ret = malloc(sizeof(LDKChannelAnnouncement));
+       LDKChannelAnnouncement* ret = MALLOC(sizeof(LDKChannelAnnouncement), "LDKChannelAnnouncement");
        *ret = ChannelAnnouncement_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUnsignedChannelUpdate* obj_conv = (LDKUnsignedChannelUpdate*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UnsignedChannelUpdate_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedChannelUpdate_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUnsignedChannelUpdate* ret = malloc(sizeof(LDKUnsignedChannelUpdate));
+       LDKUnsignedChannelUpdate* ret = MALLOC(sizeof(LDKUnsignedChannelUpdate), "LDKUnsignedChannelUpdate");
        *ret = UnsignedChannelUpdate_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKChannelUpdate* obj_conv = (LDKChannelUpdate*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ChannelUpdate_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelUpdate_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKChannelUpdate* ret = malloc(sizeof(LDKChannelUpdate));
+       LDKChannelUpdate* ret = MALLOC(sizeof(LDKChannelUpdate), "LDKChannelUpdate");
        *ret = ChannelUpdate_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKErrorMessage* obj_conv = (LDKErrorMessage*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ErrorMessage_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ErrorMessage_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKErrorMessage* ret = malloc(sizeof(LDKErrorMessage));
+       LDKErrorMessage* ret = MALLOC(sizeof(LDKErrorMessage), "LDKErrorMessage");
        *ret = ErrorMessage_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKUnsignedNodeAnnouncement* obj_conv = (LDKUnsignedNodeAnnouncement*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = UnsignedNodeAnnouncement_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_UnsignedNodeAnnouncement_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKUnsignedNodeAnnouncement* ret = malloc(sizeof(LDKUnsignedNodeAnnouncement));
+       LDKUnsignedNodeAnnouncement* ret = MALLOC(sizeof(LDKUnsignedNodeAnnouncement), "LDKUnsignedNodeAnnouncement");
        *ret = UnsignedNodeAnnouncement_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKNodeAnnouncement* obj_conv = (LDKNodeAnnouncement*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = NodeAnnouncement_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncement_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKNodeAnnouncement* ret = malloc(sizeof(LDKNodeAnnouncement));
+       LDKNodeAnnouncement* ret = MALLOC(sizeof(LDKNodeAnnouncement), "LDKNodeAnnouncement");
        *ret = NodeAnnouncement_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1read(JNIEnv * _env, jclass _b, jlong ser) {
+       LDKu8slice ser_conv = *(LDKu8slice*)ser;
+       LDKQueryShortChannelIds* ret = MALLOC(sizeof(LDKQueryShortChannelIds), "LDKQueryShortChannelIds");
+       *ret = QueryShortChannelIds_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_QueryShortChannelIds_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKQueryShortChannelIds* obj_conv = (LDKQueryShortChannelIds*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = QueryShortChannelIds_write(obj_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1read(JNIEnv * _env, jclass _b, jlong ser) {
+       LDKu8slice ser_conv = *(LDKu8slice*)ser;
+       LDKReplyShortChannelIdsEnd* ret = MALLOC(sizeof(LDKReplyShortChannelIdsEnd), "LDKReplyShortChannelIdsEnd");
+       *ret = ReplyShortChannelIdsEnd_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ReplyShortChannelIdsEnd_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKReplyShortChannelIdsEnd* obj_conv = (LDKReplyShortChannelIdsEnd*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = ReplyShortChannelIdsEnd_write(obj_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1read(JNIEnv * _env, jclass _b, jlong ser) {
+       LDKu8slice ser_conv = *(LDKu8slice*)ser;
+       LDKQueryChannelRange* ret = MALLOC(sizeof(LDKQueryChannelRange), "LDKQueryChannelRange");
+       *ret = QueryChannelRange_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_QueryChannelRange_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKQueryChannelRange* obj_conv = (LDKQueryChannelRange*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = QueryChannelRange_write(obj_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1read(JNIEnv * _env, jclass _b, jlong ser) {
+       LDKu8slice ser_conv = *(LDKu8slice*)ser;
+       LDKReplyChannelRange* ret = MALLOC(sizeof(LDKReplyChannelRange), "LDKReplyChannelRange");
+       *ret = ReplyChannelRange_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ReplyChannelRange_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKReplyChannelRange* obj_conv = (LDKReplyChannelRange*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = ReplyChannelRange_write(obj_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1read(JNIEnv * _env, jclass _b, jlong ser) {
+       LDKu8slice ser_conv = *(LDKu8slice*)ser;
+       LDKGossipTimestampFilter* ret = MALLOC(sizeof(LDKGossipTimestampFilter), "LDKGossipTimestampFilter");
+       *ret = GossipTimestampFilter_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_GossipTimestampFilter_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKGossipTimestampFilter* obj_conv = (LDKGossipTimestampFilter*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = GossipTimestampFilter_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKMessageHandler this_ptr_conv = *(LDKMessageHandler*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return MessageHandler_free(this_ptr_conv);
 }
 
@@ -5249,9 +7348,12 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_MessageHandler_1get_1chan_1ha
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1set_1chan_1handler(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKMessageHandler* this_ptr_conv = (LDKMessageHandler*)this_ptr;
-       LDKChannelMessageHandler *val_conv = (LDKChannelMessageHandler*)val;
-       LDKChannelMessageHandler_JCalls_clone(val_conv->this_arg);
-       return MessageHandler_set_chan_handler(this_ptr_conv, *val_conv);
+       LDKChannelMessageHandler val_conv = *(LDKChannelMessageHandler*)val;
+       if (val_conv.free == LDKChannelMessageHandler_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKChannelMessageHandler_JCalls_clone(val_conv.this_arg);
+       }
+       return MessageHandler_set_chan_handler(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_MessageHandler_1get_1route_1handler(JNIEnv * _env, jclass _b, jlong this_ptr) {
@@ -5262,32 +7364,42 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_MessageHandler_1get_1route_1h
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_MessageHandler_1set_1route_1handler(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKMessageHandler* this_ptr_conv = (LDKMessageHandler*)this_ptr;
-       LDKRoutingMessageHandler *val_conv = (LDKRoutingMessageHandler*)val;
-       LDKRoutingMessageHandler_JCalls_clone(val_conv->this_arg);
-       return MessageHandler_set_route_handler(this_ptr_conv, *val_conv);
+       LDKRoutingMessageHandler val_conv = *(LDKRoutingMessageHandler*)val;
+       if (val_conv.free == LDKRoutingMessageHandler_JCalls_free) {
+               // If this_arg is a JCalls struct, then we need to increment the refcnt in it.
+               LDKRoutingMessageHandler_JCalls_clone(val_conv.this_arg);
+       }
+       return MessageHandler_set_route_handler(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_MessageHandler_1new(JNIEnv * _env, jclass _b, jlong chan_handler_arg, jlong route_handler_arg) {
-       LDKChannelMessageHandler *chan_handler_arg_conv = (LDKChannelMessageHandler*)chan_handler_arg;
-       LDKChannelMessageHandler_JCalls_clone(chan_handler_arg_conv->this_arg);
-       LDKRoutingMessageHandler *route_handler_arg_conv = (LDKRoutingMessageHandler*)route_handler_arg;
-       LDKRoutingMessageHandler_JCalls_clone(route_handler_arg_conv->this_arg);
-       LDKMessageHandler* ret = malloc(sizeof(LDKMessageHandler));
-       *ret = MessageHandler_new(*chan_handler_arg_conv, *route_handler_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       LDKChannelMessageHandler chan_handler_arg_conv = *(LDKChannelMessageHandler*)chan_handler_arg;
+       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_clone(chan_handler_arg_conv.this_arg);
+       }
+       LDKRoutingMessageHandler route_handler_arg_conv = *(LDKRoutingMessageHandler*)route_handler_arg;
+       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_clone(route_handler_arg_conv.this_arg);
+       }
+       LDKMessageHandler* ret = MALLOC(sizeof(LDKMessageHandler), "LDKMessageHandler");
+       *ret = MessageHandler_new(chan_handler_arg_conv, route_handler_arg_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_SocketDescriptor_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKSocketDescriptor *this_ptr_conv = (LDKSocketDescriptor*)this_ptr;
-       return SocketDescriptor_free(*this_ptr_conv);
+       LDKSocketDescriptor this_ptr_conv = *(LDKSocketDescriptor*)this_ptr;
+       FREE((void*)this_ptr);
+       return SocketDescriptor_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKPeerHandleError this_ptr_conv = *(LDKPeerHandleError*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return PeerHandleError_free(this_ptr_conv);
 }
 
@@ -5302,41 +7414,44 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1set_1no_1conn
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerHandleError_1new(JNIEnv * _env, jclass _b, jboolean no_connection_possible_arg) {
-       LDKPeerHandleError* ret = malloc(sizeof(LDKPeerHandleError));
+       LDKPeerHandleError* ret = MALLOC(sizeof(LDKPeerHandleError), "LDKPeerHandleError");
        *ret = PeerHandleError_new(no_connection_possible_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PeerManager_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKPeerManager this_ptr_conv = *(LDKPeerManager*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return PeerManager_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerManager_1new(JNIEnv * _env, jclass _b, jlong message_handler, jlong our_node_secret, jbyteArray ephemeral_random_data, jlong logger) {
        LDKMessageHandler message_handler_conv = *(LDKMessageHandler*)message_handler;
-       free((void*)message_handler);
-       message_handler_conv._underlying_ref = false;
+       FREE((void*)message_handler);
+       message_handler_conv.is_owned = true;
        LDKSecretKey our_node_secret_conv = *(LDKSecretKey*)our_node_secret;
-       free((void*)our_node_secret);
+       FREE((void*)our_node_secret);
        unsigned char ephemeral_random_data_arr[32];
        (*_env)->GetByteArrayRegion (_env, ephemeral_random_data, 0, 32, ephemeral_random_data_arr);
        unsigned char (*ephemeral_random_data_ref)[32] = &ephemeral_random_data_arr;
-       LDKLogger *logger_conv = (LDKLogger*)logger;
-       LDKLogger_JCalls_clone(logger_conv->this_arg);
-       LDKPeerManager* ret = malloc(sizeof(LDKPeerManager));
-       *ret = PeerManager_new(message_handler_conv, our_node_secret_conv, ephemeral_random_data_ref, *logger_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       LDKPeerManager* ret = MALLOC(sizeof(LDKPeerManager), "LDKPeerManager");
+       *ret = PeerManager_new(message_handler_conv, our_node_secret_conv, ephemeral_random_data_ref, logger_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerManager_1get_1peer_1node_1ids(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKPeerManager* this_arg_conv = (LDKPeerManager*)this_arg;
-       LDKCVec_PublicKeyZ* ret = malloc(sizeof(LDKCVec_PublicKeyZ));
+       LDKCVec_PublicKeyZ* ret = MALLOC(sizeof(LDKCVec_PublicKeyZ), "LDKCVec_PublicKeyZ");
        *ret = PeerManager_get_peer_node_ids(this_arg_conv);
        return (long)ret;
 }
@@ -5344,27 +7459,33 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerManager_1get_1peer_1node_
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerManager_1new_1outbound_1connection(JNIEnv * _env, jclass _b, jlong this_arg, jlong their_node_id, jlong descriptor) {
        LDKPeerManager* this_arg_conv = (LDKPeerManager*)this_arg;
        LDKPublicKey their_node_id_conv = *(LDKPublicKey*)their_node_id;
-       free((void*)their_node_id);
-       LDKSocketDescriptor *descriptor_conv = (LDKSocketDescriptor*)descriptor;
-       LDKSocketDescriptor_JCalls_clone(descriptor_conv->this_arg);
-       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ));
-       *ret = PeerManager_new_outbound_connection(this_arg_conv, their_node_id_conv, *descriptor_conv);
+       FREE((void*)their_node_id);
+       LDKSocketDescriptor descriptor_conv = *(LDKSocketDescriptor*)descriptor;
+       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_clone(descriptor_conv.this_arg);
+       }
+       LDKCResult_CVec_u8ZPeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_CVec_u8ZPeerHandleErrorZ), "LDKCResult_CVec_u8ZPeerHandleErrorZ");
+       *ret = PeerManager_new_outbound_connection(this_arg_conv, their_node_id_conv, descriptor_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerManager_1new_1inbound_1connection(JNIEnv * _env, jclass _b, jlong this_arg, jlong descriptor) {
        LDKPeerManager* this_arg_conv = (LDKPeerManager*)this_arg;
-       LDKSocketDescriptor *descriptor_conv = (LDKSocketDescriptor*)descriptor;
-       LDKSocketDescriptor_JCalls_clone(descriptor_conv->this_arg);
-       LDKCResult_NonePeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_NonePeerHandleErrorZ));
-       *ret = PeerManager_new_inbound_connection(this_arg_conv, *descriptor_conv);
+       LDKSocketDescriptor descriptor_conv = *(LDKSocketDescriptor*)descriptor;
+       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_clone(descriptor_conv.this_arg);
+       }
+       LDKCResult_NonePeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
+       *ret = PeerManager_new_inbound_connection(this_arg_conv, descriptor_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerManager_1write_1buffer_1space_1avail(JNIEnv * _env, jclass _b, jlong this_arg, jlong descriptor) {
        LDKPeerManager* this_arg_conv = (LDKPeerManager*)this_arg;
        LDKSocketDescriptor* descriptor_conv = (LDKSocketDescriptor*)descriptor;
-       LDKCResult_NonePeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_NonePeerHandleErrorZ));
+       LDKCResult_NonePeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_NonePeerHandleErrorZ), "LDKCResult_NonePeerHandleErrorZ");
        *ret = PeerManager_write_buffer_space_avail(this_arg_conv, descriptor_conv);
        return (long)ret;
 }
@@ -5373,8 +7494,7 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PeerManager_1read_1event(JNIE
        LDKPeerManager* this_arg_conv = (LDKPeerManager*)this_arg;
        LDKSocketDescriptor* peer_descriptor_conv = (LDKSocketDescriptor*)peer_descriptor;
        LDKu8slice data_conv = *(LDKu8slice*)data;
-       free((void*)data);
-       LDKCResult_boolPeerHandleErrorZ* ret = malloc(sizeof(LDKCResult_boolPeerHandleErrorZ));
+       LDKCResult_boolPeerHandleErrorZ* ret = MALLOC(sizeof(LDKCResult_boolPeerHandleErrorZ), "LDKCResult_boolPeerHandleErrorZ");
        *ret = PeerManager_read_event(this_arg_conv, peer_descriptor_conv, data_conv);
        return (long)ret;
 }
@@ -5399,21 +7519,64 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_build_1commitment_1secret(JNI
        unsigned char commitment_seed_arr[32];
        (*_env)->GetByteArrayRegion (_env, commitment_seed, 0, 32, commitment_seed_arr);
        unsigned char (*commitment_seed_ref)[32] = &commitment_seed_arr;
-       LDKThirtyTwoBytes* ret = malloc(sizeof(LDKThirtyTwoBytes));
+       LDKThirtyTwoBytes* ret = MALLOC(sizeof(LDKThirtyTwoBytes), "LDKThirtyTwoBytes");
        *ret = build_commitment_secret(commitment_seed_ref, idx);
        return (long)ret;
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_derive_1private_1key(JNIEnv * _env, jclass _b, jlong per_commitment_point, jbyteArray base_secret) {
+       LDKPublicKey per_commitment_point_conv = *(LDKPublicKey*)per_commitment_point;
+       FREE((void*)per_commitment_point);
+       unsigned char base_secret_arr[32];
+       (*_env)->GetByteArrayRegion (_env, base_secret, 0, 32, base_secret_arr);
+       unsigned char (*base_secret_ref)[32] = &base_secret_arr;
+       LDKCResult_SecretKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_SecretKeySecpErrorZ), "LDKCResult_SecretKeySecpErrorZ");
+       *ret = derive_private_key(per_commitment_point_conv, base_secret_ref);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_derive_1public_1key(JNIEnv * _env, jclass _b, jlong per_commitment_point, jlong base_point) {
+       LDKPublicKey per_commitment_point_conv = *(LDKPublicKey*)per_commitment_point;
+       FREE((void*)per_commitment_point);
+       LDKPublicKey base_point_conv = *(LDKPublicKey*)base_point;
+       FREE((void*)base_point);
+       LDKCResult_PublicKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_PublicKeySecpErrorZ), "LDKCResult_PublicKeySecpErrorZ");
+       *ret = derive_public_key(per_commitment_point_conv, base_point_conv);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_derive_1private_1revocation_1key(JNIEnv * _env, jclass _b, jbyteArray per_commitment_secret, jbyteArray countersignatory_revocation_base_secret) {
+       unsigned char per_commitment_secret_arr[32];
+       (*_env)->GetByteArrayRegion (_env, per_commitment_secret, 0, 32, per_commitment_secret_arr);
+       unsigned char (*per_commitment_secret_ref)[32] = &per_commitment_secret_arr;
+       unsigned char countersignatory_revocation_base_secret_arr[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_SecretKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_SecretKeySecpErrorZ), "LDKCResult_SecretKeySecpErrorZ");
+       *ret = derive_private_revocation_key(per_commitment_secret_ref, countersignatory_revocation_base_secret_ref);
+       return (long)ret;
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_derive_1public_1revocation_1key(JNIEnv * _env, jclass _b, jlong per_commitment_point, jlong countersignatory_revocation_base_point) {
+       LDKPublicKey per_commitment_point_conv = *(LDKPublicKey*)per_commitment_point;
+       FREE((void*)per_commitment_point);
+       LDKPublicKey countersignatory_revocation_base_point_conv = *(LDKPublicKey*)countersignatory_revocation_base_point;
+       FREE((void*)countersignatory_revocation_base_point);
+       LDKCResult_PublicKeySecpErrorZ* ret = MALLOC(sizeof(LDKCResult_PublicKeySecpErrorZ), "LDKCResult_PublicKeySecpErrorZ");
+       *ret = derive_public_revocation_key(per_commitment_point_conv, countersignatory_revocation_base_point_conv);
+       return (long)ret;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKTxCreationKeys this_ptr_conv = *(LDKTxCreationKeys*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return TxCreationKeys_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = TxCreationKeys_get_per_commitment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -5421,13 +7584,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1per_1com
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return TxCreationKeys_set_per_commitment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1revocation_1key(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = TxCreationKeys_get_revocation_key(this_ptr_conv);
        return (long)ret;
 }
@@ -5435,131 +7598,130 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1revocati
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1revocation_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return TxCreationKeys_set_revocation_key(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1a_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1broadcaster_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
-       *ret = TxCreationKeys_get_a_htlc_key(this_ptr_conv);
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
+       *ret = TxCreationKeys_get_broadcaster_htlc_key(this_ptr_conv);
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1a_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1broadcaster_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
-       return TxCreationKeys_set_a_htlc_key(this_ptr_conv, val_conv);
+       FREE((void*)val);
+       return TxCreationKeys_set_broadcaster_htlc_key(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1b_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1countersignatory_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
-       *ret = TxCreationKeys_get_b_htlc_key(this_ptr_conv);
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
+       *ret = TxCreationKeys_get_countersignatory_htlc_key(this_ptr_conv);
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1b_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1countersignatory_1htlc_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
-       return TxCreationKeys_set_b_htlc_key(this_ptr_conv, val_conv);
+       FREE((void*)val);
+       return TxCreationKeys_set_countersignatory_htlc_key(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1a_1delayed_1payment_1key(JNIEnv * _env, jclass _b, jlong this_ptr) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1get_1broadcaster_1delayed_1payment_1key(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
-       *ret = TxCreationKeys_get_a_delayed_payment_key(this_ptr_conv);
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
+       *ret = TxCreationKeys_get_broadcaster_delayed_payment_key(this_ptr_conv);
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1a_1delayed_1payment_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1set_1broadcaster_1delayed_1payment_1key(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKTxCreationKeys* this_ptr_conv = (LDKTxCreationKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
-       return TxCreationKeys_set_a_delayed_payment_key(this_ptr_conv, val_conv);
+       FREE((void*)val);
+       return TxCreationKeys_set_broadcaster_delayed_payment_key(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1new(JNIEnv * _env, jclass _b, jlong per_commitment_point_arg, jlong revocation_key_arg, jlong a_htlc_key_arg, jlong b_htlc_key_arg, jlong a_delayed_payment_key_arg) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1new(JNIEnv * _env, jclass _b, jlong per_commitment_point_arg, jlong revocation_key_arg, jlong broadcaster_htlc_key_arg, jlong countersignatory_htlc_key_arg, jlong broadcaster_delayed_payment_key_arg) {
        LDKPublicKey per_commitment_point_arg_conv = *(LDKPublicKey*)per_commitment_point_arg;
-       free((void*)per_commitment_point_arg);
+       FREE((void*)per_commitment_point_arg);
        LDKPublicKey revocation_key_arg_conv = *(LDKPublicKey*)revocation_key_arg;
-       free((void*)revocation_key_arg);
-       LDKPublicKey a_htlc_key_arg_conv = *(LDKPublicKey*)a_htlc_key_arg;
-       free((void*)a_htlc_key_arg);
-       LDKPublicKey b_htlc_key_arg_conv = *(LDKPublicKey*)b_htlc_key_arg;
-       free((void*)b_htlc_key_arg);
-       LDKPublicKey a_delayed_payment_key_arg_conv = *(LDKPublicKey*)a_delayed_payment_key_arg;
-       free((void*)a_delayed_payment_key_arg);
-       LDKTxCreationKeys* ret = malloc(sizeof(LDKTxCreationKeys));
-       *ret = TxCreationKeys_new(per_commitment_point_arg_conv, revocation_key_arg_conv, a_htlc_key_arg_conv, b_htlc_key_arg_conv, a_delayed_payment_key_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       FREE((void*)revocation_key_arg);
+       LDKPublicKey broadcaster_htlc_key_arg_conv = *(LDKPublicKey*)broadcaster_htlc_key_arg;
+       FREE((void*)broadcaster_htlc_key_arg);
+       LDKPublicKey countersignatory_htlc_key_arg_conv = *(LDKPublicKey*)countersignatory_htlc_key_arg;
+       FREE((void*)countersignatory_htlc_key_arg);
+       LDKPublicKey broadcaster_delayed_payment_key_arg_conv = *(LDKPublicKey*)broadcaster_delayed_payment_key_arg;
+       FREE((void*)broadcaster_delayed_payment_key_arg);
+       LDKTxCreationKeys* ret = MALLOC(sizeof(LDKTxCreationKeys), "LDKTxCreationKeys");
+       *ret = TxCreationKeys_new(per_commitment_point_arg_conv, revocation_key_arg_conv, broadcaster_htlc_key_arg_conv, countersignatory_htlc_key_arg_conv, broadcaster_delayed_payment_key_arg_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKTxCreationKeys* obj_conv = (LDKTxCreationKeys*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = TxCreationKeys_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKTxCreationKeys* ret = malloc(sizeof(LDKTxCreationKeys));
+       LDKTxCreationKeys* ret = MALLOC(sizeof(LDKTxCreationKeys), "LDKTxCreationKeys");
        *ret = TxCreationKeys_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_PreCalculatedTxCreationKeys_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKPreCalculatedTxCreationKeys this_ptr_conv = *(LDKPreCalculatedTxCreationKeys*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return PreCalculatedTxCreationKeys_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PreCalculatedTxCreationKeys_1new(JNIEnv * _env, jclass _b, jlong keys) {
        LDKTxCreationKeys keys_conv = *(LDKTxCreationKeys*)keys;
-       free((void*)keys);
-       keys_conv._underlying_ref = false;
-       LDKPreCalculatedTxCreationKeys* ret = malloc(sizeof(LDKPreCalculatedTxCreationKeys));
+       FREE((void*)keys);
+       keys_conv.is_owned = true;
+       LDKPreCalculatedTxCreationKeys* ret = MALLOC(sizeof(LDKPreCalculatedTxCreationKeys), "LDKPreCalculatedTxCreationKeys");
        *ret = PreCalculatedTxCreationKeys_new(keys_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PreCalculatedTxCreationKeys_1trust_1key_1derivation(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKPreCalculatedTxCreationKeys* this_arg_conv = (LDKPreCalculatedTxCreationKeys*)this_arg;
-       LDKTxCreationKeys* ret = malloc(sizeof(LDKTxCreationKeys));
+       LDKTxCreationKeys* ret = MALLOC(sizeof(LDKTxCreationKeys), "LDKTxCreationKeys");
        *ret = PreCalculatedTxCreationKeys_trust_key_derivation(this_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_PreCalculatedTxCreationKeys_1per_1commitment_1point(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKPreCalculatedTxCreationKeys* this_arg_conv = (LDKPreCalculatedTxCreationKeys*)this_arg;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = PreCalculatedTxCreationKeys_per_commitment_point(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelPublicKeys this_ptr_conv = *(LDKChannelPublicKeys*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelPublicKeys_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1funding_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelPublicKeys_get_funding_pubkey(this_ptr_conv);
        return (long)ret;
 }
@@ -5567,13 +7729,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1fundi
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1funding_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelPublicKeys_set_funding_pubkey(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1revocation_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelPublicKeys_get_revocation_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -5581,13 +7743,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1revoc
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1revocation_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelPublicKeys_set_revocation_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1payment_1point(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelPublicKeys_get_payment_point(this_ptr_conv);
        return (long)ret;
 }
@@ -5595,13 +7757,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1payme
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1payment_1point(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelPublicKeys_set_payment_point(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1delayed_1payment_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelPublicKeys_get_delayed_payment_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -5609,13 +7771,13 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1delay
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1delayed_1payment_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelPublicKeys_set_delayed_payment_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1htlc_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelPublicKeys_get_htlc_basepoint(this_ptr_conv);
        return (long)ret;
 }
@@ -5623,75 +7785,74 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1get_1htlc_
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1set_1htlc_1basepoint(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelPublicKeys* this_ptr_conv = (LDKChannelPublicKeys*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelPublicKeys_set_htlc_basepoint(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1new(JNIEnv * _env, jclass _b, jlong funding_pubkey_arg, jlong revocation_basepoint_arg, jlong payment_point_arg, jlong delayed_payment_basepoint_arg, jlong htlc_basepoint_arg) {
        LDKPublicKey funding_pubkey_arg_conv = *(LDKPublicKey*)funding_pubkey_arg;
-       free((void*)funding_pubkey_arg);
+       FREE((void*)funding_pubkey_arg);
        LDKPublicKey revocation_basepoint_arg_conv = *(LDKPublicKey*)revocation_basepoint_arg;
-       free((void*)revocation_basepoint_arg);
+       FREE((void*)revocation_basepoint_arg);
        LDKPublicKey payment_point_arg_conv = *(LDKPublicKey*)payment_point_arg;
-       free((void*)payment_point_arg);
+       FREE((void*)payment_point_arg);
        LDKPublicKey delayed_payment_basepoint_arg_conv = *(LDKPublicKey*)delayed_payment_basepoint_arg;
-       free((void*)delayed_payment_basepoint_arg);
+       FREE((void*)delayed_payment_basepoint_arg);
        LDKPublicKey htlc_basepoint_arg_conv = *(LDKPublicKey*)htlc_basepoint_arg;
-       free((void*)htlc_basepoint_arg);
-       LDKChannelPublicKeys* ret = malloc(sizeof(LDKChannelPublicKeys));
+       FREE((void*)htlc_basepoint_arg);
+       LDKChannelPublicKeys* ret = MALLOC(sizeof(LDKChannelPublicKeys), "LDKChannelPublicKeys");
        *ret = ChannelPublicKeys_new(funding_pubkey_arg_conv, revocation_basepoint_arg_conv, payment_point_arg_conv, delayed_payment_basepoint_arg_conv, htlc_basepoint_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKChannelPublicKeys* obj_conv = (LDKChannelPublicKeys*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ChannelPublicKeys_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelPublicKeys_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKChannelPublicKeys* ret = malloc(sizeof(LDKChannelPublicKeys));
+       LDKChannelPublicKeys* ret = MALLOC(sizeof(LDKChannelPublicKeys), "LDKChannelPublicKeys");
        *ret = ChannelPublicKeys_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1derive_1new(JNIEnv * _env, jclass _b, jlong per_commitment_point, jlong a_delayed_payment_base, jlong a_htlc_base, jlong b_revocation_base, jlong b_htlc_base) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_TxCreationKeys_1derive_1new(JNIEnv * _env, jclass _b, jlong per_commitment_point, jlong broadcaster_delayed_payment_base, jlong broadcaster_htlc_base, jlong countersignatory_revocation_base, jlong countersignatory_htlc_base) {
        LDKPublicKey per_commitment_point_conv = *(LDKPublicKey*)per_commitment_point;
-       free((void*)per_commitment_point);
-       LDKPublicKey a_delayed_payment_base_conv = *(LDKPublicKey*)a_delayed_payment_base;
-       free((void*)a_delayed_payment_base);
-       LDKPublicKey a_htlc_base_conv = *(LDKPublicKey*)a_htlc_base;
-       free((void*)a_htlc_base);
-       LDKPublicKey b_revocation_base_conv = *(LDKPublicKey*)b_revocation_base;
-       free((void*)b_revocation_base);
-       LDKPublicKey b_htlc_base_conv = *(LDKPublicKey*)b_htlc_base;
-       free((void*)b_htlc_base);
-       LDKCResult_TxCreationKeysSecpErrorZ* ret = malloc(sizeof(LDKCResult_TxCreationKeysSecpErrorZ));
-       *ret = TxCreationKeys_derive_new(per_commitment_point_conv, a_delayed_payment_base_conv, a_htlc_base_conv, b_revocation_base_conv, b_htlc_base_conv);
+       FREE((void*)per_commitment_point);
+       LDKPublicKey broadcaster_delayed_payment_base_conv = *(LDKPublicKey*)broadcaster_delayed_payment_base;
+       FREE((void*)broadcaster_delayed_payment_base);
+       LDKPublicKey broadcaster_htlc_base_conv = *(LDKPublicKey*)broadcaster_htlc_base;
+       FREE((void*)broadcaster_htlc_base);
+       LDKPublicKey countersignatory_revocation_base_conv = *(LDKPublicKey*)countersignatory_revocation_base;
+       FREE((void*)countersignatory_revocation_base);
+       LDKPublicKey countersignatory_htlc_base_conv = *(LDKPublicKey*)countersignatory_htlc_base;
+       FREE((void*)countersignatory_htlc_base);
+       LDKCResult_TxCreationKeysSecpErrorZ* ret = MALLOC(sizeof(LDKCResult_TxCreationKeysSecpErrorZ), "LDKCResult_TxCreationKeysSecpErrorZ");
+       *ret = TxCreationKeys_derive_new(per_commitment_point_conv, broadcaster_delayed_payment_base_conv, broadcaster_htlc_base_conv, countersignatory_revocation_base_conv, countersignatory_htlc_base_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_get_1revokeable_1redeemscript(JNIEnv * _env, jclass _b, jlong revocation_key, jshort to_self_delay, jlong delayed_payment_key) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_get_1revokeable_1redeemscript(JNIEnv * _env, jclass _b, jlong revocation_key, jshort contest_delay, jlong broadcaster_delayed_payment_key) {
        LDKPublicKey revocation_key_conv = *(LDKPublicKey*)revocation_key;
-       free((void*)revocation_key);
-       LDKPublicKey delayed_payment_key_conv = *(LDKPublicKey*)delayed_payment_key;
-       free((void*)delayed_payment_key);
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
-       *ret = get_revokeable_redeemscript(revocation_key_conv, to_self_delay, delayed_payment_key_conv);
+       FREE((void*)revocation_key);
+       LDKPublicKey broadcaster_delayed_payment_key_conv = *(LDKPublicKey*)broadcaster_delayed_payment_key;
+       FREE((void*)broadcaster_delayed_payment_key);
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = get_revokeable_redeemscript(revocation_key_conv, contest_delay, broadcaster_delayed_payment_key_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKHTLCOutputInCommitment this_ptr_conv = *(LDKHTLCOutputInCommitment*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return HTLCOutputInCommitment_free(this_ptr_conv);
 }
 
@@ -5735,218 +7896,215 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1set_1payment_1hash(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKHTLCOutputInCommitment* this_ptr_conv = (LDKHTLCOutputInCommitment*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return HTLCOutputInCommitment_set_payment_hash(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKHTLCOutputInCommitment* obj_conv = (LDKHTLCOutputInCommitment*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = HTLCOutputInCommitment_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HTLCOutputInCommitment_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKHTLCOutputInCommitment* ret = malloc(sizeof(LDKHTLCOutputInCommitment));
+       LDKHTLCOutputInCommitment* ret = MALLOC(sizeof(LDKHTLCOutputInCommitment), "LDKHTLCOutputInCommitment");
        *ret = HTLCOutputInCommitment_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_get_1htlc_1redeemscript(JNIEnv * _env, jclass _b, jlong htlc, jlong keys) {
        LDKHTLCOutputInCommitment* htlc_conv = (LDKHTLCOutputInCommitment*)htlc;
        LDKTxCreationKeys* keys_conv = (LDKTxCreationKeys*)keys;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = get_htlc_redeemscript(htlc_conv, keys_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_make_1funding_1redeemscript(JNIEnv * _env, jclass _b, jlong a, jlong b) {
-       LDKPublicKey a_conv = *(LDKPublicKey*)a;
-       free((void*)a);
-       LDKPublicKey b_conv = *(LDKPublicKey*)b;
-       free((void*)b);
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
-       *ret = make_funding_redeemscript(a_conv, b_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_make_1funding_1redeemscript(JNIEnv * _env, jclass _b, jlong broadcaster, jlong countersignatory) {
+       LDKPublicKey broadcaster_conv = *(LDKPublicKey*)broadcaster;
+       FREE((void*)broadcaster);
+       LDKPublicKey countersignatory_conv = *(LDKPublicKey*)countersignatory;
+       FREE((void*)countersignatory);
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = make_funding_redeemscript(broadcaster_conv, countersignatory_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_build_1htlc_1transaction(JNIEnv * _env, jclass _b, jbyteArray prev_hash, jint feerate_per_kw, jshort to_self_delay, jlong htlc, jlong a_delayed_payment_key, jlong revocation_key) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_build_1htlc_1transaction(JNIEnv * _env, jclass _b, jbyteArray prev_hash, jint feerate_per_kw, jshort contest_delay, jlong htlc, jlong broadcaster_delayed_payment_key, jlong revocation_key) {
        unsigned char prev_hash_arr[32];
        (*_env)->GetByteArrayRegion (_env, prev_hash, 0, 32, prev_hash_arr);
        unsigned char (*prev_hash_ref)[32] = &prev_hash_arr;
        LDKHTLCOutputInCommitment* htlc_conv = (LDKHTLCOutputInCommitment*)htlc;
-       LDKPublicKey a_delayed_payment_key_conv = *(LDKPublicKey*)a_delayed_payment_key;
-       free((void*)a_delayed_payment_key);
+       LDKPublicKey broadcaster_delayed_payment_key_conv = *(LDKPublicKey*)broadcaster_delayed_payment_key;
+       FREE((void*)broadcaster_delayed_payment_key);
        LDKPublicKey revocation_key_conv = *(LDKPublicKey*)revocation_key;
-       free((void*)revocation_key);
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
-       *ret = build_htlc_transaction(prev_hash_ref, feerate_per_kw, to_self_delay, htlc_conv, a_delayed_payment_key_conv, revocation_key_conv);
+       FREE((void*)revocation_key);
+       LDKTransaction* ret = MALLOC(sizeof(LDKTransaction), "LDKTransaction");
+       *ret = build_htlc_transaction(prev_hash_ref, feerate_per_kw, contest_delay, htlc_conv, broadcaster_delayed_payment_key_conv, revocation_key_conv);
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKLocalCommitmentTransaction this_ptr_conv = *(LDKLocalCommitmentTransaction*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
-       return LocalCommitmentTransaction_free(this_ptr_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKHolderCommitmentTransaction this_ptr_conv = *(LDKHolderCommitmentTransaction*)this_ptr;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
+       return HolderCommitmentTransaction_free(this_ptr_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1get_1unsigned_1tx(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKLocalCommitmentTransaction* this_ptr_conv = (LDKLocalCommitmentTransaction*)this_ptr;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
-       *ret = LocalCommitmentTransaction_get_unsigned_tx(this_ptr_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1get_1unsigned_1tx(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKHolderCommitmentTransaction* this_ptr_conv = (LDKHolderCommitmentTransaction*)this_ptr;
+       LDKTransaction* ret = MALLOC(sizeof(LDKTransaction), "LDKTransaction");
+       *ret = HolderCommitmentTransaction_get_unsigned_tx(this_ptr_conv);
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1set_1unsigned_1tx(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
-       LDKLocalCommitmentTransaction* this_ptr_conv = (LDKLocalCommitmentTransaction*)this_ptr;
-       LDKCVec_u8Z val_conv = *(LDKCVec_u8Z*)val;
-       free((void*)val);
-       return LocalCommitmentTransaction_set_unsigned_tx(this_ptr_conv, val_conv);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1set_1unsigned_1tx(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKHolderCommitmentTransaction* this_ptr_conv = (LDKHolderCommitmentTransaction*)this_ptr;
+       LDKTransaction val_conv = *(LDKTransaction*)val;
+       FREE((void*)val);
+       return HolderCommitmentTransaction_set_unsigned_tx(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1get_1their_1sig(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKLocalCommitmentTransaction* this_ptr_conv = (LDKLocalCommitmentTransaction*)this_ptr;
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
-       *ret = LocalCommitmentTransaction_get_their_sig(this_ptr_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1get_1counterparty_1sig(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKHolderCommitmentTransaction* this_ptr_conv = (LDKHolderCommitmentTransaction*)this_ptr;
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
+       *ret = HolderCommitmentTransaction_get_counterparty_sig(this_ptr_conv);
        return (long)ret;
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1set_1their_1sig(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
-       LDKLocalCommitmentTransaction* this_ptr_conv = (LDKLocalCommitmentTransaction*)this_ptr;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1set_1counterparty_1sig(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKHolderCommitmentTransaction* this_ptr_conv = (LDKHolderCommitmentTransaction*)this_ptr;
        LDKSignature val_conv = *(LDKSignature*)val;
-       free((void*)val);
-       return LocalCommitmentTransaction_set_their_sig(this_ptr_conv, val_conv);
+       FREE((void*)val);
+       return HolderCommitmentTransaction_set_counterparty_sig(this_ptr_conv, val_conv);
 }
 
-JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1get_1feerate_1per_1kw(JNIEnv * _env, jclass _b, jlong this_ptr) {
-       LDKLocalCommitmentTransaction* this_ptr_conv = (LDKLocalCommitmentTransaction*)this_ptr;
-       return LocalCommitmentTransaction_get_feerate_per_kw(this_ptr_conv);
+JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1get_1feerate_1per_1kw(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKHolderCommitmentTransaction* this_ptr_conv = (LDKHolderCommitmentTransaction*)this_ptr;
+       return HolderCommitmentTransaction_get_feerate_per_kw(this_ptr_conv);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1set_1feerate_1per_1kw(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
-       LDKLocalCommitmentTransaction* this_ptr_conv = (LDKLocalCommitmentTransaction*)this_ptr;
-       return LocalCommitmentTransaction_set_feerate_per_kw(this_ptr_conv, val);
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1set_1feerate_1per_1kw(JNIEnv * _env, jclass _b, jlong this_ptr, jint val) {
+       LDKHolderCommitmentTransaction* this_ptr_conv = (LDKHolderCommitmentTransaction*)this_ptr;
+       return HolderCommitmentTransaction_set_feerate_per_kw(this_ptr_conv, val);
 }
 
-JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1set_1per_1htlc(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
-       LDKLocalCommitmentTransaction* this_ptr_conv = (LDKLocalCommitmentTransaction*)this_ptr;
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1set_1per_1htlc(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKHolderCommitmentTransaction* this_ptr_conv = (LDKHolderCommitmentTransaction*)this_ptr;
        LDKCVec_C2Tuple_HTLCOutputInCommitmentSignatureZZ val_conv = *(LDKCVec_C2Tuple_HTLCOutputInCommitmentSignatureZZ*)val;
-       free((void*)val);
-       return LocalCommitmentTransaction_set_per_htlc(this_ptr_conv, val_conv);
-}
-
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1new_1missing_1local_1sig(JNIEnv * _env, jclass _b, jlong unsigned_tx, jlong their_sig, jlong our_funding_key, jlong their_funding_key, jlong local_keys, jint feerate_per_kw, jlong htlc_data) {
-       LDKCVec_u8Z unsigned_tx_conv = *(LDKCVec_u8Z*)unsigned_tx;
-       free((void*)unsigned_tx);
-       LDKSignature their_sig_conv = *(LDKSignature*)their_sig;
-       free((void*)their_sig);
-       LDKPublicKey our_funding_key_conv = *(LDKPublicKey*)our_funding_key;
-       free((void*)our_funding_key);
-       LDKPublicKey their_funding_key_conv = *(LDKPublicKey*)their_funding_key;
-       free((void*)their_funding_key);
-       LDKTxCreationKeys local_keys_conv = *(LDKTxCreationKeys*)local_keys;
-       free((void*)local_keys);
-       local_keys_conv._underlying_ref = false;
+       FREE((void*)val);
+       return HolderCommitmentTransaction_set_per_htlc(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1new_1missing_1holder_1sig(JNIEnv * _env, jclass _b, jlong unsigned_tx, jlong counterparty_sig, jlong holder_funding_key, jlong counterparty_funding_key, jlong keys, jint feerate_per_kw, jlong htlc_data) {
+       LDKTransaction unsigned_tx_conv = *(LDKTransaction*)unsigned_tx;
+       FREE((void*)unsigned_tx);
+       LDKSignature counterparty_sig_conv = *(LDKSignature*)counterparty_sig;
+       FREE((void*)counterparty_sig);
+       LDKPublicKey holder_funding_key_conv = *(LDKPublicKey*)holder_funding_key;
+       FREE((void*)holder_funding_key);
+       LDKPublicKey counterparty_funding_key_conv = *(LDKPublicKey*)counterparty_funding_key;
+       FREE((void*)counterparty_funding_key);
+       LDKTxCreationKeys keys_conv = *(LDKTxCreationKeys*)keys;
+       FREE((void*)keys);
+       keys_conv.is_owned = true;
        LDKCVec_C2Tuple_HTLCOutputInCommitmentSignatureZZ htlc_data_conv = *(LDKCVec_C2Tuple_HTLCOutputInCommitmentSignatureZZ*)htlc_data;
-       free((void*)htlc_data);
-       LDKLocalCommitmentTransaction* ret = malloc(sizeof(LDKLocalCommitmentTransaction));
-       *ret = LocalCommitmentTransaction_new_missing_local_sig(unsigned_tx_conv, their_sig_conv, our_funding_key_conv, their_funding_key_conv, local_keys_conv, feerate_per_kw, htlc_data_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       FREE((void*)htlc_data);
+       LDKHolderCommitmentTransaction* ret = MALLOC(sizeof(LDKHolderCommitmentTransaction), "LDKHolderCommitmentTransaction");
+       *ret = HolderCommitmentTransaction_new_missing_holder_sig(unsigned_tx_conv, counterparty_sig_conv, holder_funding_key_conv, counterparty_funding_key_conv, keys_conv, feerate_per_kw, htlc_data_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1trust_1key_1derivation(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKLocalCommitmentTransaction* this_arg_conv = (LDKLocalCommitmentTransaction*)this_arg;
-       LDKTxCreationKeys* ret = malloc(sizeof(LDKTxCreationKeys));
-       *ret = LocalCommitmentTransaction_trust_key_derivation(this_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1trust_1key_1derivation(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKHolderCommitmentTransaction* this_arg_conv = (LDKHolderCommitmentTransaction*)this_arg;
+       LDKTxCreationKeys* ret = MALLOC(sizeof(LDKTxCreationKeys), "LDKTxCreationKeys");
+       *ret = HolderCommitmentTransaction_trust_key_derivation(this_arg_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1txid(JNIEnv * _env, jclass _b, jlong this_arg) {
-       LDKLocalCommitmentTransaction* this_arg_conv = (LDKLocalCommitmentTransaction*)this_arg;
-       LDKThirtyTwoBytes* ret = malloc(sizeof(LDKThirtyTwoBytes));
-       *ret = LocalCommitmentTransaction_txid(this_arg_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1txid(JNIEnv * _env, jclass _b, jlong this_arg) {
+       LDKHolderCommitmentTransaction* this_arg_conv = (LDKHolderCommitmentTransaction*)this_arg;
+       LDKThirtyTwoBytes* ret = MALLOC(sizeof(LDKThirtyTwoBytes), "LDKThirtyTwoBytes");
+       *ret = HolderCommitmentTransaction_txid(this_arg_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1get_1local_1sig(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray funding_key, jlong funding_redeemscript, jlong channel_value_satoshis) {
-       LDKLocalCommitmentTransaction* this_arg_conv = (LDKLocalCommitmentTransaction*)this_arg;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1get_1holder_1sig(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray funding_key, jlong funding_redeemscript, jlong channel_value_satoshis) {
+       LDKHolderCommitmentTransaction* this_arg_conv = (LDKHolderCommitmentTransaction*)this_arg;
        unsigned char funding_key_arr[32];
        (*_env)->GetByteArrayRegion (_env, funding_key, 0, 32, funding_key_arr);
        unsigned char (*funding_key_ref)[32] = &funding_key_arr;
        LDKu8slice funding_redeemscript_conv = *(LDKu8slice*)funding_redeemscript;
-       free((void*)funding_redeemscript);
-       LDKSignature* ret = malloc(sizeof(LDKSignature));
-       *ret = LocalCommitmentTransaction_get_local_sig(this_arg_conv, funding_key_ref, funding_redeemscript_conv, channel_value_satoshis);
+       LDKSignature* ret = MALLOC(sizeof(LDKSignature), "LDKSignature");
+       *ret = HolderCommitmentTransaction_get_holder_sig(this_arg_conv, funding_key_ref, funding_redeemscript_conv, channel_value_satoshis);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1get_1htlc_1sigs(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray htlc_base_key, jshort local_csv) {
-       LDKLocalCommitmentTransaction* this_arg_conv = (LDKLocalCommitmentTransaction*)this_arg;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1get_1htlc_1sigs(JNIEnv * _env, jclass _b, jlong this_arg, jbyteArray htlc_base_key, jshort counterparty_selected_contest_delay) {
+       LDKHolderCommitmentTransaction* this_arg_conv = (LDKHolderCommitmentTransaction*)this_arg;
        unsigned char htlc_base_key_arr[32];
        (*_env)->GetByteArrayRegion (_env, htlc_base_key, 0, 32, htlc_base_key_arr);
        unsigned char (*htlc_base_key_ref)[32] = &htlc_base_key_arr;
-       LDKCResult_CVec_SignatureZNoneZ* ret = malloc(sizeof(LDKCResult_CVec_SignatureZNoneZ));
-       *ret = LocalCommitmentTransaction_get_htlc_sigs(this_arg_conv, htlc_base_key_ref, local_csv);
+       LDKCResult_CVec_SignatureZNoneZ* ret = MALLOC(sizeof(LDKCResult_CVec_SignatureZNoneZ), "LDKCResult_CVec_SignatureZNoneZ");
+       *ret = HolderCommitmentTransaction_get_htlc_sigs(this_arg_conv, htlc_base_key_ref, counterparty_selected_contest_delay);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1write(JNIEnv * _env, jclass _b, jlong obj) {
-       LDKLocalCommitmentTransaction* obj_conv = (LDKLocalCommitmentTransaction*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
-       *ret = LocalCommitmentTransaction_write(obj_conv);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1write(JNIEnv * _env, jclass _b, jlong obj) {
+       LDKHolderCommitmentTransaction* obj_conv = (LDKHolderCommitmentTransaction*)obj;
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
+       *ret = HolderCommitmentTransaction_write(obj_conv);
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LocalCommitmentTransaction_1read(JNIEnv * _env, jclass _b, jlong ser) {
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_HolderCommitmentTransaction_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKLocalCommitmentTransaction* ret = malloc(sizeof(LDKLocalCommitmentTransaction));
-       *ret = LocalCommitmentTransaction_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       LDKHolderCommitmentTransaction* ret = MALLOC(sizeof(LDKHolderCommitmentTransaction), "LDKHolderCommitmentTransaction");
+       *ret = HolderCommitmentTransaction_read(ser_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_InitFeatures_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKInitFeatures this_ptr_conv = *(LDKInitFeatures*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return InitFeatures_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeFeatures_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeFeatures this_ptr_conv = *(LDKNodeFeatures*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return NodeFeatures_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelFeatures_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelFeatures this_ptr_conv = *(LDKChannelFeatures*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelFeatures_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRouteHop this_ptr_conv = *(LDKRouteHop*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return RouteHop_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = RouteHop_get_pubkey(this_ptr_conv);
        return (long)ret;
 }
@@ -5954,10 +8112,27 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1pubkey(JNIEnv
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1pubkey(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return RouteHop_set_pubkey(this_ptr_conv, val_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1node_1features(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
+       LDKNodeFeatures* ret = MALLOC(sizeof(LDKNodeFeatures), "LDKNodeFeatures");
+       *ret = RouteHop_get_node_features(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1node_1features(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
+       LDKNodeFeatures val_conv = *(LDKNodeFeatures*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return RouteHop_set_node_features(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1short_1channel_1id(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
        return RouteHop_get_short_channel_id(this_ptr_conv);
@@ -5968,6 +8143,23 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1short_1channel_
        return RouteHop_set_short_channel_id(this_ptr_conv, val);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1channel_1features(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
+       LDKChannelFeatures* ret = MALLOC(sizeof(LDKChannelFeatures), "LDKChannelFeatures");
+       *ret = RouteHop_get_channel_features(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1channel_1features(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
+       LDKChannelFeatures val_conv = *(LDKChannelFeatures*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return RouteHop_set_channel_features(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHop_1get_1fee_1msat(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRouteHop* this_ptr_conv = (LDKRouteHop*)this_ptr;
        return RouteHop_get_fee_msat(this_ptr_conv);
@@ -5988,57 +8180,72 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHop_1set_1cltv_1expiry_1d
        return RouteHop_set_cltv_expiry_delta(this_ptr_conv, val);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHop_1new(JNIEnv * _env, jclass _b, jlong pubkey_arg, jlong node_features_arg, jlong short_channel_id_arg, jlong channel_features_arg, jlong fee_msat_arg, jint cltv_expiry_delta_arg) {
+       LDKPublicKey pubkey_arg_conv = *(LDKPublicKey*)pubkey_arg;
+       FREE((void*)pubkey_arg);
+       LDKNodeFeatures node_features_arg_conv = *(LDKNodeFeatures*)node_features_arg;
+       FREE((void*)node_features_arg);
+       node_features_arg_conv.is_owned = true;
+       LDKChannelFeatures channel_features_arg_conv = *(LDKChannelFeatures*)channel_features_arg;
+       FREE((void*)channel_features_arg);
+       channel_features_arg_conv.is_owned = true;
+       LDKRouteHop* ret = MALLOC(sizeof(LDKRouteHop), "LDKRouteHop");
+       *ret = RouteHop_new(pubkey_arg_conv, node_features_arg_conv, short_channel_id_arg, channel_features_arg_conv, fee_msat_arg, cltv_expiry_delta_arg);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Route_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRoute this_ptr_conv = *(LDKRoute*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return Route_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_Route_1set_1paths(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKRoute* this_ptr_conv = (LDKRoute*)this_ptr;
        LDKCVec_CVec_RouteHopZZ val_conv = *(LDKCVec_CVec_RouteHopZZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return Route_set_paths(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Route_1new(JNIEnv * _env, jclass _b, jlong paths_arg) {
        LDKCVec_CVec_RouteHopZZ paths_arg_conv = *(LDKCVec_CVec_RouteHopZZ*)paths_arg;
-       free((void*)paths_arg);
-       LDKRoute* ret = malloc(sizeof(LDKRoute));
+       FREE((void*)paths_arg);
+       LDKRoute* ret = MALLOC(sizeof(LDKRoute), "LDKRoute");
        *ret = Route_new(paths_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Route_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKRoute* obj_conv = (LDKRoute*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = Route_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_Route_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKRoute* ret = malloc(sizeof(LDKRoute));
+       LDKRoute* ret = MALLOC(sizeof(LDKRoute), "LDKRoute");
        *ret = Route_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRouteHint this_ptr_conv = *(LDKRouteHint*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return RouteHint_free(this_ptr_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHint_1get_1src_1node_1id(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRouteHint* this_ptr_conv = (LDKRouteHint*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = RouteHint_get_src_node_id(this_ptr_conv);
        return (long)ret;
 }
@@ -6046,7 +8253,7 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHint_1get_1src_1node_1id
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1set_1src_1node_1id(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKRouteHint* this_ptr_conv = (LDKRouteHint*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return RouteHint_set_src_node_id(this_ptr_conv, val_conv);
 }
 
@@ -6062,18 +8269,18 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1set_1short_1channel
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHint_1get_1fees(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRouteHint* this_ptr_conv = (LDKRouteHint*)this_ptr;
-       LDKRoutingFees* ret = malloc(sizeof(LDKRoutingFees));
+       LDKRoutingFees* ret = MALLOC(sizeof(LDKRoutingFees), "LDKRoutingFees");
        *ret = RouteHint_get_fees(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1set_1fees(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKRouteHint* this_ptr_conv = (LDKRouteHint*)this_ptr;
        LDKRoutingFees val_conv = *(LDKRoutingFees*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return RouteHint_set_fees(this_ptr_conv, val_conv);
 }
 
@@ -6099,110 +8306,117 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RouteHint_1set_1htlc_1minimum_
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RouteHint_1new(JNIEnv * _env, jclass _b, jlong src_node_id_arg, jlong short_channel_id_arg, jlong fees_arg, jshort cltv_expiry_delta_arg, jlong htlc_minimum_msat_arg) {
        LDKPublicKey src_node_id_arg_conv = *(LDKPublicKey*)src_node_id_arg;
-       free((void*)src_node_id_arg);
+       FREE((void*)src_node_id_arg);
        LDKRoutingFees fees_arg_conv = *(LDKRoutingFees*)fees_arg;
-       free((void*)fees_arg);
-       fees_arg_conv._underlying_ref = false;
-       LDKRouteHint* ret = malloc(sizeof(LDKRouteHint));
+       FREE((void*)fees_arg);
+       fees_arg_conv.is_owned = true;
+       LDKRouteHint* ret = MALLOC(sizeof(LDKRouteHint), "LDKRouteHint");
        *ret = RouteHint_new(src_node_id_arg_conv, short_channel_id_arg, fees_arg_conv, cltv_expiry_delta_arg, htlc_minimum_msat_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_get_1route(JNIEnv * _env, jclass _b, jlong our_node_id, jlong network, jlong target, jlong first_hops, jlong last_hops, jlong final_value_msat, jint final_cltv, jlong logger) {
        LDKPublicKey our_node_id_conv = *(LDKPublicKey*)our_node_id;
-       free((void*)our_node_id);
+       FREE((void*)our_node_id);
        LDKNetworkGraph* network_conv = (LDKNetworkGraph*)network;
        LDKPublicKey target_conv = *(LDKPublicKey*)target;
-       free((void*)target);
+       FREE((void*)target);
        LDKCVec_ChannelDetailsZ* first_hops_conv = (LDKCVec_ChannelDetailsZ*)first_hops;
        LDKCVec_RouteHintZ last_hops_conv = *(LDKCVec_RouteHintZ*)last_hops;
-       free((void*)last_hops);
-       LDKLogger *logger_conv = (LDKLogger*)logger;
-       LDKLogger_JCalls_clone(logger_conv->this_arg);
-       LDKCResult_RouteLightningErrorZ* ret = malloc(sizeof(LDKCResult_RouteLightningErrorZ));
-       *ret = get_route(our_node_id_conv, network_conv, target_conv, first_hops_conv, last_hops_conv, final_value_msat, final_cltv, *logger_conv);
+       FREE((void*)last_hops);
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       LDKCResult_RouteLightningErrorZ* ret = MALLOC(sizeof(LDKCResult_RouteLightningErrorZ), "LDKCResult_RouteLightningErrorZ");
+       *ret = get_route(our_node_id_conv, network_conv, target_conv, first_hops_conv, last_hops_conv, final_value_msat, final_cltv, logger_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNetworkGraph this_ptr_conv = *(LDKNetworkGraph*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return NetworkGraph_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_LockedNetworkGraph_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKLockedNetworkGraph this_ptr_conv = *(LDKLockedNetworkGraph*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return LockedNetworkGraph_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NetGraphMsgHandler_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNetGraphMsgHandler this_ptr_conv = *(LDKNetGraphMsgHandler*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return NetGraphMsgHandler_free(this_ptr_conv);
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetGraphMsgHandler_1new(JNIEnv * _env, jclass _b, jlong chain_monitor, jlong logger) {
-       LDKChainWatchInterface *chain_monitor_conv = (LDKChainWatchInterface*)chain_monitor;
-       LDKChainWatchInterface_JCalls_clone(chain_monitor_conv->this_arg);
-       LDKLogger *logger_conv = (LDKLogger*)logger;
-       LDKLogger_JCalls_clone(logger_conv->this_arg);
-       LDKNetGraphMsgHandler* ret = malloc(sizeof(LDKNetGraphMsgHandler));
-       *ret = NetGraphMsgHandler_new(*chain_monitor_conv, *logger_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetGraphMsgHandler_1new(JNIEnv * _env, jclass _b, jlong chain_access, jlong logger) {
+       LDKAccess* chain_access_conv = (LDKAccess*)chain_access;
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
+       LDKNetGraphMsgHandler* ret = MALLOC(sizeof(LDKNetGraphMsgHandler), "LDKNetGraphMsgHandler");
+       *ret = NetGraphMsgHandler_new(chain_access_conv, logger_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
-JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetGraphMsgHandler_1from_1net_1graph(JNIEnv * _env, jclass _b, jlong chain_monitor, jlong logger, jlong network_graph) {
-       LDKChainWatchInterface *chain_monitor_conv = (LDKChainWatchInterface*)chain_monitor;
-       LDKChainWatchInterface_JCalls_clone(chain_monitor_conv->this_arg);
-       LDKLogger *logger_conv = (LDKLogger*)logger;
-       LDKLogger_JCalls_clone(logger_conv->this_arg);
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetGraphMsgHandler_1from_1net_1graph(JNIEnv * _env, jclass _b, jlong chain_access, jlong logger, jlong network_graph) {
+       LDKAccess* chain_access_conv = (LDKAccess*)chain_access;
+       LDKLogger logger_conv = *(LDKLogger*)logger;
+       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_clone(logger_conv.this_arg);
+       }
        LDKNetworkGraph network_graph_conv = *(LDKNetworkGraph*)network_graph;
-       free((void*)network_graph);
-       network_graph_conv._underlying_ref = false;
-       LDKNetGraphMsgHandler* ret = malloc(sizeof(LDKNetGraphMsgHandler));
-       *ret = NetGraphMsgHandler_from_net_graph(*chain_monitor_conv, *logger_conv, network_graph_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       FREE((void*)network_graph);
+       network_graph_conv.is_owned = true;
+       LDKNetGraphMsgHandler* ret = MALLOC(sizeof(LDKNetGraphMsgHandler), "LDKNetGraphMsgHandler");
+       *ret = NetGraphMsgHandler_from_net_graph(chain_access_conv, logger_conv, network_graph_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetGraphMsgHandler_1read_1locked_1graph(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKNetGraphMsgHandler* this_arg_conv = (LDKNetGraphMsgHandler*)this_arg;
-       LDKLockedNetworkGraph* ret = malloc(sizeof(LDKLockedNetworkGraph));
+       LDKLockedNetworkGraph* ret = MALLOC(sizeof(LDKLockedNetworkGraph), "LDKLockedNetworkGraph");
        *ret = NetGraphMsgHandler_read_locked_graph(this_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_LockedNetworkGraph_1graph(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKLockedNetworkGraph* this_arg_conv = (LDKLockedNetworkGraph*)this_arg;
-       LDKNetworkGraph* ret = malloc(sizeof(LDKNetworkGraph));
+       LDKNetworkGraph* ret = MALLOC(sizeof(LDKNetworkGraph), "LDKNetworkGraph");
        *ret = LockedNetworkGraph_graph(this_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetGraphMsgHandler_1as_1RoutingMessageHandler(JNIEnv * _env, jclass _b, jlong this_arg) {
        LDKNetGraphMsgHandler* this_arg_conv = (LDKNetGraphMsgHandler*)this_arg;
-       LDKRoutingMessageHandler* ret = malloc(sizeof(LDKRoutingMessageHandler));
+       LDKRoutingMessageHandler* ret = MALLOC(sizeof(LDKRoutingMessageHandler), "LDKRoutingMessageHandler");
        *ret = NetGraphMsgHandler_as_RoutingMessageHandler(this_arg_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DirectionalChannelInfo_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKDirectionalChannelInfo this_ptr_conv = *(LDKDirectionalChannelInfo*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return DirectionalChannelInfo_free(this_ptr_conv);
 }
 
@@ -6246,33 +8460,66 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DirectionalChannelInfo_1set_1h
        return DirectionalChannelInfo_set_htlc_minimum_msat(this_ptr_conv, val);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_DirectionalChannelInfo_1get_1last_1update_1message(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKDirectionalChannelInfo* this_ptr_conv = (LDKDirectionalChannelInfo*)this_ptr;
+       LDKChannelUpdate* ret = MALLOC(sizeof(LDKChannelUpdate), "LDKChannelUpdate");
+       *ret = DirectionalChannelInfo_get_last_update_message(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_DirectionalChannelInfo_1set_1last_1update_1message(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKDirectionalChannelInfo* this_ptr_conv = (LDKDirectionalChannelInfo*)this_ptr;
+       LDKChannelUpdate val_conv = *(LDKChannelUpdate*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return DirectionalChannelInfo_set_last_update_message(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_DirectionalChannelInfo_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKDirectionalChannelInfo* obj_conv = (LDKDirectionalChannelInfo*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = DirectionalChannelInfo_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_DirectionalChannelInfo_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKDirectionalChannelInfo* ret = malloc(sizeof(LDKDirectionalChannelInfo));
+       LDKDirectionalChannelInfo* ret = MALLOC(sizeof(LDKDirectionalChannelInfo), "LDKDirectionalChannelInfo");
        *ret = DirectionalChannelInfo_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelInfo this_ptr_conv = *(LDKChannelInfo*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return ChannelInfo_free(this_ptr_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1features(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
+       LDKChannelFeatures* ret = MALLOC(sizeof(LDKChannelFeatures), "LDKChannelFeatures");
+       *ret = ChannelInfo_get_features(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1features(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
+       LDKChannelFeatures val_conv = *(LDKChannelFeatures*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return ChannelInfo_set_features(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1node_1one(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelInfo_get_node_one(this_ptr_conv);
        return (long)ret;
 }
@@ -6280,30 +8527,30 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1node_1one(J
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1node_1one(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelInfo_set_node_one(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1one_1to_1two(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
-       LDKDirectionalChannelInfo* ret = malloc(sizeof(LDKDirectionalChannelInfo));
+       LDKDirectionalChannelInfo* ret = MALLOC(sizeof(LDKDirectionalChannelInfo), "LDKDirectionalChannelInfo");
        *ret = ChannelInfo_get_one_to_two(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1one_1to_1two(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
        LDKDirectionalChannelInfo val_conv = *(LDKDirectionalChannelInfo*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return ChannelInfo_set_one_to_two(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1node_1two(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
-       LDKPublicKey* ret = malloc(sizeof(LDKPublicKey));
+       LDKPublicKey* ret = MALLOC(sizeof(LDKPublicKey), "LDKPublicKey");
        *ret = ChannelInfo_get_node_two(this_ptr_conv);
        return (long)ret;
 }
@@ -6311,48 +8558,64 @@ JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1node_1two(J
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1node_1two(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
        LDKPublicKey val_conv = *(LDKPublicKey*)val;
-       free((void*)val);
+       FREE((void*)val);
        return ChannelInfo_set_node_two(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1two_1to_1one(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
-       LDKDirectionalChannelInfo* ret = malloc(sizeof(LDKDirectionalChannelInfo));
+       LDKDirectionalChannelInfo* ret = MALLOC(sizeof(LDKDirectionalChannelInfo), "LDKDirectionalChannelInfo");
        *ret = ChannelInfo_get_two_to_one(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1two_1to_1one(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
        LDKDirectionalChannelInfo val_conv = *(LDKDirectionalChannelInfo*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return ChannelInfo_set_two_to_one(this_ptr_conv, val_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1get_1announcement_1message(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
+       LDKChannelAnnouncement* ret = MALLOC(sizeof(LDKChannelAnnouncement), "LDKChannelAnnouncement");
+       *ret = ChannelInfo_get_announcement_message(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1set_1announcement_1message(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKChannelInfo* this_ptr_conv = (LDKChannelInfo*)this_ptr;
+       LDKChannelAnnouncement val_conv = *(LDKChannelAnnouncement*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return ChannelInfo_set_announcement_message(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKChannelInfo* obj_conv = (LDKChannelInfo*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = ChannelInfo_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_ChannelInfo_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKChannelInfo* ret = malloc(sizeof(LDKChannelInfo));
+       LDKChannelInfo* ret = MALLOC(sizeof(LDKChannelInfo), "LDKChannelInfo");
        *ret = ChannelInfo_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingFees_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKRoutingFees this_ptr_conv = *(LDKRoutingFees*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return RoutingFees_free(this_ptr_conv);
 }
 
@@ -6377,37 +8640,53 @@ JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_RoutingFees_1set_1proportional
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RoutingFees_1new(JNIEnv * _env, jclass _b, jint base_msat_arg, jint proportional_millionths_arg) {
-       LDKRoutingFees* ret = malloc(sizeof(LDKRoutingFees));
+       LDKRoutingFees* ret = MALLOC(sizeof(LDKRoutingFees), "LDKRoutingFees");
        *ret = RoutingFees_new(base_msat_arg, proportional_millionths_arg);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RoutingFees_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKRoutingFees* ret = malloc(sizeof(LDKRoutingFees));
+       LDKRoutingFees* ret = MALLOC(sizeof(LDKRoutingFees), "LDKRoutingFees");
        *ret = RoutingFees_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_RoutingFees_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKRoutingFees* obj_conv = (LDKRoutingFees*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = RoutingFees_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeAnnouncementInfo this_ptr_conv = *(LDKNodeAnnouncementInfo*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return NodeAnnouncementInfo_free(this_ptr_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1features(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
+       LDKNodeFeatures* ret = MALLOC(sizeof(LDKNodeFeatures), "LDKNodeFeatures");
+       *ret = NodeAnnouncementInfo_get_features(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1features(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
+       LDKNodeFeatures val_conv = *(LDKNodeFeatures*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return NodeAnnouncementInfo_set_features(this_ptr_conv, val_conv);
+}
+
 JNIEXPORT jint JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1last_1update(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
        return NodeAnnouncementInfo_get_last_update(this_ptr_conv);
@@ -6428,7 +8707,7 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1ge
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1rgb(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
        LDKThreeBytes val_conv = *(LDKThreeBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return NodeAnnouncementInfo_set_rgb(this_ptr_conv, val_conv);
 }
 
@@ -6442,137 +8721,171 @@ JNIEXPORT jbyteArray JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1ge
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1alias(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
        LDKThirtyTwoBytes val_conv = *(LDKThirtyTwoBytes*)val;
-       free((void*)val);
+       FREE((void*)val);
        return NodeAnnouncementInfo_set_alias(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1addresses(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
        LDKCVec_NetAddressZ val_conv = *(LDKCVec_NetAddressZ*)val;
-       free((void*)val);
+       FREE((void*)val);
        return NodeAnnouncementInfo_set_addresses(this_ptr_conv, val_conv);
 }
 
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1get_1announcement_1message(JNIEnv * _env, jclass _b, jlong this_ptr) {
+       LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
+       LDKNodeAnnouncement* ret = MALLOC(sizeof(LDKNodeAnnouncement), "LDKNodeAnnouncement");
+       *ret = NodeAnnouncementInfo_get_announcement_message(this_ptr_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
+JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1set_1announcement_1message(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
+       LDKNodeAnnouncementInfo* this_ptr_conv = (LDKNodeAnnouncementInfo*)this_ptr;
+       LDKNodeAnnouncement val_conv = *(LDKNodeAnnouncement*)val;
+       FREE((void*)val);
+       val_conv.is_owned = true;
+       return NodeAnnouncementInfo_set_announcement_message(this_ptr_conv, val_conv);
+}
+
+JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1new(JNIEnv * _env, jclass _b, jlong features_arg, jint last_update_arg, jlong rgb_arg, jlong alias_arg, jlong addresses_arg, jlong announcement_message_arg) {
+       LDKNodeFeatures features_arg_conv = *(LDKNodeFeatures*)features_arg;
+       FREE((void*)features_arg);
+       features_arg_conv.is_owned = true;
+       LDKThreeBytes rgb_arg_conv = *(LDKThreeBytes*)rgb_arg;
+       FREE((void*)rgb_arg);
+       LDKThirtyTwoBytes alias_arg_conv = *(LDKThirtyTwoBytes*)alias_arg;
+       FREE((void*)alias_arg);
+       LDKCVec_NetAddressZ addresses_arg_conv = *(LDKCVec_NetAddressZ*)addresses_arg;
+       FREE((void*)addresses_arg);
+       LDKNodeAnnouncement announcement_message_arg_conv = *(LDKNodeAnnouncement*)announcement_message_arg;
+       FREE((void*)announcement_message_arg);
+       announcement_message_arg_conv.is_owned = true;
+       LDKNodeAnnouncementInfo* ret = MALLOC(sizeof(LDKNodeAnnouncementInfo), "LDKNodeAnnouncementInfo");
+       *ret = NodeAnnouncementInfo_new(features_arg_conv, last_update_arg, rgb_arg_conv, alias_arg_conv, addresses_arg_conv, announcement_message_arg_conv);
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
+       return (long)ret;
+}
+
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKNodeAnnouncementInfo* obj_conv = (LDKNodeAnnouncementInfo*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = NodeAnnouncementInfo_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeAnnouncementInfo_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKNodeAnnouncementInfo* ret = malloc(sizeof(LDKNodeAnnouncementInfo));
+       LDKNodeAnnouncementInfo* ret = MALLOC(sizeof(LDKNodeAnnouncementInfo), "LDKNodeAnnouncementInfo");
        *ret = NodeAnnouncementInfo_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1free(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeInfo this_ptr_conv = *(LDKNodeInfo*)this_ptr;
-       free((void*)this_ptr);
-       this_ptr_conv._underlying_ref = false;
+       FREE((void*)this_ptr);
+       this_ptr_conv.is_owned = true;
        return NodeInfo_free(this_ptr_conv);
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1channels(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeInfo* this_ptr_conv = (LDKNodeInfo*)this_ptr;
        LDKCVec_u64Z val_conv = *(LDKCVec_u64Z*)val;
-       free((void*)val);
+       FREE((void*)val);
        return NodeInfo_set_channels(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeInfo_1get_1lowest_1inbound_1channel_1fees(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeInfo* this_ptr_conv = (LDKNodeInfo*)this_ptr;
-       LDKRoutingFees* ret = malloc(sizeof(LDKRoutingFees));
+       LDKRoutingFees* ret = MALLOC(sizeof(LDKRoutingFees), "LDKRoutingFees");
        *ret = NodeInfo_get_lowest_inbound_channel_fees(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1lowest_1inbound_1channel_1fees(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeInfo* this_ptr_conv = (LDKNodeInfo*)this_ptr;
        LDKRoutingFees val_conv = *(LDKRoutingFees*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return NodeInfo_set_lowest_inbound_channel_fees(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeInfo_1get_1announcement_1info(JNIEnv * _env, jclass _b, jlong this_ptr) {
        LDKNodeInfo* this_ptr_conv = (LDKNodeInfo*)this_ptr;
-       LDKNodeAnnouncementInfo* ret = malloc(sizeof(LDKNodeAnnouncementInfo));
+       LDKNodeAnnouncementInfo* ret = MALLOC(sizeof(LDKNodeAnnouncementInfo), "LDKNodeAnnouncementInfo");
        *ret = NodeInfo_get_announcement_info(this_ptr_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT void JNICALL Java_org_ldk_impl_bindings_NodeInfo_1set_1announcement_1info(JNIEnv * _env, jclass _b, jlong this_ptr, jlong val) {
        LDKNodeInfo* this_ptr_conv = (LDKNodeInfo*)this_ptr;
        LDKNodeAnnouncementInfo val_conv = *(LDKNodeAnnouncementInfo*)val;
-       free((void*)val);
-       val_conv._underlying_ref = false;
+       FREE((void*)val);
+       val_conv.is_owned = true;
        return NodeInfo_set_announcement_info(this_ptr_conv, val_conv);
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeInfo_1new(JNIEnv * _env, jclass _b, jlong channels_arg, jlong lowest_inbound_channel_fees_arg, jlong announcement_info_arg) {
        LDKCVec_u64Z channels_arg_conv = *(LDKCVec_u64Z*)channels_arg;
-       free((void*)channels_arg);
+       FREE((void*)channels_arg);
        LDKRoutingFees lowest_inbound_channel_fees_arg_conv = *(LDKRoutingFees*)lowest_inbound_channel_fees_arg;
-       free((void*)lowest_inbound_channel_fees_arg);
-       lowest_inbound_channel_fees_arg_conv._underlying_ref = false;
+       FREE((void*)lowest_inbound_channel_fees_arg);
+       lowest_inbound_channel_fees_arg_conv.is_owned = true;
        LDKNodeAnnouncementInfo announcement_info_arg_conv = *(LDKNodeAnnouncementInfo*)announcement_info_arg;
-       free((void*)announcement_info_arg);
-       announcement_info_arg_conv._underlying_ref = false;
-       LDKNodeInfo* ret = malloc(sizeof(LDKNodeInfo));
+       FREE((void*)announcement_info_arg);
+       announcement_info_arg_conv.is_owned = true;
+       LDKNodeInfo* ret = MALLOC(sizeof(LDKNodeInfo), "LDKNodeInfo");
        *ret = NodeInfo_new(channels_arg_conv, lowest_inbound_channel_fees_arg_conv, announcement_info_arg_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeInfo_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKNodeInfo* obj_conv = (LDKNodeInfo*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = NodeInfo_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NodeInfo_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKNodeInfo* ret = malloc(sizeof(LDKNodeInfo));
+       LDKNodeInfo* ret = MALLOC(sizeof(LDKNodeInfo), "LDKNodeInfo");
        *ret = NodeInfo_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1write(JNIEnv * _env, jclass _b, jlong obj) {
        LDKNetworkGraph* obj_conv = (LDKNetworkGraph*)obj;
-       LDKCVec_u8Z* ret = malloc(sizeof(LDKCVec_u8Z));
+       LDKCVec_u8Z* ret = MALLOC(sizeof(LDKCVec_u8Z), "LDKCVec_u8Z");
        *ret = NetworkGraph_write(obj_conv);
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1read(JNIEnv * _env, jclass _b, jlong ser) {
        LDKu8slice ser_conv = *(LDKu8slice*)ser;
-       free((void*)ser);
-       LDKNetworkGraph* ret = malloc(sizeof(LDKNetworkGraph));
+       LDKNetworkGraph* ret = MALLOC(sizeof(LDKNetworkGraph), "LDKNetworkGraph");
        *ret = NetworkGraph_read(ser_conv);
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }
 
 JNIEXPORT jlong JNICALL Java_org_ldk_impl_bindings_NetworkGraph_1new(JNIEnv * _env, jclass _b) {
-       LDKNetworkGraph* ret = malloc(sizeof(LDKNetworkGraph));
+       LDKNetworkGraph* ret = MALLOC(sizeof(LDKNetworkGraph), "LDKNetworkGraph");
        *ret = NetworkGraph_new();
-       assert(!ret->_underlying_ref);
-       ret->_underlying_ref = true;
+       DO_ASSERT(ret->is_owned);
+       ret->is_owned = false;
        return (long)ret;
 }